Goodwill and Intangible Assets, Identifiable Intangible Table (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Identifiable intangible assets
Original cost	$ 39.7	$ 39.7
Accumulated amortization	(6.0)	(4.3)
Net book value	33.7	35.4
Customer relationships
Identifiable intangible assets
Original cost	38.5	38.5
Accumulated amortization	(4.8)	(3.2)
Net book value	33.7	35.3
Backlog
Identifiable intangible assets
Original cost	0.8	0.8
Accumulated amortization	(0.8)	(0.8)
Net book value	0	0
Trademark and trade name
Identifiable intangible assets
Original cost	0.4	0.4
Accumulated amortization	(0.4)	(0.3)
Net book value	$ 0	$ 0.1