Weighted Average Common Shares - Summary of Weighted Average Numbers of Common Shares Used to Compute Basic and Diluted Net Income Per Share (Detail) - shares shares in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Earnings Per Share [Abstract]
Basic common shares outstanding	70,024	69,414	70,088
Common stock equivalents	857	1,851	1,997
Diluted common shares outstanding	70,881	71,265	72,085