Acquisitions - Additional Information (Detail)			9 Months Ended	1 Months Ended		6 Months Ended	7 Months Ended	9 Months Ended	12 Months Ended	1 Months Ended
	Sep. 01, 2011 Nestle Purina PetCare USD ($)	Sep. 01, 2011 Nestle Purina PetCare Customer relationships USD ($)	Sep. 30, 2011 Graham Packaging Company Inc. USD ($)	Mar. 01, 2011 Vogel & Noot Holding AG USD ($) Year Person	Mar. 01, 2011 Vogel & Noot Holding AG EUR (€) Year Person	Sep. 30, 2011 Vogel & Noot Holding AG USD ($)	Sep. 30, 2011 Vogel & Noot Holding AG USD ($)	Sep. 30, 2011 Vogel & Noot Holding AG USD ($)	Dec. 31, 2010 Vogel & Noot Holding AG USD ($)	Mar. 01, 2011 Vogel & Noot Holding AG Customer relationships USD ($) Year	Mar. 01, 2011 Vogel & Noot Holding AG Trade name USD ($) Year	Mar. 01, 2011 DGS S.A. USD ($)	Mar. 01, 2011 DGS S.A. Customer relationships USD ($)
Business Acquisition [Line Items]
Total purchase price, net of cash acquired				$ 292,700,000	€ 212,400,000							$ 20,700,000
Acquisition price, cash paid	25,000,000			243,688,000
Acquired goodwill	6,500,000			54,800,000								8,100,000
Acquired intangible assets		6,000,000		22,732,000						19,300,000	3,400,000		2,900,000
Acquired intangible assets, useful life in years										20	10
Termination fee of merger agreement			39,500,000
Total purchase price, payable in the future				49,000,000	35,600,000
Total purchase price payable, payment date				2012-03	2012-03
Number of employees of acquired entity				1,600	1,600
Annual net sales of acquired entity									310,000,000
Increase in goodwill value						3,200,000
Acquired property, plant and equipment, useful life in years				35	35
Net sales of acquired entity								203,700,000
Pre-tax negative impact from inventory write-up as a result of purchase accounting of acquisition							$ 5,500,000