ACQUISITION-RELATED CHARGES AND PRODUCT DISCONTINUATION, NET - Product Discontinuance (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Restructuring Reserve [Roll Forward]
Severance-related expenses	$ 26,371	$ 0	$ 494
Total acquisition-related charges	40,900	4,899	150
Changes in contingent consideration (after an acquisition)	989	(5,204)	(16,672)
Department of Justice settlement	0	0	3,500
Total acquisition-related charges, product discontinuation and other	42,911	5,166	25,230
DepoCyte
Restructuring Reserve [Roll Forward]
Discontinuation of DepoCyt(e)	0	(188)	159
Nuance Biotech Co. Ltd.
Restructuring Reserve [Roll Forward]
Discontinuation of DepoCyt(e)	3,000	0	0
Flexion
Restructuring Reserve [Roll Forward]
Changes in contingent consideration (after an acquisition)	(1,174)	0	0
Myoscience Acquisition
Restructuring Reserve [Roll Forward]
Acquisition related fees	700	200	4,900
Changes in contingent consideration (after an acquisition)	(2,163)	5,204	16,672
Acquisition-related fees
Restructuring Reserve [Roll Forward]
Acquisition related fees	10,963	0	4,211
Other acquisition expenses
Restructuring Reserve [Roll Forward]
Acquisition related fees	$ 3,566	$ 150	$ 194

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- Definition

Business Combination, Acquisition And Integration Related Costs

+ References

No definition available.

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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
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- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
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- Definition

Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs.

+ References

No definition available.

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- Definition

Gain (loss) related to the termination of a contract between the parties. The termination may be due to many causes including early termination of a lease by a lessee, a breach of contract by one party, or a failure to perform.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

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- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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