Restructuring Charges (Description of Reserves) (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Details activity within the restructuring reserves
Beginning Balance			$ 1.6	$ 1.6
Charged to Earnings	$ 0.6	$ 1.0	3.2	1.9	$ 5.0
Cash Utilization			(3.2)	(1.7)
Non-Cash Utilization and Other			(0.7)	(0.2)
Ending Balance	1.6		0.9	1.6	1.6
Severance and Related Expense [Member]
Details activity within the restructuring reserves
Beginning Balance			1.5	1.6
Charged to Earnings				1.4
Cash Utilization			(2.9)	(1.5)
Non-Cash Utilization and Other			(0.5)	0.0
Ending Balance	1.5		0.7	1.5	1.6
Asset Write-offs and Accelerated Depreciation [Member]
Details activity within the restructuring reserves
Beginning Balance			0.1	0.0
Charged to Earnings				0.3
Cash Utilization			(0.2)	0.0
Non-Cash Utilization and Other			(0.2)	(0.2)
Ending Balance	0.1		0.0	0.1	0.0
Equipment Moves [Member]
Details activity within the restructuring reserves
Beginning Balance			0.0	0.0
Charged to Earnings				0.0
Cash Utilization			0.0	0.0
Non-Cash Utilization and Other			0.0	0.0
Ending Balance	0.0		0.0	0.0	0.0
Lease Termination [Member]
Details activity within the restructuring reserves
Beginning Balance			0.0	0.0
Charged to Earnings				0.0
Cash Utilization			0.0	0.0
Non-Cash Utilization and Other			0.0	0.0
Ending Balance	0.0		0.2	0.0	0.0
Other [Member]
Details activity within the restructuring reserves
Beginning Balance			0.0	0.0
Charged to Earnings				0.2
Cash Utilization			(0.1)	(0.2)
Non-Cash Utilization and Other			0.0	0.0
Ending Balance	$ 0.0		$ 0.0	$ 0.0	$ 0.0