Earnings Per Share - Reconciliation of Net Income (Loss) and Number of Common Shares Used in Computations of "Basic" EPS and "Diluted" EPS (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share [Abstract]
Net income	$ 168,792	$ 125,416	$ 36,590
Income attributable to non-controlling interests	(73)	(481)	(869)
Write-off of preferred share original issuance costs	0	(5,156)	0
Preferred dividends	(11,156)	(13,656)	(20,531)
Distributable earnings attributable to unvested shares and OP Units	(484)	(572)	(204)
Net income attributable to common shareholders after allocation to participating securities	$ 157,079	$ 105,551	$ 14,986
Denominators – Number of Shares
Basic – Average shares outstanding	212,998	208,004	193,336
PRSUs	744	973	441
Forward equity	0	25	0
OP units	141	141	0
Diluted – Average shares outstanding	213,883	209,143	193,777
Earnings Per Share:
Basic	$ 0.74	$ 0.51	$ 0.08
Diluted	$ 0.73	$ 0.51	$ 0.08