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Variable Interest Entities And Equity Method Investments - Schedule of Variable Interest Entity Financial Information (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Current assets: |  |  |
Cash and cash equivalents | [1] | $ 79,271 | $ 115,534
Restricted cash | [1] | 62,311 | 20,782
Accounts receivable, net | [1] | 153,362 | 174,009
Costs and estimated earnings in excess of billings | [1] | 636,163 | 576,363
Prepaid expenses and other current assets |  | 10,697 | 8,184
Total current assets | [1] | 1,128,471 | 1,001,351
Property and equipment, net | [1] | 17,395 | 15,707
Energy assets, net | [1] | 1,689,424 | 1,181,525
Operating lease assets | [1] | 58,586 | 38,224
Restricted cash, non-current portion |  | 12,094 | 13,572
Other assets | [1] | 89,735 | 38,564
Total assets | [1] | 3,713,776 | 2,876,821
Current liabilities: |  |  |
Current portions of long-term debt and financing lease liabilities | [1] | 322,247 | 331,479
Accounts payable | [1] | 402,752 | 349,126
Accrued expenses and other current liabilities | [1] | 108,831 | 89,166
Current portions of operating lease liabilities | [1] | 13,569 | 5,829
Total current liabilities | [1] | 901,471 | 812,068
Long-term debt and financing lease liabilities, net of current portion, unamortized discount and debt issuance costs | [1] | 1,170,075 | 568,635
Long-term operating lease liabilities, net of current portion | [1] | 42,258 | 31,703
Other liabilities | [1] | 82,714 | 49,493
Variable Interest Entity |  |  |
Current assets: |  |  |
Cash and cash equivalents |  | 21,879 | 10,107
Restricted cash |  | 0 | 799
Accounts receivable, net |  | 1,977 | 590
Costs and estimated earnings in excess of billings |  | 14,071 | 952
Prepaid expenses and other current assets |  | 3,782 | 14,322
Total current assets |  | 41,709 | 26,770
Property and equipment, net |  | 267 | 89
Energy assets, net |  | 252,912 | 182,050
Operating lease assets |  | 17,656 | 4,901
Restricted cash, non-current portion |  | 73 | 73
Other assets |  | 84 | 30
Total assets |  | 312,701 | 213,913
Current liabilities: |  |  |
Current portions of long-term debt and financing lease liabilities |  | 134,617 | 2,087
Accounts payable |  | 7,930 | 8,055
Accrued expenses and other current liabilities |  | 23,021 | 12,559
Current portions of operating lease liabilities |  | 7,086 | 117
Total current liabilities |  | 172,654 | 22,818
Long-term debt and financing lease liabilities, net of current portion, unamortized discount and debt issuance costs |  | 17,167 | 19,177
Long-term operating lease liabilities, net of current portion |  | 8,886 | 5,159
Other liabilities |  | 356 | 3,575
Total VIE liabilities |  | 199,063 | 50,729
Variable Interest Entity | Investment Funds |  |  |
Current assets: |  |  |
Cash and cash equivalents |  | 5,099 | 1,715
Restricted cash |  | 0 | 799
Accounts receivable, net |  | 0 | 24
Costs and estimated earnings in excess of billings |  | 662 | 951
Prepaid expenses and other current assets |  | 33 | 35
Total current assets |  | 5,794 | 3,524
Property and equipment, net |  | 0 | 89
Energy assets, net |  | 79,104 | 84,081
Operating lease assets |  | 4,748 | 4,901
Restricted cash, non-current portion |  | 73 | 73
Other assets |  | 10 | 30
Total assets |  | 89,729 | 92,698
Current liabilities: |  |  |
Current portions of long-term debt and financing lease liabilities |  | 2,190 | 2,087
Accounts payable |  | 1,440 | 48
Accrued expenses and other current liabilities |  | 241 | 304
Current portions of operating lease liabilities |  | 133 | 117
Total current liabilities |  | 4,004 | 2,556
Long-term debt and financing lease liabilities, net of current portion, unamortized discount and debt issuance costs |  | 17,167 | 19,177
Long-term operating lease liabilities, net of current portion |  | 5,063 | 5,159
Other liabilities |  | 356 | 866
Total VIE liabilities |  | 26,590 | 27,758
Variable Interest Entity | Other VIEs |  |  |
Current assets: |  |  |
Cash and cash equivalents |  | 16,780 | 8,392
Restricted cash |  | 0 | 0
Accounts receivable, net |  | 1,977 | 566
Costs and estimated earnings in excess of billings |  | 13,409 | 1
Prepaid expenses and other current assets |  | 3,749 | 14,287
Total current assets |  | 35,915 | 23,246
Property and equipment, net |  | 267 | 0
Energy assets, net |  | 173,808 | 97,969
Operating lease assets |  | 12,908 | 0
Restricted cash, non-current portion |  | 0 | 0
Other assets |  | 74 | 0
Total assets |  | 222,972 | 121,215
Current liabilities: |  |  |
Current portions of long-term debt and financing lease liabilities |  | 132,427 | 0
Accounts payable |  | 6,490 | 8,007
Accrued expenses and other current liabilities |  | 22,780 | 12,255
Current portions of operating lease liabilities |  | 6,953 | 0
Total current liabilities |  | 168,650 | 20,262
Long-term debt and financing lease liabilities, net of current portion, unamortized discount and debt issuance costs |  | 0 | 0
Long-term operating lease liabilities, net of current portion |  | 3,823 | 0
Other liabilities |  | 0 | 2,709
Total VIE liabilities |  | $ 172,473 | $ 22,971
[1] | Includes restricted assets of consolidated variable interest entities (“VIEs”) of $312,701 as of December 31, 2023 and $213,913 as of December 31, 2022. Includes liabilities of consolidated VIEs of $199,063 as of December 31, 2023 and $50,729 as of December 31, 2022. See Note 11.

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