Fair Value (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2016	Sep. 30, 2015	Mar. 31, 2016	Dec. 31, 2015	Jun. 30, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets Held-for-sale, Not Part of Disposal Group, Other	$ 0.2	$ 0.2	$ 5.8
Impairment of Long-Lived Assets to be Disposed of		(0.2)	(3.0)
Assets Held-for-sale, Long Lived, Fair Value Disclosure	0.0	0.0	2.8
Assets and Liabilities Measured at fair value on a recurring basis
Cash and cash equivalents	16.4	16.4			$ 19.4
Restricted cash	2.7	2.7			0.2
Short-term investments	0.4	0.4			0.8
Foreign currency hedges	2.8	2.8			8.2
Foreign currency hedges	2.3	2.3			0.4
Long Lived Fixed Assets Held and Used at Carrying Value - Fair Value Disclosure	6.1	6.1	0.8
Long Lived Assets Held and Used Fair Value Adjustment - Fair Value Disclosure		(3.6)	(0.3)
Long Lived Assets Held and Used Fair Value	2.5	2.5	0.5
Fair Value, Measurements, Recurring [Member]
Assets and Liabilities Measured at fair value on a recurring basis
Cash and cash equivalents	112.6	112.6			110.2
Restricted cash	2.7	2.7			0.2
Short-term investments	7.0	7.0			8.9
Foreign currency hedges	2.8	2.8			8.2
Total Assets	141.9	141.9			147.7
Foreign currency hedges	2.3	2.3			0.4
Total Liabilities	2.3	2.3			0.4
Level 1 [Member] | Fair Value, Measurements, Recurring [Member]
Assets and Liabilities Measured at fair value on a recurring basis
Cash and cash equivalents	112.6	112.6			110.2
Restricted cash	2.7	2.7			0.2
Short-term investments	0.0	0.0			0.0
Foreign currency hedges	0.0	0.0			0.0
Total Assets	115.3	115.3			110.4
Foreign currency hedges	0.0	0.0			0.0
Total Liabilities	0.0	0.0			0.0
Level 2 [Member] | Fair Value, Measurements, Recurring [Member]
Assets and Liabilities Measured at fair value on a recurring basis
Cash and cash equivalents	0.0	0.0			0.0
Restricted cash	0.0	0.0
Restricted Cash and Cash Equivalents					0.0
Short-term investments	7.0	7.0			8.9
Foreign currency hedges	2.8	2.8			8.2
Total Assets	9.8	9.8			17.1
Foreign currency hedges	2.3	2.3			0.4
Total Liabilities	2.3	2.3			0.4
Level 3 [Member] | Fair Value, Measurements, Recurring [Member]
Assets and Liabilities Measured at fair value on a recurring basis
Cash and cash equivalents	0.0	0.0			0.0
Restricted cash	0.0	0.0			0.0
Short-term investments	0.0	0.0			0.0
Foreign currency hedges	0.0	0.0			0.0
Total Assets	0.0	0.0			0.0
Foreign currency hedges	0.0	0.0			0.0
Total Liabilities	0.0	0.0			$ 0.0
Land [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets Held-for-sale, Not Part of Disposal Group, Other	0.2	0.2	5.8
Assets Held-for-sale, Long Lived, Fair Value Disclosure				$ 0.0
Repair Business [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of Long-Lived Assets to be Disposed of		0.2	3.0
Assets Held-for-sale, Long Lived, Fair Value Disclosure	0.0	0.0	2.8			$ 2.8
Assets and Liabilities Measured at fair value on a recurring basis
Long Lived Assets Held and Used Fair Value Adjustment - Fair Value Disclosure		(3.0)
Altavista Bearing Plant [Member] [Member]
Assets and Liabilities Measured at fair value on a recurring basis
Long Lived Fixed Assets Held and Used at Carrying Value - Fair Value Disclosure	5.6	5.6
Long Lived Assets Held and Used Fair Value Adjustment - Fair Value Disclosure	(0.7)	(2.4)
Long Lived Assets Held and Used Fair Value	2.5	2.5		$ 3.2
Property, Plant and Equipment [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets Held-for-sale, Long Lived, Fair Value Disclosure	0.5	0.5
Assets and Liabilities Measured at fair value on a recurring basis
Long Lived Fixed Assets Held and Used at Carrying Value - Fair Value Disclosure	0.8	0.8	0.8
Long Lived Assets Held and Used Fair Value Adjustment - Fair Value Disclosure		(0.3)	0.3
Long Lived Assets Held and Used Fair Value			$ 0.5
Property, Plant and Equipment [Member] | Benoni [Member]
Assets and Liabilities Measured at fair value on a recurring basis
Long Lived Fixed Assets Held and Used at Carrying Value - Fair Value Disclosure	0.5	0.5
Long Lived Assets Held and Used Fair Value Adjustment - Fair Value Disclosure		0.5
Long Lived Assets Held and Used Fair Value	0.0	0.0
Property, Plant and Equipment [Member] | Altavista Bearing Plant [Member] [Member]
Assets and Liabilities Measured at fair value on a recurring basis
Long Lived Fixed Assets Held and Used at Carrying Value - Fair Value Disclosure	$ 5.6	5.6
Long Lived Assets Held and Used Fair Value Adjustment - Fair Value Disclosure		$ 3.1