CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Allowance for doubtful accounts on trade receivables	$ 9.3	$ 4.2
Accumulated depreciation on property, plant and equipment	250.5	243.1
Accumulated amortization on intangible assets	$ 39.3	$ 19.0
Preferred Stock, Par or Stated Value Per Share	$ 1.00	$ 1.00
Preferred Stock, Shares Authorized	1,000	1,000
Preferred Stock, Shares Issued	546	546
Preferred Stock, Shares Outstanding	546	546
Class A Common Stock
Common Stock, par value (usd per share)	$ 1.00	$ 1.00
Common Stock, shares authorized (shares)	10,000	10,000
Common Stock, shares issued (shares)	5,260	5,260
Treasury Stock, at cost, shares (shares)	5,260	5,260