Segment and Geographic Area Reporting - Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment and Geographic Area Reporting
Revenue	$ 133,674	$ 120,264
Operating expenses:
Research and development	(17,357)	(25,280)
Selling, general and administrative	(80,839)	(77,959)
Net loss attributable to Plug Power Inc.	(196,656)	(295,776)
Sales of equipment, related infrastructure and other
Cost of revenue:
Cost of revenue	(74,556)	(135,125)
Services performed on fuel cell systems and related infrastructure
Cost of revenue:
Cost of revenue	(14,462)	(12,957)
Power purchase agreements
Cost of revenue:
Cost of revenue	(49,932)	(55,228)
Fuel delivered to customers and related equipment
Cost of revenue:
Cost of revenue	(59,354)	(58,573)
Other costs of revenue
Cost of revenue:
Cost of revenue	(343)	(1,711)
Single Reportable Segment
Segment and Geographic Area Reporting
Revenue	133,674	120,264
Cost of revenue:
Provision for loss contracts related to service	(8,888)	(15,745)
Operating expenses:
Research and development	(17,357)	(25,280)
Selling, general and administrative	(80,839)	(77,959)
Impairment	(1,064)	(284)
Other segment items, net	(23,535)	(33,178)
Net loss attributable to Plug Power Inc.	(196,656)	(295,776)
Single Reportable Segment | Sales of equipment, related infrastructure and other
Cost of revenue:
Cost of revenue	(74,556)	(135,125)
Single Reportable Segment | Services performed on fuel cell systems and related infrastructure
Cost of revenue:
Cost of revenue	(14,462)	(12,957)
Single Reportable Segment | Power purchase agreements
Cost of revenue:
Cost of revenue	(49,932)	(55,228)
Single Reportable Segment | Fuel delivered to customers and related equipment
Cost of revenue:
Cost of revenue	(59,354)	(58,573)
Single Reportable Segment | Other costs of revenue
Cost of revenue:
Cost of revenue	$ (343)	$ (1,711)