Leases (Tables)

6 Months Ended

Jun. 30, 2013

Leases, Capital [Abstract]

Schedule of future lease payments under capital leases

TCM's total capital lease obligations consisted of the following:

(in millions)	June 30, 2013		December 31, 2012
Equipment capital leases	$	26.7	$	29.8
Equipment facility sales-leaseback	66.5		42.3
Total obligation under equipment facility	93.2		72.1
Endako sale-leaseback	4.0		—
Total capital lease obligation	$	97.2	$	72.1