Intangible Assets - Schedule of Intangible Assets (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
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	$ 12,419	13,783
Indefinite-lived intangible assets, Impairment		(579)
Finite-lived intangible assets, Impairment		$ (579)
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]		Impairment of Long-Lived Assets Held-for-use
Intangible Assets, Impairment		$ (579)
Total intangible assets, Net Book Value	12,419
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
Indefinite-lived intangible assets, Impairment	0	0
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)
Indefinite-lived intangible assets, Impairment		(600)
Finite-lived 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