Cover
Apr. 13, 2020
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Apr. 13, 2020
Entity File Number 1-34392
Entity Registrant Name PLUG POWER INC
Entity Central Index Key 0001093691
Entity Tax Identification Number 22-3672377
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 968 Albany Shaker Road
Entity Address, City or Town Latham
Entity Address, State or Province NY
Entity Address, Postal Zip Code 12110
City Area Code 518
Local Phone Number 782-7700
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.01 per share
Trading Symbol PLUG
Entity Emerging Growth Company false