Rationalization Charges - Additional Information (Detail) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Restructuring Cost and Reserve [Line Items]
Rationalization charge, expected cash payments	$ 8,400,000
Rationalization charges	1,351,000	3,603,000
2013 Rationalization Plans | Crystal City, Texas Metal Container Manufacturing Facility
Restructuring Cost and Reserve [Line Items]
Rationalization charge, expected cash payments	1,100,000
Expected number of positions eliminated	40
Total estimated costs for rationalization of facility	1,600,000
Estimated employee severance and benefits cost	900,000
Estimated plant exit costs	600,000
Estimated non-cash write-down in carrying value of assets	100,000
Rationalization charges	900,000
Employee severance and benefits cost	800,000
Non-cash write-down in carrying value of assets	100,000
Expected rationalization charges	$ 700,000