Solar Energy Systems Held for Development and Sale (Tables)

9 Months Ended

Sep. 30, 2013

SES-HFD [Abstract]

Solar Energy Systems Held for Development and Sale [Table Text Block]

Solar energy systems held for development and sale consist of the following:

	As of		As of
In millions	September 30, 2013		December 31, 2012
Under development	$	338.9	$	133.8
Systems held for sale	17.8		—
Total solar energy systems held for development and sale	$	356.7	$	133.8