Net (Loss) Income per Share - Computation of Denominators Used in Net Loss per Share (Detail) - shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Basic:
Weighted average common shares outstanding - Basic	50,718,765	47,413,250	42,669,333
Diluted:
Weighted average common shares outstanding - Basic	50,718,765	47,413,250	42,669,333
Common stock equivalents	0	501,780	0
Denominator for diluted net (loss) income per share	50,718,765	47,915,030	42,669,333