Earnings Per Share and Equity - Schedule of Calculations of Net (Loss) Income Per Common Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Earnings Per Share [Abstract]
Net (loss) income	$ (3,688)	$ 8,022	$ (11,975)	$ 32,366
Preferred stock dividends	358	198	915	594
Net (loss) income available to common stockholders	$ (4,046)	$ 7,824	$ (12,890)	$ 31,772
Weighted average common shares outstanding
Shares used in calculating basic earnings per share (in shares)	43,654	45,776	44,299	46,637
Stock option (in shares)	0	0	0	131
Series C Preferred (in shares)	0	16,500	0	16,500
Shares used in calculating diluted earnings per share (in shares)	43,654	62,276	44,299	63,268
(Loss) earnings allocated to common stockholders per common share
Basic (in dollars per share)	$ (0.09)	$ 0.17	$ (0.29)	$ 0.68
Diluted (in dollars per share)	$ (0.09)	$ 0.13	$ (0.29)	$ 0.50