IPR&D and Goodwill (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Carrying Value of IPR&D, Net of Impairment

The following table summarizes the carrying value of IPR&D, net of impairment:

	Acquired IPR&D		Accumulated Impairment		Net
Balance at December 31, 2018	$	20,700	$	(2,304)	$	18,396
Change during the period	—		(768)		(768)
Balance at December 31, 2019	$	20,700	$	(3,072)	$	17,628
Change during the period	—		—		—
Balance at December 31, 2020	$	20,700	$	(3,072)	$	17,628
Change during the period	—		—		—
Balance at December 31, 2021	$	20,700	$	(3,072)	$	17,628