Annual report pursuant to Section 13 and 15(d)

OPERATING BUSINESS SEGMENT AND INTERNATIONAL OPERATION INFORMATION (Details)

v2.4.1.9
OPERATING BUSINESS SEGMENT AND INTERNATIONAL OPERATION INFORMATION (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended 9 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2014
item
Dec. 31, 2013
Dec. 31, 2012
Sep. 30, 2014
Segment information                        
Number of business segments                 4us-gaap_NumberOfReportableSegments      
Net sales revenue:                        
Total net sales revenue $ 86,663us-gaap_SalesRevenueNet $ 93,406us-gaap_SalesRevenueNet $ 92,831us-gaap_SalesRevenueNet $ 93,467us-gaap_SalesRevenueNet $ 93,264us-gaap_SalesRevenueNet $ 90,405us-gaap_SalesRevenueNet $ 91,782us-gaap_SalesRevenueNet $ 94,375us-gaap_SalesRevenueNet $ 366,367us-gaap_SalesRevenueNet $ 369,826us-gaap_SalesRevenueNet $ 360,826us-gaap_SalesRevenueNet  
Contribution margin:                        
Total contribution margin                 138,975natr_ContributionMargin 141,966natr_ContributionMargin 138,582natr_ContributionMargin  
Selling, general and administrative 30,634us-gaap_SellingGeneralAndAdministrativeExpense 30,200us-gaap_SellingGeneralAndAdministrativeExpense 29,941us-gaap_SellingGeneralAndAdministrativeExpense 29,152us-gaap_SellingGeneralAndAdministrativeExpense 33,020us-gaap_SellingGeneralAndAdministrativeExpense 27,773us-gaap_SellingGeneralAndAdministrativeExpense 28,068us-gaap_SellingGeneralAndAdministrativeExpense 29,522us-gaap_SellingGeneralAndAdministrativeExpense 119,927us-gaap_SellingGeneralAndAdministrativeExpense 118,383us-gaap_SellingGeneralAndAdministrativeExpense 104,716us-gaap_SellingGeneralAndAdministrativeExpense  
Operating income 834us-gaap_OperatingIncomeLoss 5,546us-gaap_OperatingIncomeLoss 5,827us-gaap_OperatingIncomeLoss 6,841us-gaap_OperatingIncomeLoss 2,340us-gaap_OperatingIncomeLoss 6,512us-gaap_OperatingIncomeLoss 7,801us-gaap_OperatingIncomeLoss 6,930us-gaap_OperatingIncomeLoss 19,048us-gaap_OperatingIncomeLoss 23,583us-gaap_OperatingIncomeLoss 33,866us-gaap_OperatingIncomeLoss  
Other income (expense) 349us-gaap_OtherNonoperatingIncomeExpense (42)us-gaap_OtherNonoperatingIncomeExpense (79)us-gaap_OtherNonoperatingIncomeExpense (262)us-gaap_OtherNonoperatingIncomeExpense 249us-gaap_OtherNonoperatingIncomeExpense (216)us-gaap_OtherNonoperatingIncomeExpense 1,522us-gaap_OtherNonoperatingIncomeExpense 438us-gaap_OtherNonoperatingIncomeExpense (34)us-gaap_OtherNonoperatingIncomeExpense 1,993us-gaap_OtherNonoperatingIncomeExpense 1,573us-gaap_OtherNonoperatingIncomeExpense  
Income from continuing operations before provision for income taxes 1,183us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 5,504us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 5,748us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 6,579us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 2,589us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 6,296us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 9,323us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 7,368us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 19,014us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 25,576us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 35,439us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments  
Capital expenditures:                        
Total capital expenditures                 26,910us-gaap_PaymentsToAcquireProductiveAssets 8,556us-gaap_PaymentsToAcquireProductiveAssets 6,779us-gaap_PaymentsToAcquireProductiveAssets  
Depreciation and amortization:                        
Total depreciation and amortization                 4,409us-gaap_DepreciationDepletionAndAmortization 4,466us-gaap_DepreciationDepletionAndAmortization 4,078us-gaap_DepreciationDepletionAndAmortization  
Assets:                        
Total Assets 196,799us-gaap_Assets       199,612us-gaap_Assets       196,799us-gaap_Assets 199,612us-gaap_Assets    
Property, plant and equipment                        
Total property, plant and equipment 51,343us-gaap_PropertyPlantAndEquipmentNet       32,022us-gaap_PropertyPlantAndEquipmentNet       51,343us-gaap_PropertyPlantAndEquipmentNet 32,022us-gaap_PropertyPlantAndEquipmentNet    
Impairment charge                 2,947us-gaap_ImpairmentOfLongLivedAssetsHeldForUse      
Subsidiary in Venezuela                        
Property, plant and equipment                        
Total property, plant and equipment   0us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember
                  0us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember
Impairment charge                       2,947us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember
United States                        
Net sales revenue:                        
Total net sales revenue                 148,219us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_US
152,209us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_US
154,716us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_US
 
