Convertible Notes, Net - Summary of Details about Interest Expense (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Discount and issuance cost amortization	$ 41,002	$ 37,403	$ 32,195
Convertible notes, net
Debt Instrument [Line Items]
Cash coupon	28,059	28,059	28,059
Discount and issuance cost amortization	3,486	3,319	3,159
Total interest expense	$ 31,545	$ 31,378	$ 31,218