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Discontinued Operations (Summary of Assets and Liabilities) (Details) (USD $)
In Millions, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Disposal Group, Including Discontinued Operation, Balance Sheet Disclosures [Abstract]    
Current assets $ 2.1 $ 2.3
Long-term assets 10.1 10.1
Assets of discontinued operations 12.2 12.4
Current liabilities of discontinued operations $ 1.2 $ 1.2