REVENUE RECOGNITION AND RELATED ALLOWANCES - Allowances (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021
Accruals and allowances
Beginning balance	$ 105,260
Ending balance	111,000
Chargebacks
Accruals and allowances
Beginning balance	94,066	$ 88,746
Accruals/Adjustments	480,626	343,117
Credits Taken Against Reserve	(480,203)	(333,867)
Ending balance	94,489	97,996
Government Rebates
Accruals and allowances
Beginning balance	5,492	7,826
Accruals/Adjustments	14,104	31,515
Credits Taken Against Reserve	(10,851)	(27,628)
Ending balance	8,745	11,713
Returns
Accruals and allowances
Beginning balance	35,831	27,155
Accruals/Adjustments	18,751	16,043
Credits Taken Against Reserve	(20,598)	(10,969)
Ending balance	33,984	32,229
Administrative Fees and Other Rebates
Accruals and allowances
Beginning balance	13,100	8,906
Accruals/Adjustments	30,475	74,594
Credits Taken Against Reserve	(28,766)	(75,877)
Ending balance	14,809	7,623
Prompt Payment Discounts
Accruals and allowances
Beginning balance	4,642	3,839
Accruals/Adjustments	15,746	31,138
Credits Taken Against Reserve	(15,751)	(30,876)
Ending balance	$ 4,637	$ 4,101

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
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-Publisher FASB
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