Fair Value Long-lived assets held nonrecurring basis (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets Held-for-sale, Not Part of Disposal Group, Other	$ 5.8	$ 8.0
Impairment of Long-Lived Assets to be Disposed of	3.0	(1.2)
Assets Held-for-sale, Long Lived, Fair Value Disclosure	2.8	6.8
Long Lived Assets Held and Used Carrying Amount	0.8	112.6
Impairment of Long-Lived Assets Held-for-use	0.3	(97.7)
Long Lived Assets Held and Used Fair Value	0.5	14.9
Aerospace Overhaul [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets Held-for-sale, Not Part of Disposal Group, Other		8.0
Aerospace Overhaul [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of Long-Lived Assets to be Disposed of		(1.2)
Assets Held-for-sale, Long Lived, Fair Value Disclosure		6.8
Goodwill [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long Lived Assets Held and Used Carrying Amount		92.5
Impairment of Long-Lived Assets Held-for-use		(86.3)
Long Lived Assets Held and Used Fair Value		6.2
Indefinite-lived Intangible Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long Lived Assets Held and Used Carrying Amount	14.2	14.2
Impairment of Long-Lived Assets Held-for-use		(5.5)
Long Lived Assets Held and Used Fair Value		8.7
Other Intangible Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long Lived Assets Held and Used Carrying Amount	4.4	4.4
Impairment of Long-Lived Assets Held-for-use		(4.4)
Long Lived Assets Held and Used Fair Value		0.0
Property, Plant and Equipment [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long Lived Assets Held and Used Carrying Amount	0.8	1.5
Impairment of Long-Lived Assets Held-for-use	(0.3)	(1.5)
Long Lived Assets Held and Used Fair Value	$ 0.5	$ 0.0