SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Accounting Policies [Abstract]
Goodwill	$ 1,196,090	$ 932,685	$ 658,500
Intangible Assets, Net (Excluding Goodwill)	111,190	74,183	64,700
Payments of Financing Costs	2,792	0	847
Depreciation	12,100	12,100	11,600
Unamortized debt issuance costs	$ 4,500	2,700
Unamortized debt issuance costs, weighted average amortization period, years	4 years 7 months 6 days
Deferred income taxes	$ 289	47,987
Non-cash compensation	23,809	26,730	25,040
Share-based compensation, tax benefit recognized	6,000	4,700	4,600
Advertising expense	7,400	6,500	7,000
Finite-Lived Intangible Assets [Line Items]
Non-cash impairment charge for write-off of intangible assets		4,200
Personal Care [Member]
Accounting Policies [Abstract]
Goodwill	43,100	43,100	43,100
Acquired Names [Member]
Finite-Lived Intangible Assets [Line Items]
Non-cash impairment charge for write-off of intangible assets		4,200
Noncompete Agreements [Member]
Accounting Policies [Abstract]
Intangible Assets, Net (Excluding Goodwill)	$ 6,400	7,800	3,400
Finite-Lived Intangible Assets [Line Items]
Non-cash impairment charge for write-off of intangible assets		0
Noncompete Agreements [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life of intangible assets	2 years
Noncompete Agreements [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life of intangible assets	3 years
Acquired Names [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life of intangible assets	3 years
Technology-Based Intangible Assets
Accounting Policies [Abstract]
Intangible Assets, Net (Excluding Goodwill)	$ 19,000	0	$ 0
Finite-Lived Intangible Assets [Line Items]
Estimated useful life of intangible assets	7 years
Non-cash impairment charge for write-off of intangible assets		$ 0