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Revenue from Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2021

Revenue from Contract with Customer [Abstract]

Summary of Disaggregation of Revenue

The following table presents our revenue disaggregated by line of business and reportable segment for the year ended December 31, 2021:

						US Regions						U.S. Federal						Canada						Non-Solar DG						All Other						Total
Project revenue						$	463,173					$	340,686					$	36,755					$	25,377					$	37,969					$	903,960
O&M revenue						21,117						47,072						71						9,724						629						78,613
Energy assets						39,533						4,913						4,529						101,804						472						151,251
Integrated-PV						—						—						—						—						41,202						41,202
Other						4,470						277						8,102						338						27,484						40,671
Total revenues						$	528,293					$	392,948					$	49,457					$	137,243					$	107,756					$	1,215,697

The following table presents our revenue disaggregated by line of business and reportable segment for the year ended December 31, 2020:

						US Regions						U.S. Federal						Canada						Non-Solar DG						All Other						Total
Project revenue						$	347,137					$	327,626					$	36,708					$	21,883					$	31,252					$	764,606
O&M revenue						18,209						45,423						169						8,261						300						72,362
Energy assets						34,403						4,358						4,075						75,150						211						118,197
Integrated-PV						—						—						—						—						39,112						39,112
Other						4,403						475						6,845						1,123						25,152						37,998
Total revenues						$	404,152					$	377,882					$	47,797					$	106,417					$	96,027					$	1,032,275

The following table presents our revenue disaggregated by line of business and reportable segment for the year ended December 31, 2019:

						US Regions						U.S. Federal						Canada						Non-Solar DG						All Other						Total
Project revenue						$	321,973					$	240,656					$	27,995					$	9,221					$	11,219					$	611,064
O&M revenue						15,753						41,599						5						9,183						169						66,709
Energy assets						25,719						3,652						3,306						65,365						—						98,042
Integrated-PV						—						—						—						—						47,953						47,953
Other						5,803						1,519						6,613						914						28,316						43,165
Total revenues						$	369,248					$	287,426					$	37,919					$	84,683					$	87,657					$	866,933

See Note 16 for our revenue disaggregated by geographical region.

The following table presents information related to our revenue recognized over time:

						Year Ended December 31,
						2021						2020						2019
Percentage of revenue recognized over time						94		%				94		%				92		%

Summary of Contract Balances

The following table provides information about receivables, contract assets, and contract liabilities from contracts with customers:

			December 31, 2021						December 31, 2020
Accounts receivable, net			$	161,970					$	125,010
Accounts receivable retainage			43,067						30,189
Contract Assets
Costs and estimated earnings in excess of billings			306,172						185,960
Contract Liabilities
Billings in excess of cost and estimated earnings			35,918						33,984
Billings in excess of cost and estimated earnings, non-current (1)			6,481						6,631
Total contract liabilities			$	42,399					$	40,615
(1) Performance obligations that are expected to be completed beyond the next twelve months and are included in other liabilities in the consolidated balance sheets.

Summary of Project Development Costs on Projects Converted to Customer Contracts

The following table presents information related to our project development costs recognized in the consolidated statements of income on projects that converted to customer contracts:

			Year Ended December 31,
			2021						2020						2019
Project development costs recognized			$	12,737					$	12,790					$	35,172

X

- Definition

Tabular disclosure of cost capitalized in obtaining or fulfilling contract with customer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=123353750&loc=SL49131252-203054

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- Definition

Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045

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- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045

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