Earnings Per Common Share - Calculations of Basic and Diluted Earnings per Common Share (Details) - USD ($) $ / shares in Units, $ 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 income available to common shareholders	$ 31,882	$ 25,978	$ 79,538	$ 74,443
Less: Dividends paid on unvested common shares	143	102	388	252
Less: Undistributed income allocated to unvested common shares	79	24	190	65
Net earnings allocated to common shareholders	$ 31,660	$ 25,852	$ 78,960	$ 74,126
Weighted-average common shares outstanding (in shares)	34,818,346	27,865,416	31,771,061	27,929,720
Effect of potentially dilutive common shares (in shares)	243,551	107,839	206,425	79,543
Total weighted-average diluted common shares outstanding (in shares)	35,061,897	27,973,255	31,977,486	28,009,263
Earnings per common share:
Basic (in usd per share)	$ 0.91	$ 0.93	$ 2.49	$ 2.65
Diluted (in usd per share)	$ 0.90	$ 0.92	$ 2.47	$ 2.65
Anti-dilutive common shares excluded from calculation:
Restricted common shares (in shares)	3,046	1,832	10,547	0