Secured Term Loans, Net - Schedule of Debt (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)
2019 Term Loan
Face Value	$ 739,391
Interest rate	L+2.25
All-in Cost	L+2.52
Maturity	Apr. 23, 2026
2020 Term Loan
Face Value	$ 323,375
Interest rate	L+4.75
All-in Cost	L+5.60
Maturity	Apr. 23, 2026