Balance Sheet Components - Property Plant and Equipment, Net (Additional Information) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Property Subject to or Available for Operating Lease [Line Items]
Depreciation and amortization			$ 40,079	$ 38,888
Operating leases, depreciation expense	$ 5,900	$ 5,900	17,600	18,000
PPA Entities
Property Subject to or Available for Operating Lease [Line Items]
Property, plant and equipment	368,000		368,000		$ 368,000
Accumulated depreciation	133,500		133,500		$ 115,900
Property, plant and equipment
Property Subject to or Available for Operating Lease [Line Items]
Depreciation and amortization	$ 13,300	$ 13,000	$ 40,100	$ 38,900