Debt and Capital Lease Obligations (Tables)

9 Months Ended

Sep. 30, 2013

Debt and Capital Lease Obligations [Abstract]

Debt

	As of September 30, 2013						As of December 31, 2012
	Total Principal		Current and Short-Term		Long-Term		Total Principal		Current and Short-Term		Long-Term
In millions
Non-solar energy system debt:
Senior notes	$	550.0	$	—	$	550.0	$	550.0	$	—	$	550.0
Second lien term loan	196.6		—		196.6		196.1		—		196.1
Long-term notes and other	29.2		19.7		9.5		16.0		3.4		12.6
Total non-solar energy system debt	$	775.8	$	19.7	$	756.1	$	762.1	$	3.4	$	758.7
Solar energy system debt, financings and capital leaseback obligations:
Short-term debt, weighted average interest rate of 7.24% and 6.47%, respectively	$	56.5	$	56.5	$	—	$	14.7	$	14.7	$	—
System pre-construction, construction and term debt	858.8		185.1		673.7		271.3		61.3		210.0
Capital leaseback obligations	136.8		7.1		129.7		93.3		7.5		85.8
Financing leaseback obligations	1,169.6		12.9		1,156.7		1,107.2		14.3		1,092.9
Other system financing transactions	120.8		—		120.8		119.7		—		119.7
Total solar energy system debt, financings and capital leaseback obligations	$	2,342.5	$	261.6	$	2,080.9	$	1,606.2	$	97.8	$	1,508.4
Total debt outstanding	$	3,118.3	$	281.3	$	2,837.0	$	2,368.3	$	101.2	$	2,267.1