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Leases - Additional Information (Detail) | 12 Months Ended
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Dec. 31, 2024
Leases [Abstract] |
Lease option to extend, description | In general, the Company’s leases include one or more options to renew, with renewal terms that generally vary from one to ten years.

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- Definition Lessee operating and financing lease option to extend. + References No definition available. + Details
Name: | hlf_LesseeOperatingAndFinancingLeaseOptionToExtend
Namespace Prefix: | hlf_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration