Condensed Consolidating Results of Operations (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net sales	$ 1,758.8	$ 1,675.6	$ 3,339.5	$ 3,171.0
Cost of sales	1,245.3	1,179.2	2,382.5	2,255.0
Gross profit	513.5	496.4	957.0	916.0
Selling, general and administrative expenses	332.9	320.1	719.5	638.1
Reorganization costs, net	1.4		1.4
Operating earnings	179.2	176.3	236.1	277.9
Interest expense, net	46.2	45.0	95.8	89.7
Loss on early extinguishment of debt	8.8		25.9
Income (loss) before taxes and equity earnings of subsidiaries	124.2	131.3	114.4	188.2
Income tax provision (benefit)	47.8	48.1	42.4	69.9
Net income	76.4	83.2	72.0	118.3
Other comprehensive income (loss), net of tax	(22.8)	(42.6)	(35.9)	(16.2)
Comprehensive income	53.6	40.6	36.1	102.1
Parent Company
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Selling, general and administrative expenses	20.7	18.8	78.4	60.7
Operating earnings	(20.7)	(18.8)	(78.4)	(60.7)
Interest expense, net	42.9	44.4	89.6	88.1
Loss on early extinguishment of debt	8.8		25.9
Income (loss) before taxes and equity earnings of subsidiaries	(72.4)	(63.2)	(193.9)	(148.8)
Income tax provision (benefit)	(27.2)	34.5	(72.6)	44.2
Equity earnings of subsidiaries	121.6	180.9	193.3	311.3
Net income	76.4	83.2	72.0	118.3
Other comprehensive income (loss), net of tax	(22.8)	(42.6)	(35.9)	(16.2)
Comprehensive income	53.6	40.6	36.1	102.1
Guarantor Subsidiaries
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net sales	1,187.9	1,166.2	2,223.4	2,143.3
Cost of sales	897.6	874.4	1,682.9	1,617.0
Gross profit	290.3	291.8	540.5	526.3
Selling, general and administrative expenses	150.8	173.1	314.3	326.1
Reorganization costs, net	0.7		0.7
Operating earnings	138.8	118.7	225.5	200.2
Interest expense, net	0.2	0.2	0.5	0.6
Income (loss) before taxes and equity earnings of subsidiaries	138.6	118.5	225.0	199.6
Income tax provision (benefit)	55.0	0.4	76.3	0.7
Equity earnings of subsidiaries	28.1	56.8	31.9	101.9
Net income	111.7	174.9	180.6	300.8
Other comprehensive income (loss), net of tax	(23.1)	(40.5)	(36.6)	(12.7)
Comprehensive income	88.6	134.4	144.0	288.1
Non-Guarantor Subsidiaries
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net sales	760.2	695.3	1,456.5	1,365.0
Cost of sales	537.0	490.7	1,040.0	975.3
Gross profit	223.2	204.6	416.5	389.7
Selling, general and administrative expenses	161.4	128.2	326.8	251.3
Reorganization costs, net	0.7		0.7
Operating earnings	61.1	76.4	89.0	138.4
Interest expense, net	3.1	0.4	5.7	1.0
Income (loss) before taxes and equity earnings of subsidiaries	58.0	76.0	83.3	137.4
Income tax provision (benefit)	20.0	13.2	38.7	25.0
Net income	38.0	62.8	44.6	112.4
Other comprehensive income (loss), net of tax	(27.1)	(51.7)	(45.4)	(23.3)
Comprehensive income	10.9	11.1	(0.8)	89.1
Eliminations
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net sales	(189.3)	(185.9)	(340.4)	(337.3)
Cost of sales	(189.3)	(185.9)	(340.4)	(337.3)
Equity earnings of subsidiaries	(149.7)	(237.7)	(225.2)	(413.2)
Net income	(149.7)	(237.7)	(225.2)	(413.2)
Other comprehensive income (loss), net of tax	50.2	92.2	82.0	36.0
Comprehensive income	$ (99.5)	$ (145.5)	$ (143.2)	$ (377.2)