Condensed Consolidating Results of Operations (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net sales	$ 1,675.6	$ 1,673.8	$ 3,171.0	$ 3,157.2
Costs and expenses	1,499.3	1,508.9	2,893.1	2,903.6
Operating (loss) earnings	176.3	164.9	277.9	253.6
Other expense, net	93.1	91.0	159.6	160.7
Net income (loss)	83.2	73.9	118.3	92.9
Comprehensive income (loss)	40.6	92.9	102.1	142.8
Parent Company
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Costs and expenses	23.0	36.0	65.5	81.0
Operating (loss) earnings	(23.0)	(36.0)	(65.5)	(81.0)
Other expense, net	74.7	69.4	127.5	120.6
Equity in the income of subsidiaries	180.9	179.3	311.3	294.5
Net income (loss)	83.2	73.9	118.3	92.9
Comprehensive income (loss)	40.6	92.9	102.1	142.8
Guarantor Subsidiaries
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net sales	1,127.4	1,016.7	2,068.5	1,850.4
Costs and expenses	1,002.1	882.6	1,860.6	1,621.9
Operating (loss) earnings	125.3	134.1	207.9	228.5
Other expense, net	12.1	7.7	16.8	16.2
Equity in the income of subsidiaries	57.2	49.3	109.7	79.1
Net income (loss)	170.4	175.7	300.8	291.4
Comprehensive income (loss)	129.2	197.3	286.3	342.8
Non-Guarantor Subsidiaries
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net sales	734.5	704.5	1,439.8	1,387.5
Costs and expenses	660.5	637.7	1,304.3	1,281.4
Operating (loss) earnings	74.0	66.8	135.5	106.1
Other expense, net	6.3	13.9	15.3	23.9
Net income (loss)	67.7	52.9	120.2	82.2
Comprehensive income (loss)	66.0	55.7	119.5	80.9
Consolidation, Eliminations
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net sales	(186.3)	(47.4)	(337.3)	(80.7)
Costs and expenses	(186.3)	(47.4)	(337.3)	(80.7)
Equity in the income of subsidiaries	(238.1)	(228.6)	(421.0)	(373.6)
Net income (loss)	(238.1)	(228.6)	(421.0)	(373.6)
Comprehensive income (loss)	$ (195.2)	$ (253.0)	$ (405.8)	$ (423.7)