Property, plant and equipment                        
Total property, plant and equipment 48,013us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= country_US
      25,713us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= country_US
      48,013us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= country_US
25,713us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= country_US
   
Other                        
Net sales revenue:                        
Total net sales revenue                 163,834us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= natr_OtherCountriesMember
183,410us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= natr_OtherCountriesMember
178,104us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= natr_OtherCountriesMember
 
Property, plant and equipment                        
Total property, plant and equipment 3,330us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= natr_OtherCountriesMember
      3,102us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= natr_OtherCountriesMember
      3,330us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= natr_OtherCountriesMember
3,102us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= natr_OtherCountriesMember
   
South Korea (Synergy)                        
Net sales revenue:                        
Total net sales revenue                 54,314us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_KR
34,207us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_KR
28,006us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_KR
 
Venezuela                        
Property, plant and equipment                        
Total property, plant and equipment         3,207us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= country_VE
        3,207us-gaap_PropertyPlantAndEquipmentNet
/ us-gaap_StatementGeographicalAxis
= country_VE
   
NSP Americas                        
Net sales revenue:                        
Total net sales revenue                 184,625us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
195,924us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
199,794us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
Contribution margin:                        
Total contribution margin                 75,673natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
80,095natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
80,324natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
Capital expenditures:                        
Total capital expenditures                 25,581us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
8,018us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
5,684us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
Depreciation and amortization:                        
Total depreciation and amortization                 3,438us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
3,568us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
3,339us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
Assets:                        
Total Assets 129,371us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
      148,278us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
      129,371us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
148,278us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
   
NSP Americas | General health                        
Net sales revenue:                        
Total net sales revenue                 79,022us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
82,332us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
87,280us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
NSP Americas | Immune                        
Net sales revenue:                        
Total net sales revenue                 23,881us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
24,013us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
24,410us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
NSP Americas | Cardiovascular                        
Net sales revenue:                        
Total net sales revenue                 12,665us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
13,268us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
13,483us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
NSP Americas | Digestive                        
Net sales revenue:                        
Total net sales revenue                 53,906us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
57,575us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
56,160us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
NSP Americas | Personal care                        
Net sales revenue:                        
Total net sales revenue                 4,025us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
5,214us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
5,792us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
NSP Americas | Weight management                        
Net sales revenue:                        
Total net sales revenue                 11,126us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
13,522us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
12,669us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsAmericasAsiaPacificAndEuropeMember
 
NSP Russia, Central and Eastern Europe                        
Net sales revenue:                        
Total net sales revenue                 50,274us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
62,747us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
57,853us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
Contribution margin:                        
Total contribution margin                 17,851natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
22,542natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
21,957natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
Capital expenditures:                        
Total capital expenditures                 8us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
4us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
44us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
Depreciation and amortization:                        
Total depreciation and amortization                 25us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
27us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
36us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
Assets:                        
Total Assets 6,679us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
      11,233us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
      6,679us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
11,233us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
   
