Condensed Consolidating Financial Statements (Statements of Operations and Comprehensive Income) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Condensed Consolidating Statements of Operations
Net sales	$ 715.2	$ 685.8
Cost of goods sold	531.6	522.8
Gross profit	183.6	163.0
Operating Expenses:
Selling, general and administrative expenses	140.4	133.4
Losses and other expenses, net	4.3	5.6
Restructuring (gains) charges	(0.2)	0.3
Income from equity method investments	(4.6)	(3.3)
Operational income from continuing operations	43.7	27.0
Interest expense, net	5.8	5.7
Other expense, net	0.0	0.0
Income from continuing operations before income taxes	37.9	21.3
Provision for income taxes	13.0	7.3
Income from continuing operations	24.9	14.0
Loss from discontinued operations	0.0	(0.1)
Net income	24.9	13.9
Other comprehensive income (loss), net of tax	14.0	(25.2)
Comprehensive income	38.9	(11.3)
Parent [Member]
Condensed Consolidating Statements of Operations
Net sales	0.0	0.0
Cost of goods sold	0.0	0.0
Gross profit	0.0	0.0
Operating Expenses:
Selling, general and administrative expenses	0.0	0.0
Losses and other expenses, net	0.6	(0.1)
Restructuring (gains) charges	0.0	0.0
Income from equity method investments	28.1	17.5
Operational income from continuing operations	28.7	17.4
Interest expense, net	5.3	5.5
Other expense, net	0.0	0.0
Income from continuing operations before income taxes	23.4	11.9
Provision for income taxes	(1.5)	(2.0)
Income from continuing operations	24.9	13.9
Loss from discontinued operations	0.0	0.0
Net income	24.9	13.9
Other comprehensive income (loss), net of tax	4.6	1.0
Comprehensive income	29.5	14.9
Guarantor Subsidiaries [Member]
Condensed Consolidating Statements of Operations
Net sales	613.8	576.2
Cost of goods sold	460.7	443.6
Gross profit	153.1	132.6
Operating Expenses:
Selling, general and administrative expenses	118.9	108.0
Losses and other expenses, net	(2.5)	(3.8)
Restructuring (gains) charges	0.1	0.1
Income from equity method investments	0.0	(2.3)
Operational income from continuing operations	31.6	18.4
Interest expense, net	(0.5)	(0.5)
Other expense, net	0.0	0.0
Income from continuing operations before income taxes	32.1	18.9
Provision for income taxes	11.9	7.8
Income from continuing operations	20.2	11.1
Loss from discontinued operations	0.0	0.0
Net income	20.2	11.1
Other comprehensive income (loss), net of tax	2.1	(3.9)
Comprehensive income	22.3	7.2
Non-Guarantor Subsidiaries [Member]
Condensed Consolidating Statements of Operations
Net sales	143.8	153.8
Cost of goods sold	111.3	122.9
Gross profit	32.5	30.9
Operating Expenses:
Selling, general and administrative expenses	21.5	25.4
Losses and other expenses, net	(2.4)	(1.7)
Restructuring (gains) charges	(0.3)	0.2
Income from equity method investments	4.0	2.8
Operational income from continuing operations	12.9	6.4
Interest expense, net	1.0	0.7
Other expense, net	0.0	0.0
Income from continuing operations before income taxes	11.9	5.7
Provision for income taxes	3.5	1.6
Income from continuing operations	8.4	4.1
Loss from discontinued operations	0.0	(0.1)
Net income	8.4	4.0
Other comprehensive income (loss), net of tax	6.3	(20.5)
Comprehensive income	14.7	(16.5)
Eliminations [Member]
Condensed Consolidating Statements of Operations
Net sales	(42.4)	(44.2)
Cost of goods sold	(40.4)	(43.7)
Gross profit	(2.0)	(0.5)
Operating Expenses:
Selling, general and administrative expenses	0.0	0.0
Losses and other expenses, net	0.0	0.0
Restructuring (gains) charges	0.0	0.0
Income from equity method investments	(27.5)	(14.7)
Operational income from continuing operations	(29.5)	(15.2)
Interest expense, net	0.0	0.0
Other expense, net	0.0	0.0
Income from continuing operations before income taxes	(29.5)	(15.2)
Provision for income taxes	(0.9)	(0.1)
Income from continuing operations	(28.6)	(15.1)
Loss from discontinued operations	0.0	0.0
Net income	(28.6)	(15.1)
Other comprehensive income (loss), net of tax	1.0	(1.8)
Comprehensive income	$ (27.6)	$ (16.9)