v2.4.0.6

Earnings Per Share (Details Textuals) (Common stock warrants)	Mar. 29, 2012	May 31, 2011
Common stock warrants
Class of Warrant or Right [Line Items]
Number of warrants	9,421,008
Warrants granted		7,128,563

X

- Definition

Number of additional outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price.

+ References

No definition available.

+ Details

Name:	plug_AdditionalNumberOfWarrantsIncreased
Namespace Prefix:	plug_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The number of warrants or rights issued.

+ References

No definition available.

+ Details

Name:	plug_WarrantsAndRightsIssued
Namespace Prefix:	plug_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration