Quarterly Results of Operations (Parenthetical) (Detail) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Quarterly Financial Information [Line Items]
Rationalization charges	$ 2,900,000	$ 600,000	$ 2,400,000	$ 1,700,000	$ 18,500,000	$ 1,000,000	$ 700,000	$ 2,000,000	$ 7,717,000	$ 22,214,000	$ 1,491,000
Cost incurred for announcement of acquisition				1,800,000	2,200,000	500,000				2,700,000
Losses on early extinguishment of debt		(976,000)			(3,000,000)	(4,500,000)			(976,000)	(7,548,000)	(1,255,000)
Income as result of proceeds received from termination of the Graham Packaging merger agreement net of costs			27,000,000
Charge included for the remeasurement of net assets								3,200,000
Charge related to resolution of past product liability dispute			$ 3,300,000