Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Accounts Payable and Accrued Liabilities [Abstract]
Capital Expenditures Incurred but Not yet Paid	$ 20.0	$ 5.2
Accounts payable	73.0	80.3
Salaries and wages payable	34.3	32.4
Taxes other than income taxes	4.5	3.3
Product Warranty Accrual, Current	6.0	12.0	$ 12.0
Accrued interest	2.5	6.4
Accrued Liabilities, Current	13.7	15.9
Other accrued liabilities	5.6	18.0
Total Accounts payable and accrued liabilities	$ 139.6	$ 168.3