Quarterly report [Sections 13 or 15(d)]

Basis of Presentation (Details)

v3.26.1
Basis of Presentation (Details)
3 Months Ended
Mar. 31, 2025
USD ($)
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Dec. 17, 2025
joint_venture
Dec. 31, 2024
USD ($)
Noncontrolling Interest [Line Items]          
Number of joint ventures | joint_venture       2  
Noncontrolling interest outstanding $ 167,100,000 $ 166,916,000 $ 161,553,000   $ 160,991,000
Change in noncontrolling interest 100,000        
Noncontrolling Interest          
Noncontrolling Interest [Line Items]          
Noncontrolling interest outstanding $ 5,815,000   $ 0   $ 5,678,000
Nature’s Sunshine Hong Kong Limited          
Noncontrolling Interest [Line Items]          
Joint venture ownership       100.00%  
Shanghai Nature’s Sunshine Health Products Co., Ltd          
Noncontrolling Interest [Line Items]          
Joint venture ownership       100.00%