Summary of Significant Accounting Policies - Summary of the Calculation of Basic and Diluted EPS (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Accounting Policies [Abstract]
Net income available to common stockholders	$ 13,300		$ 10,267	$ 23,141	$ 18,698
Weighted average common shares outstanding applicable to basic EPS	24,153,015		24,595,822	24,459,870	24,557,511
Effect of dilutive stock options	84,232		127,493	86,869	74,331
Effect of restricted stock grants	184,620		227,197	204,273	291,181
Adjusted weighted average common shares outstanding applicable to diluted EPS	24,421,867		24,950,512	24,751,012	24,923,023
Basic income per share	$ 0.55		$ 0.42	$ 0.95	$ 0.76
Diluted income per share	$ 0.54	$ 0.54	$ 0.41	$ 0.93	$ 0.75