Commitments and Contingencies (Details 6) (EHS, USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
EHS
Estimated future payments for environmental obligations
2015	$ 0.2
2016	0.1
2017	0.1
2018	0.1
2019	0.1
Thereafter	0.6
Undiscounted total	1.2
Less amounts representing interest at 2.73%	0.1
Accrued environmental liabilities at the end of the year	$ 1.1	$ 1.5
Interest rate (as a percent)	2.06%

Total costs accrued as of the balance sheet date for environmental loss contingencies.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 410

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Undiscounted amount of the accrual for environmental loss contingencies expected to be paid in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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