Schedule II VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Allowance for doubtful accounts
Valuation and qualifying accounts
Balance at Beginning of Year	$ 3.5	$ 2.9	$ 2.8
Additions	1.7	1.0	0.8
Deductions, Recoveries & Other	(1.0)	(0.4)	(0.7)
Balance at Ending of Year	4.2	3.5	2.9
Tax valuation allowance
Valuation and qualifying accounts
Balance at Beginning of Year	18.2	14.6	14.6
Additions	0.3	4.3	1.6
Deductions, Recoveries & Other	(1.2)	(0.7)	(1.6)
Balance at Ending of Year	$ 17.3	$ 18.2	$ 14.6