XML 40 R47.htm IDEA: XBRL DOCUMENT
v2.4.1.9

NATURE OF OPERATIONS AND SIGNIFICANT ACCOUNTING POLICIES (Details 6) | 12 Months Ended
--- | ---
Dec. 31, 2014
Time-based stock options | Maximum |
Share Based Compensation |
Vesting period | 48 months
Performance based stock options operating income margins |
Share Based Compensation |
Operating income margin, one (as a percent) | 6.00%natr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOperatingMarginsOne / us-gaap_AwardTypeAxis = natr_PerformanceBasedStockOptionsVestingUponAchievingOperatingIncomeMarginsMember
Operating income margin, two (as a percent) | 8.00%natr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOperatingMarginsTwo / us-gaap_AwardTypeAxis = natr_PerformanceBasedStockOptionsVestingUponAchievingOperatingIncomeMarginsMember
Operating income margin, three (as a percent) | 10.00%natr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOperatingMarginsThree / us-gaap_AwardTypeAxis = natr_PerformanceBasedStockOptionsVestingUponAchievingOperatingIncomeMarginsMember
Period of time during which operating income margins must be achieved in order to vest in performance based stock options | 12 months
Consecutive period of time used to assess operating income margins which determine vesting | 15 months
Performance based stock options sales and operating income margins |
Share Based Compensation |
Vesting period | 2 years
Operating income margin, two (as a percent) | 8.00%natr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOperatingMarginsTwo / us-gaap_AwardTypeAxis = natr_PerformanceBasedStockOptionsVestingUponAchievingSalesAndOperatingIncomeMarginsMember
Performance based stock options sales |
Share Based Compensation |
Vesting period based on achieving annual net sales targets | 1 year

X
- Definition Represents the period of time during which operating income margins must be achieved in order to vest in performance based stock options. + References No definition available. + Details
Name: | natr_PeriodOfTimeShareBasedCompensationArrangementByShareBasedPaymentAwardAggregatePeriodConsideredForAchievingOperatingIncomeMargins
Namespace Prefix: | natr_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the consecutive period of time used to assess operating income margins which determine vesting. + References No definition available. + Details
Name: | natr_PeriodOfTimeShareBasedCompensationArrangementByShareBasedPaymentAwardConsecutiveNumberOfPeriodsConsideredToAssessOperatingIncomeMargins
Namespace Prefix: | natr_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of a performance condition pertaining to achievement of annual net sales targets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | natr_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriodBasedOnAchievingAnnualNetSalesTargets
Namespace Prefix: | natr_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the first operating margin percentage to be achieved for the vesting of stock options. + References No definition available. + Details
Name: | natr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOperatingMarginsOne
Namespace Prefix: | natr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the three operating margin percentage to be achieved for the vesting of stock options. + References No definition available. + Details
Name: | natr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOperatingMarginsThree
Namespace Prefix: | natr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the second operating margin percentage to be achieved for the vesting of stock options. + References No definition available. + Details
Name: | natr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOperatingMarginsTwo
Namespace Prefix: | natr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AwardTypeAxis=natr_PerformanceBasedStockOptionsVestingUponAchievingOperatingIncomeMarginsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=natr_PerformanceBasedStockOptionsVestingUponAchievingSalesAndOperatingIncomeMarginsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=natr_PerformanceBasedStockOptionsVestingUponAchievingSalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=natr_TimeBasedStockOptionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |