Stockholders' Equity - Summary of Activity in Stockholders' Equity (Detail) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
Schedule of Capitalization, Equity [Line Items]
Beginning Balances	$ 311,162	$ 303,382	$ 233,696	$ 238,233	$ 303,382	$ 238,233
Beginning Balances, shares		40,353,299			40,353,299
Stock-based compensation	1,311	$ 1,678	942	1,601
Cash dividends declared on common stock ($0.275 per share)	(9,964)	(9,851)	(9,943)	(9,854)
Repurchase of shares of restricted common stock		(343)		(435)
Restricted stock forfeitures			1
Net income	26,346	16,296	15,766	4,151	$ 42,642	19,917
Ending Balances	$ 328,855	311,162	240,462	233,696	$ 328,855	240,462
Ending Balances, shares	40,380,308				40,380,308
Common Stock [Member]
Schedule of Capitalization, Equity [Line Items]
Beginning Balances	$ 403	$ 403	$ 401	$ 401	$ 403	$ 401
Beginning Balances, shares	40,382,124	40,353,299	40,288,138	40,242,711	40,353,299	40,242,711
Issuance of common stock, net of restricted stock forfeitures, shares		28,825		45,427
Restricted stock forfeitures			$ 1
Restricted stock forfeitures, shares	(1,816)		(9,295)
Ending Balances	$ 403	$ 403	$ 402	$ 401	$ 403	$ 402
Ending Balances, shares	40,380,308	40,382,124	40,278,843	40,288,138	40,380,308	40,278,843
Additional Paid-in Capital [Member]
Schedule of Capitalization, Equity [Line Items]
Beginning Balances	$ 246,316	$ 244,638	$ 241,807	$ 240,206	$ 244,638	$ 240,206
Stock-based compensation	1,311	1,678	942	1,601
Ending Balances	247,627	246,316	242,749	241,807	247,627	242,749
Treasury Stock [Member]
Schedule of Capitalization, Equity [Line Items]
Beginning Balances	(68,637)	(68,294)	(66,623)	(66,188)	(68,294)	(66,188)
Repurchase of shares of restricted common stock		(343)		(435)
Ending Balances	(68,637)	(68,637)	(66,623)	(66,623)	(68,637)	(66,623)
Retained Earnings [Member]
Schedule of Capitalization, Equity [Line Items]
Beginning Balances	133,080	126,635	58,111	63,814	126,635	63,814
Cash dividends declared on common stock ($0.275 per share)	(9,964)	(9,851)	(9,943)	(9,854)
Net income	26,346	16,296	15,766	4,151
Ending Balances	$ 149,462	$ 133,080	$ 63,934	$ 58,111	$ 149,462	$ 63,934