NSP Russia, Central and Eastern Europe | General health                        
Net sales revenue:                        
Total net sales revenue                 18,841us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
22,690us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
20,540us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
NSP Russia, Central and Eastern Europe | Immune                        
Net sales revenue:                        
Total net sales revenue                 6,512us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
7,902us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
7,365us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
NSP Russia, Central and Eastern Europe | Cardiovascular                        
Net sales revenue:                        
Total net sales revenue                 3,104us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
4,324us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
4,367us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
NSP Russia, Central and Eastern Europe | Digestive                        
Net sales revenue:                        
Total net sales revenue                 13,171us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
15,693us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
14,501us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
NSP Russia, Central and Eastern Europe | Personal care                        
Net sales revenue:                        
Total net sales revenue                 6,073us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
8,817us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
8,908us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
NSP Russia, Central and Eastern Europe | Weight management                        
Net sales revenue:                        
Total net sales revenue                 2,573us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
3,321us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
2,172us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsRussiaCentralAndEasternEuropeMember
 
Synergy WorldWide                        
Net sales revenue:                        
Total net sales revenue                 128,101us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
108,290us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
100,670us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
Contribution margin:                        
Total contribution margin                 43,888natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
38,011natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
36,142natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
Capital expenditures:                        
Total capital expenditures                 1,321us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
534us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
1,051us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
Depreciation and amortization:                        
Total depreciation and amortization                 946us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
871us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
703us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
Assets:                        
Total Assets 40,797us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
      40,101us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
      40,797us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
40,101us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
   
Synergy WorldWide | General health                        
Net sales revenue:                        
Total net sales revenue                 46,546us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
36,723us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
33,969us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
Synergy WorldWide | Immune                        
Net sales revenue:                        
Total net sales revenue                 974us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
1,394us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
1,104us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
Synergy WorldWide | Cardiovascular                        
Net sales revenue:                        
Total net sales revenue                 42,449us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
42,154us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
42,696us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
Synergy WorldWide | Digestive                        
Net sales revenue:                        
Total net sales revenue                 20,839us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
16,897us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
14,904us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
Synergy WorldWide | Personal care                        
Net sales revenue:                        
Total net sales revenue                 7,196us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
7,097us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
5,631us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
Synergy WorldWide | Weight management                        
Net sales revenue:                        
Total net sales revenue                 10,097us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
4,025us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
2,366us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_SynergyWorldWideBrandMember
 
China and New Markets                        
Net sales revenue:                        
Total net sales revenue                 3,367us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
2,865us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
2,509us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
 
Contribution margin:                        
Total contribution margin                 1,563natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
1,318natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
159natr_ContributionMargin
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
 
Assets:                        
Total Assets 19,952us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
              19,952us-gaap_Assets
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
     
China and New Markets | General health                        
Net sales revenue:                        
Total net sales revenue                 1,566us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
1,306us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
1,180us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_GeneralHealthProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
 
China and New Markets | Immune                        
Net sales revenue:                        
Total net sales revenue                 445us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
367us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
319us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_ImmunityProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
 
China and New Markets | Cardiovascular                        
Net sales revenue:                        
Total net sales revenue                 235us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
211us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
188us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_CardiovascularProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
 
China and New Markets | Digestive                        
Net sales revenue:                        
Total net sales revenue                 835us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
726us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
632us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_DigestiveProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
 
China and New Markets | Personal care                        
Net sales revenue:                        
Total net sales revenue                 83us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
74us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
70us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_PersonalCareProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
 
China and New Markets | Weight management                        
Net sales revenue:                        
Total net sales revenue                 $ 203us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
$ 181us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
$ 120us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= natr_WeightManagementProductsMember
/ us-gaap_StatementBusinessSegmentsAxis
= natr_ChinaAndNewMarketsMember
 
Nature's Sunshine Products                        
Segment information                        
Number of business segments                 2us-gaap_NumberOfReportableSegments
/ us-gaap_StatementBusinessSegmentsAxis
= natr_NaturesSunshineProductsBrandMember