Accounts Receivable, Net of Allowance, and Contract Assets and Liabilities - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Schedule of Accounts Receivable, Net of Allowance, and Contract Assets and Liabilities [Line Items]
Retainage, expected collection period (in years)	1 year
Accounts receivable, credit loss expense (reversal)	$ (11,900)	$ 12,100
Amounts charged against the allowance	800	1,700
Contract liabilities	313,965	228,388
Contract with customer liability deferred revenue current	296,100	203,000
Deferred revenue, revenue recognized	186,900	159,600
Non-recourse financing agreement, discount charge	(53,413)	(59,629)	$ (77,026)
Receivables, Non-Recourse Arrangement
Schedule of Accounts Receivable, Net of Allowance, and Contract Assets and Liabilities [Line Items]
Non-recourse financing agreement, discount charge	$ (3,200)	$ (5,000)	$ (10,100)
Minimum
Schedule of Accounts Receivable, Net of Allowance, and Contract Assets and Liabilities [Line Items]
Retainage, percentage of contract billings	5.00%
Maximum
Schedule of Accounts Receivable, Net of Allowance, and Contract Assets and Liabilities [Line Items]
Retainage, percentage of contract billings	10.00%