Intangible Assets - Schedule of Intangible Assets (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Mar. 31, 2022
Schedule Of Intangible Assets [Line Items]
Intangible assets subject to amortization, Gross Carrying Value	$ 1,364
Intangible assets subject to amortization, Accumulated Amortization	(785)
Total intangible assets, Gross Carrying Value	13,783	$ 12,419
Total intangible assets, Impairment	(579)
Total intangible assets, Net Book Value	12,419	12,419
IPR&D [Member]
Schedule Of Intangible Assets [Line Items]
Total intangible assets, Gross Carrying Value	12,419	12,419
Total intangible assets, Net Book Value	12,419	$ 12,419
Internally Developed Patents [Member]
Schedule Of Intangible Assets [Line Items]
Intangible assets subject to amortization, Gross Carrying Value	1,079
Intangible assets subject to amortization, Accumulated Amortization	(500)
Total intangible assets, Impairment	$ (579)
Internally Developed Patents [Member] | Minimum [Member]
Schedule Of Intangible Assets [Line Items]
Estimated Useful Lives	6 years
Internally Developed Patents [Member] | Maximum [Member]
Schedule Of Intangible Assets [Line Items]
Estimated Useful Lives	20 years
Acquired Licenses [Member]
Schedule Of Intangible Assets [Line Items]
Intangible assets subject to amortization, Gross Carrying Value	$ 285
Intangible assets subject to amortization, Accumulated Amortization	$ (285)
Acquired Licenses [Member] | Minimum [Member]
Schedule Of Intangible Assets [Line Items]
Estimated Useful Lives	16 years
Acquired Licenses [Member] | Maximum [Member]
Schedule Of Intangible Assets [Line Items]
Estimated Useful Lives	20 years