XML 80 R48.htm IDEA: XBRL DOCUMENT
v3.21.1

Revenue (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Revenue |
Schedule of disaggregation of revenue | The following table provides information about disaggregation of revenue (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Major products/services lines | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year ended December 31,
​ | ​ | ​ | ​ | ​ | 2019 | ​ | 2018
​ | ​ | 2020 | ​ | (as restated) | ​ | (as restated)
Sales of fuel cell systems | ​ | $ | (55,091) | ​ | $ | 130,757 | ​ | $ | 75,029
Sale of hydrogen infrastructure | ​ | ​ | (39,204) | ​ | ​ | 19,163 | ​ | ​ | 32,146
Services performed on fuel cell systems and related infrastructure | ​ | ​ | (9,801) | ​ | ​ | 25,217 | ​ | ​ | 22,002
Power Purchase Agreements | ​ | ​ | 26,620 | ​ | ​ | 25,553 | ​ | ​ | 22,569
Fuel delivered to customers | ​ | ​ | (16,072) | ​ | ​ | 29,099 | ​ | ​ | 22,469
Other | ​ | ​ | 311 | ​ | ​ | 186 | ​ | ​ | —
Net revenue | ​ | $ | (93,237) | ​ | $ | 229,975 | ​ | $ | 174,215
Schedule of receivables, contract assets and contract liabilities from contracts with customers | The following table provides information about receivables, contract assets and contract liabilities from contracts with customers (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2020 | ​ | 2019
Accounts receivable | ​ | $ | 43,041 | ​ | $ | 25,768
Contract assets | ​ | ​ | 18,189 | ​ | ​ | 13,251
Contract liabilities | ​ | ​ | 76,285 | ​ | ​ | 40,743
Schedule of changes in contract assets and the contract liabilities | Significant changes in the contract assets and the contract liabilities balances during the period are as follows (in thousands): ​
​ | ​ | ​ | ​
​ | ​ | ​ | ​
Contract assets | ​ | Year ended
​ | ​ | December 31, 2020
Transferred to receivables from contract assets recognized at the beginning of the period | ​ | $ | (5,483)
Revenue recognized and not billed as of the end of the period | ​ | ​ | 10,421
Net change in contract assets | ​ | $ | 4,938
​ ​
​ | ​ | ​ | ​
Contract liabilities | ​ | Year ended
​ | ​ | December 31, 2020
Increases due to cash received, net of amounts recognized as revenue during the period | ​ | $ | 100,492
Contract liabilities assumed as part of acquisitions | ​ | ​ | 2,350
Revenue recognized that was included in the contract liability balance as of the beginning of the period | ​ | ​ | (67,300)
Net change in contract liabilities | ​ | $ | 35,542
Schedule of Estimated future revenue | The following table includes estimated revenue included in the backlog expected to be recognized in the future (sales of fuel cell systems and hydrogen installations are expected to be recognized as revenue within one year; sales of services and PPAs are expected to be recognized as revenue over five to seven years) related to performance obligations that are unsatisfied (or partially unsatisfied) at the end of the reporting period, including provision for common stock warrants (in thousands): ​
​ | ​ | ​ | ​
Estimated future revenue | ​ | ​ | ​
​ | ​ | December 31,
​ | ​ | 2020
Sales of fuel cell systems | ​ | $ | 16,209
Sale of hydrogen installations and other infrastructure | ​ | ​ | 28,282
Services performed on fuel cell systems and related infrastructure | ​ | ​ | 75,467
Power Purchase Agreements | ​ | ​ | 178,450
Fuel delivered to customers | ​ | ​ | 65,704
Other rental income | ​ | ​ | 3,294
Total estimated future revenue | ​ | $ | 367,406

X
- Definition Tabular disclosure of changes in contract assets and contract liabilities. + References No definition available. + Details
Name: | plug_ChangesInContractAssetsAndContractLiabilitiesTableTextBlock
Namespace Prefix: | plug_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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=121604090&loc=SL49130551-203045 + Details
Name: | us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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=121604090&loc=SL49130545-203045 + Details
Name: | us-gaap_DisaggregationOfRevenueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RevenueFromContractWithCustomerAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130556-203045 + Details
Name: | us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration