XML 104 R87.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Employee Benefit Plan (Details) - 401(k) Defined Contribution Plan [Member] - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
401(k) Defined Contribution Plan [Abstract] |  |  |
Maximum percentage of compensation that can be deferred | 100.00% |  |
Minimum age to make contributions | 18 years |  |
Percent of employees' base pay matched by employer | 4.00% | 4.00% | 4.00%
Vesting period for Company's matching contributions | 2 years |  |
Compensation expense | $ 4.8 | $ 4.4 | $ 3.7
Additional discretionary contribution by employer, maximum percentage of employees' base pay | 10.00% |  |
Additional discretionary contribution by employer, annual vesting percentage | 20.00% |  |
Vesting period for Company's additional discretionary contributions | 5 years |  |

X
- Definition Minimum age to participate in the deferred compensation arrangement. + References No definition available. + Details
Name: | nus_DeferredCompensationArrangementWithIndividualMinimumAgeToMakeContributions
Namespace Prefix: | nus_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | nus_DefinedContributionPensionPlansAndOtherPostretirementPlansDisclosureAbstract
Namespace Prefix: | nus_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The maximum percentage of employees' base pay that the employer will match as an additional discretionary contribution. + References No definition available. + Details
Name: | nus_DefinedContributionPlanEmployersAdditionalDiscretionaryContributionMaximumPercentageOfEmployeesBasePay
Namespace Prefix: | nus_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period which an employee's right to employer's additional discretionary contributions to a defined contribution plan vest, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | nus_DefinedContributionPlanEmployersAdditionalDiscretionaryContributionVestingPeriod
Namespace Prefix: | nus_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period in which an employee's right to employer's matching contributions to a defined contribution plan vest, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | nus_DefinedContributionPlanEmployersMatchingContributionVestingPeriod
Namespace Prefix: | nus_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
Name: | us-gaap_DefinedContributionPlanCostRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of employer's matching contributions to a defined contribution plan that vests in a given year. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |