Condensed Consolidating Financial Statements (Statements of Operations and Comprehensive Income) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Condensed Income Statements, Captions [Line Items]
Net sales	$ 834.1	$ 955.0	$ 992.5	$ 685.8	$ 812.8	$ 898.4	$ 960.7	$ 695.4	$ 3,467.4	$ 3,367.4	$ 3,199.1
Cost of goods sold									2,520.0	2,464.1	2,337.9
Gross profit	227.6	273.4	283.4	163.0	225.4	247.1	262.6	168.1	947.4	903.3	861.2
Operating expenses:
Selling, general and administrative expenses									580.5	573.7	570.1
Losses and other expenses, net									21.7	6.8	9.3
Restructuring charges					0.6	1.0			3.2	1.9	5.0
Goodwill impairment	5.5								5.5	0.0	0.0
Impairment of assets	44.5								44.5	0.0	0.0
Income from equity method investments									(13.4)	(13.8)	(12.2)
Operational income from continuing operations									305.4	334.7	289.0
Interest expense, net									23.6	17.2	14.5
Other expense, net									(0.8)	(0.1)	0.2
Income from continuing operations before income taxes									282.6	317.6	274.3
Provision for income taxes									95.4	109.5	94.4
Income from continuing operations									187.2	208.1	179.9
Loss from discontinued operations									(0.6)	(2.3)	(8.1)
Net income	$ 11.2	$ 80.3	$ 81.2	$ 13.9	$ 44.6	$ 67.4	$ 73.9	$ 19.9	186.6	205.8	171.8
Other comprehensive income (loss)									(51.2)	(92.4)	(38.8)
Comprehensive income									135.4	113.4	133.0
Parent [Member]
Condensed Income Statements, Captions [Line Items]
Net sales									0.0	0.0	0.0
Cost of goods sold									0.0	0.0	0.0
Gross profit									0.0	0.0	0.0
Operating expenses:
Selling, general and administrative expenses									0.0	0.0	0.0
Losses and other expenses, net									0.7	0.0	1.1
Restructuring charges									0.0	0.0	0.0
Goodwill impairment									0.0
Impairment of assets									0.0
Income from equity method investments									(201.8)	(216.4)	(181.7)
Operational income from continuing operations									201.1	216.4	180.6
Interest expense, net									22.4	16.0	14.0
Other expense, net									0.0	0.0	0.0
Income from continuing operations before income taxes									178.7	200.4	166.6
Provision for income taxes									(7.8)	(5.6)	(5.2)
Income from continuing operations									186.5	206.0	171.8
Loss from discontinued operations									0.0	0.0	0.0
Net income									186.5	206.0	171.8
Other comprehensive income (loss)									(3.5)	(4.1)	(38.8)
Comprehensive income									183.0	201.9	133.0
Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Net sales									2,950.6	2,775.7	2,557.9
Cost of goods sold									2,150.9	2,057.8	1,900.9
Gross profit									799.7	717.9	657.0
Operating expenses:
Selling, general and administrative expenses									485.6	454.5	437.1
Losses and other expenses, net									13.7	3.2	7.9
Restructuring charges									(0.5)	0.4	2.9
Goodwill impairment									5.5
Impairment of assets									44.5
Income from equity method investments									(5.9)	(25.4)	(26.4)
Operational income from continuing operations									256.8	285.2	235.5
Interest expense, net									(2.0)	(3.0)	(2.1)
Other expense, net									0.0	0.0	0.0
Income from continuing operations before income taxes									258.8	288.2	237.6
Provision for income taxes									87.9	91.7	73.7
Income from continuing operations									170.9	196.5	163.9
Loss from discontinued operations									0.0	0.0	0.0
Net income									170.9	196.5	163.9
Other comprehensive income (loss)									(3.3)	(51.2)	36.3
Comprehensive income									167.6	145.3	200.2
Non-Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Net sales									701.8	818.0	837.0
Cost of goods sold									556.4	628.3	632.8
Gross profit									145.4	189.7	204.2
Operating expenses:
Selling, general and administrative expenses									94.9	119.2	133.0
Losses and other expenses, net									7.5	3.6	0.3
Restructuring charges									3.7	1.5	2.1
Goodwill impairment									0.0
Impairment of assets									0.0
Income from equity method investments									(10.5)	(11.3)	(9.7)
Operational income from continuing operations									49.8	76.7	78.5
Interest expense, net									3.2	4.2	2.6
Other expense, net									(0.8)	(0.1)	0.2
Income from continuing operations before income taxes									47.4	72.6	75.7
Provision for income taxes									14.3	24.9	25.9
Income from continuing operations									33.1	47.7	49.8
Loss from discontinued operations									(0.6)	(2.3)	(8.1)
Net income									32.5	45.4	41.7
Other comprehensive income (loss)									(40.4)	(34.8)	(6.1)
Comprehensive income									(7.9)	10.6	35.6
Eliminations [Member]
Condensed Income Statements, Captions [Line Items]
Net sales									(185.0)	(226.3)	(195.8)
Cost of goods sold									(187.3)	(222.0)	(195.8)
Gross profit									2.3	(4.3)	0.0
Operating expenses:
Selling, general and administrative expenses									0.0	0.0	0.0
Losses and other expenses, net									(0.2)	0.0	0.0
Restructuring charges									0.0	0.0	0.0
Goodwill impairment									0.0
Impairment of assets									0.0
Income from equity method investments									204.8	239.3	205.6
Operational income from continuing operations									(202.3)	(243.6)	(205.6)
Interest expense, net									0.0	0.0	0.0
Other expense, net									0.0	0.0	0.0
Income from continuing operations before income taxes									(202.3)	(243.6)	(205.6)
Provision for income taxes									1.0	(1.5)	0.0
Income from continuing operations									(203.3)	(242.1)	(205.6)
Loss from discontinued operations									0.0	0.0	0.0
Net income									(203.3)	(242.1)	(205.6)
Other comprehensive income (loss)									(4.0)	(2.3)	(30.2)
Comprehensive income									$ (207.3)	$ (244.4)	$ (235.8)