Stockholders' Equity - Summary of Restricted Stock Unit Activity (Detail) - Restricted Stock Units [Member] $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Shares unvested, beginning balance | shares	420,500
Shares granted | shares	173,500
Shares vested | shares	(90,400)
Shares canceled/forfeited | shares	(1,900)
Shares unvested, ending balance | shares	501,700
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Weighted-average grant date fair value, beginning balance | $ / shares	$ 42.21
Weighted-average grant date fair value, shares granted | $ / shares	45.05
Weighted-average grant date fair value, shares vested | $ / shares	38.72
Weighted-average grant date fair value, shares canceled/forfeited | $ / shares	44.15
Weighted-average grant date fair value, ending balance | $ / shares	$ 43.81
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value [Abstract]
Aggregate Intrinsic Value at March 31, 2022 | $	$ 19.5