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Revenue from Contracts with Customers - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | $ 577,397 | $ 273,920 | $ 1,051,399 | $ 526,122
Percentage of revenue recognized over time | 97.00% | 94.00% | 96.00% | 94.00%
United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | $ 548,880 | $ 252,536 | $ 987,271 | $ 486,545
Canada |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 13,025 | 9,973 | 29,013 | 20,826
Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 15,492 | 11,411 | 35,115 | 18,751
Project revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 489,120 | 196,255 | 882,524 | 376,948
O&M revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 21,050 | 19,596 | 41,303 | 38,080
Energy assets |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 42,923 | 36,943 | 81,351 | 70,230
Integrated-PV |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 12,267 | 10,720 | 23,623 | 19,874
Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 12,037 | 10,406 | 22,598 | 20,990
U.S. Regions |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 397,385 | 118,023 | 711,905 | 207,267
U.S. Regions | Project revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 378,646 | 101,843 | 677,278 | 177,655
U.S. Regions | O&M revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 5,457 | 5,403 | 10,537 | 9,818
U.S. Regions | Energy assets |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 12,253 | 10,058 | 22,271 | 18,860
U.S. Regions | Integrated-PV |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 | 0
U.S. Regions | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 1,029 | 719 | 1,819 | 934
U.S. Federal |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 101,428 | 90,198 | 177,074 | 192,412
U.S. Federal | Project revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 85,850 | 77,074 | 148,067 | 167,163
U.S. Federal | O&M revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 13,365 | 11,742 | 25,662 | 23,182
U.S. Federal | Energy assets |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 2,074 | 1,371 | 3,164 | 2,035
U.S. Federal | Integrated-PV |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 | 0
U.S. Federal | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 139 | 11 | 181 | 32
Canada |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 14,461 | 10,875 | 31,633 | 22,518
Canada | Project revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 10,160 | 7,307 | 24,111 | 16,308
Canada | O&M revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 11 | 0 | 22 | 26
Canada | Energy assets |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 1,487 | 1,571 | 2,248 | 2,318
Canada | Integrated-PV |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 | 0
Canada | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 2,803 | 1,997 | 5,252 | 3,866
Alternative Fuels |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 29,192 | 26,213 | 58,453 | 51,793
Alternative Fuels | Project revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 | 0
Alternative Fuels | O&M revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 2,122 | 2,362 | 4,896 | 4,894
Alternative Fuels | Energy assets |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 27,070 | 23,852 | 53,557 | 46,791
Alternative Fuels | Integrated-PV |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 | 0
Alternative Fuels | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | (1) | 0 | 108
All Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 34,931 | 28,611 | 72,334 | 52,132
All Other | Project revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 14,464 | 10,031 | 33,068 | 15,822
All Other | O&M revenue |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 95 | 89 | 186 | 160
All Other | Energy assets |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 39 | 91 | 111 | 226
All Other | Integrated-PV |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 12,267 | 10,720 | 23,623 | 19,874
All Other | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | $ 8,066 | $ 7,680 | $ 15,346 | $ 16,050

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9031-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130543-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9054-108599 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI https://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 + Details
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