Net Income (Loss) Per Common Share - Summary of Net Income (Loss) Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Earnings Per Share [Abstract]
Net loss	$ (14,377)	$ (8,567)	$ (24,552)	$ (11,869)
Adjustment for preferred stock cumulative dividends and deemed dividends	(3,196)	(2,658)	(6,247)	(5,196)
Numerator for basic income (loss) from continuing operations per common share	(17,573)	(11,225)	(30,799)	(17,065)
Numerator for diluted income (loss) from continuing operations per common share	$ (17,573)	$ (11,225)	$ (30,799)	$ (17,065)
Weighted average common shares outstanding	46,309	43,885	45,085	43,599
Adjustment for participating securities	(2,826)	(1,070)	(1,790)	(844)
Weighted Average Number of Shares, Contingently Issuable	2,874	1,893	2,541	1,894
Weighted average common shares outstanding, basic (in shares)	46,357	44,708	45,836	44,649
Weighted average common shares outstanding, diluted (in shares)	46,357	44,708	45,836	44,649
Basic net loss per share (in dollars per share)	$ (0.38)	$ (0.25)	$ (0.67)	$ (0.38)
Diluted net loss per share (in dollars per share)	(0.38)	(0.25)	(0.67)	(0.38)
Cash dividends declared per share (in dollars per share)	$ 0	$ 0	$ 0	$ 0