v3.22.4
GOODWILL AND INTANGIBLE ASSETS (Tables)
 12 Months Ended
Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Summary of Change in Carrying Value of Goodwill The change in the carrying value of the Company’s goodwill is summarized as follows (in thousands):
Carrying Value
Balance at December 31, 2020$99,547 
   Goodwill arising from milestones achieved under the Skyepharma Acquisition36,000 
   Goodwill arising from the Flexion Acquisition9,628 
Balance at December 31, 2021145,175 
   Goodwill arising from measurement period adjustments associated with the Flexion Acquisition (Note 5)18,068 
Balance at December 31, 2022$163,243 
Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination
Intangible assets, net, consists of the developed technology and IPR&D from the Flexion Acquisition and developed technology and customer relationships from the MyoScience Acquisition and are summarized as follows (dollar amounts in thousands):
December 31, 2022Gross
Carrying Value		Accumulated
Amortization		Intangible
Assets, Net		Weighted-Average
Useful Lives
Developed technologies$590,000 $(84,376)$505,624 10 years, 5 months
Customer relationships 90 (34)56 10 years
Total finite-lived intangible assets, net590,090 (84,410)505,680 
Acquired IPR&D34,866 — 34,866 
Total intangible assets, net$624,956 $(84,410)$540,546 
December 31, 2021Gross
Carrying Value		Accumulated
Amortization		Intangible
Assets, Net		Weighted-Average
Useful Lives
Developed technology $590,000 $(27,097)$562,903 10 years, 5 months
Customer relationships90 (25)65 10 years
Total finite-lived intangible assets, net590,090 (27,122)562,968 
Acquired IPR&D61,000 — 61,000 
Total intangible assets, net$651,090 $(27,122)$623,968