Significant Accounting Policies (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Significant Accounting Policies [Abstract]
Earnings from joint ventures	$ 1.7	$ 3.1	$ 2.6
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	8.0	7.7
Accounting alignment adjustments			2.1
Foreign currency transaction gain (loss)	3.5	2.6	1.7
Reserve for environmental liabilities	6.1	7.6
Allowance for doubtful accounts	21.0	30.7
Inventory, Net [Abstract]
Raw materials and supplies	193.9	215.6
Work in process and finished goods	381.9	432.9
Total inventories	575.8	648.5
Depreciation expense	154.6	162.2	175.5
Interest Costs Capitalized	0.2	0.3	0.1
Capitalized Computer Software, Net	69.9	74.3
Non-current pension and other post-retirement liability	102.4	54.7
Purchase of common stock, shares	3.8	2.0	0
Value of shares purchased for common stock	$ 152.1	$ 77.3	$ 0
Remaining shares authorized to be repurchased	6.7