Stock-Based Incentive Plan - Status of Options Granted Under Long-Term Incentive Plan (Detail) $ / shares in Units, $ in Thousands	9 Months Ended
	Sep. 30, 2022 USD ($) $ / shares shares
Shares Under Option
Shares under option, outstanding, beginning balance | shares	351,252
Shares under option, expired | shares	(1,500)
Shares under option, forfeited | shares	(22,707)
Shares under option, exercised | shares	(25,781)
Shares under option, outstanding, ending balance | shares	301,264
Shares under options, exercisable at September 30, 2022 | shares	301,264
Weighted Average Exercise Price Per Share [Abstract]
Weighted average exercise price per share, outstanding, beginning balance | $ / shares	$ 25.74
Weighted average exercise price per share, outstanding, expired | $ / shares	14.80
Weighted average exercise price per share, outstanding, forfeited | $ / shares	28.33
Weighted average exercise price per share, outstanding, exercised | $ / shares	22.33
Weighted average exercise price per share, outstanding, ending balance | $ / shares	25.90
Weighted average exercise price per share, exercisable at September 30, 2022 | $ / shares	$ 25.90
Weighted average remaining contractual life, outstanding at September 30, 2022	4 years 3 months 18 days
Weighted average remaining contractual life, exercisable at September 30, 2022	4 years 3 months 18 days
Aggregated intrinsic value, outstanding at September 30, 2022 | $	$ 353
Aggregated intrinsic value, exercisable at September 30, 2022 | $	$ 353