REVENUE RECOGNITION AND RELATED ALLOWANCES - Allowances (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Accruals for Chargebacks, Returns, and Other Allowances
Beginning balance	$ 161,052
Ending balance	89,427
Chargebacks
Accruals for Chargebacks, Returns, and Other Allowances
Beginning balance	148,562	$ 94,066
Accruals/Adjustments	290,826	320,191
Credits Taken Against Reserve	(362,253)	(274,714)
Ending balance	77,135	139,543
Government Rebates
Accruals for Chargebacks, Returns, and Other Allowances
Beginning balance	10,872	5,492
Accruals/Adjustments	11,100	9,356
Credits Taken Against Reserve	(10,001)	(5,408)
Ending balance	11,971	9,440
Returns
Accruals for Chargebacks, Returns, and Other Allowances
Beginning balance	33,399	35,831
Accruals/Adjustments	5,995	15,057
Credits Taken Against Reserve	(9,596)	(15,989)
Ending balance	29,798	34,899
Administrative Fees and Other Rebates
Accruals for Chargebacks, Returns, and Other Allowances
Beginning balance	9,442	13,100
Accruals/Adjustments	25,606	20,701
Credits Taken Against Reserve	(25,177)	(19,283)
Ending balance	9,871	14,518
Prompt Payment Discounts
Accruals for Chargebacks, Returns, and Other Allowances
Beginning balance	6,488	4,642
Accruals/Adjustments	11,028	10,494
Credits Taken Against Reserve	(12,653)	(8,938)
Ending balance	$ 4,863	$ 6,198