Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations (Details)

v2.4.1.9
Discontinued Operations (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Discontinued operations    
Income (loss) from discontinued operations $ 1,312us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity $ (571)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
Net proceeds from sale of fixed assets 1,312us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment  
Subsidiary in Venezuela    
Discontinued operations    
Net sales revenue   2,286us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember
Income (loss) before income tax provision 1,312us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember
(522)us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember
Income tax provision   49us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember
Income (loss) from discontinued operations 1,312us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember
(571)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember
Net proceeds from sale of fixed assets $ 1,312us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= natr_SubsidiaryInVenezuelaMember