Stock-Based Compensation - Summary of Restricted Stock Units Activity (Parenthetical) (Detail)	3 Months Ended
	Mar. 31, 2020 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Closing stock price | $ / shares	$ 42.13
Percentage of award vested upon completion of acquisition	100.00%
Performance Based Restricted Stock Unit [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total RSUs | shares	92,315