Summary of Significant Accounting Policies - Narrative (Details)		1 Months Ended		3 Months Ended			6 Months Ended	9 Months Ended	12 Months Ended
	Oct. 14, 2020 USD ($) shares	Aug. 31, 2021 USD ($)	Feb. 28, 2021 USD ($)	Sep. 30, 2021 shares	Jun. 30, 2021 shares	Mar. 31, 2021 USD ($) shares	Jun. 30, 2021 USD ($) shares	Sep. 30, 2021 USD ($) shares	Dec. 31, 2021 USD ($) shares	Dec. 31, 2020 USD ($) shares	Dec. 31, 2019 USD ($) shares	Feb. 25, 2021 USD ($)	Jan. 01, 2021 USD ($)
Class of Stock [Line Items]
ROU Asset									$ 11,245,000
Lease liability, current portion									5,909,000
Lease liability, long-term portion									$ 5,359,000
Stock split conversion ratio	1.19994
Basic (in shares) | shares	119,994,467			130,955,000	126,994,000	126,994,000	126,994,000	128,315,000	129,984,000	121,467,000	119,994,000
Diluted (in shares) | shares	119,994,467			130,955,000	126,994,000	127,298,000	127,203,000	128,315,000	129,984,000	121,514,000	119,994,000
Allowance for doubtful accounts									$ 100,000	$ 700,000
Contract assets									111,200,000	18,100,000
Amounts retained by project owners under contracts									13,500,000	4,100,000
Impairment of long lived assets									0	0	$ 0
Impairment charge recognized									0	0	0
Amortization of debt discount and issuance costs						$ 3,586,000	$ 5,118,000	$ 13,653,000	15,036,000	3,366,000	$ 3,968,000
Write off of deferred debt issuance cost		$ 9,600,000	$ 9,600,000
Revenue, bill and hold performance obligation, amount									168,900,000
Contract with customer, liability									99,600,000	149,800,000
Deferred revenue recognized									149,800,000	$ 328,800,000
Percentage of deferred revenue recognized										100.00%
Remaining performance obligation									$ 301,500,000
Percentage of performance obligation to be recognized									100.00%
Cash that is uninsured and uncollateralized									$ 367,200,000	$ 108,200,000
Series A Redeemable Perpetual Preferred Stock
Class of Stock [Line Items]
Maximum borrowing capacity									100,000,000
Revolving credit facility
Class of Stock [Line Items]
Maximum borrowing capacity	$ 150,000,000											$ 150,000,000
Available borrowing capacity									186,400,000	$ 103,400,000
Convertible Debt
Class of Stock [Line Items]
Senior secured promissory note									$ 425,000,000
Accounting Standards Update 2016-02
Class of Stock [Line Items]
ROU Asset													$ 13,200,000
Lease liability, current portion													6,300,000
Lease liability, long-term portion													$ 7,200,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-12-31
Class of Stock [Line Items]
Remaining performance obligation, period									12 months
Largest Customer | Revenue Benchmark | Customer Concentration Risk
Class of Stock [Line Items]
Concentration risk percentage									12.60%	11.20%	17.20%
Largest Customer | Trade Accounts Receivable | Customer Concentration Risk
Class of Stock [Line Items]
Concentration risk percentage									17.60%	0.10%
Five Largest Customers | Revenue Benchmark | Customer Concentration Risk
Class of Stock [Line Items]
Concentration risk percentage									46.00%	40.90%	50.10%
Five Largest Customers | Trade Accounts Receivable | Customer Concentration Risk
Class of Stock [Line Items]
Concentration risk percentage									44.60%	20.90%
Two Customers | Revenue Benchmark | Customer Concentration Risk
Class of Stock [Line Items]
Concentration risk percentage									22.70%	21.50%	28.70%
Member units
Class of Stock [Line Items]
Number of shares converted | shares	1,000
Common Stock
Class of Stock [Line Items]
Number of shares issued upon conversion | shares	100,000,000