Equity - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands				3 Months Ended	6 Months Ended
	May 05, 2022	Mar. 04, 2022	Dec. 19, 2021	Mar. 31, 2022	Jun. 30, 2022	Dec. 31, 2021
Class Of Stock [Line Items]
Common stock, shares authorized					50,000,000	50,000,000
Preferred stock, shares authorized					5,000,000
Common stock, shares outstanding					26,544,096	26,753,511
Treasury stock, shares					11,257,855	10,536,737
Unvested restricted common stock issued					727,876	283,092
Additional paid-in capital					$ 333,747	$ 332,797
Common stock voting rights					one vote
Stock repurchase program, authorized amount					$ 20,000
Stock repurchase program, expiration date			Dec. 31, 2021		Dec. 31, 2022
Treasury shares repurchased, shares					721,118
Treasury shares repurchased, value				$ 5,000	$ 5,000
Cash dividend per common share	$ 0.06	$ 0.06
Cash dividend, payable date	Jul. 05, 2022	Apr. 06, 2022
Dividend payable, record date	Jun. 14, 2022	Mar. 17, 2022
Dividends Payable Date Declared Day Month And Year	May 05, 2022
New Share Repurchase Plan [Member]
Class Of Stock [Line Items]
Stock repurchase program, authorized amount			$ 25,000
Restricted Stock [Member]
Class Of Stock [Line Items]
Unvested restricted common stock issued					727,876	283,092