Subsequent Events	3 Months Ended
Mar. 31, 2021
Subsequent Events
Subsequent Events	22. Subsequent Events On June 3, 2021, the Company, Plug Power France, a wholly-owned subsidiary of the Company (“Plug Power France”), Renault SAS (“Renault”) and HyVia, a French société par actions simplifiée (“HyVia”), entered into a definitive Joint Venture Agreement and related agreements to consummate the parties’ previously announced joint venture based in France (the “France JV”). HyVia, the joint venture entity, plans to manufacture and sell fuel cell powered electric light commercial vehicles (“FCE-LCVs”) and to supply hydrogen fuel and fueling stations to support the FCE-LCV market, in each case primarily in Europe. HyVia will be owned 50% by Plug Power France and 50% by Renault. The Company and Renault will make investments into HyVia to support necessary funding and growth, and the Company and Renault expect to invest on a pro rata basis not less than €65 million through 2022.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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