Recent Accounting Pronouncements - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Accumulated deficit	$ (246,971)	$ (226,485)
Additional paid-in capital	277,169	257,515
Common stock warrant liabilities		$ 3,392
Accounting Standards Update 2020-06 [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Accumulated deficit	16,000
Additional paid-in capital	19,400
Decrease in common stock warrant liabilities	$ 3,400
Change in accounting principle, accounting standards update, adopted [true false]	true
Change in accounting principle, accounting standards update, adoption date	Jan. 01, 2022
Accounting Standards Update 2021-04 [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Change in accounting principle, accounting standards update, adopted [true false]	true
Change in accounting principle, accounting standards update, adoption date	Jan. 01, 2022
Change in accounting principle, accounting standards update, immaterial effect [true false]	true