Earnings Per Common Share - Calculations of Basic and Diluted Earnings per Common Share (Details) - USD ($) $ / shares in Units, $ 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 income available to common shareholders	$ 21,096	$ 24,888	$ 47,656	$ 48,465
Less: Dividends paid on unvested common shares	144	102	246	150
Less: Undistributed income allocated to unvested common shares	13	19	45	40
Net earnings allocated to common shareholders	$ 20,939	$ 24,767	$ 47,365	$ 48,275
Weighted-average common shares outstanding (in shares)	32,526,962	27,919,133	30,222,165	27,962,405
Effect of potentially dilutive common shares (in shares)	123,014	142,603	92,339	78,740
Total weighted-average diluted common shares outstanding (in shares)	32,649,976	28,061,736	30,314,504	28,041,145
Earnings per common share:
Basic (in usd per share)	$ 0.64	$ 0.89	$ 1.57	$ 1.73
Diluted (in usd per share)	$ 0.64	$ 0.88	$ 1.56	$ 1.72
Anti-dilutive common shares excluded from calculation:
Restricted common shares (in shares)	171,843	188,468	152,741	906