Earnings Per Share - Basic and Diluted Components (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Numerator:
Net loss attributable to Plug Power Inc.	$ (2,104,701)	$ (1,368,833)	$ (724,008)
Denominator:
Weighted average number of common stock outstanding, basic (in shares)	785,024,373	595,468,419	579,716,708
Weighted average number of common stock outstanding, diluted (in shares)	785,024,373	595,468,419	579,716,708