Leases - Schedule of Lease Cost Recognized in Both Cost of Sale and Operating Expenses (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2021
Lease Cost
Operating lease cost	$ 3,949	$ 11,519
Short-term lease cost	2,144	4,697
Variable lease cost	220	725
Total lease cost	6,313	16,941
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flow from operating leases	3,837	10,814
Right-of-use assets obtained in exchange for operating lease liabilities	$ 4,659	$ 18,289