Quarterly Results of Operations (Detail) (USD $)	3 Months Ended																12 Months Ended
	Dec. 31, 2014		Sep. 30, 2014		Jun. 30, 2014		Mar. 31, 2014		Dec. 31, 2013		Sep. 30, 2013		Jun. 30, 2013		Mar. 31, 2013		Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Quarterly Financial Information Disclosure [Abstract]
Net sales	$ 910,164,000	[1]	$ 1,228,444,000	[1]	$ 917,336,000	[1]	$ 855,846,000	[1]	$ 864,827,000	[2]	$ 1,167,921,000	[2]	$ 880,029,000	[2]	$ 795,741,000	[2]	$ 3,911,790,000		$ 3,708,518,000		$ 3,588,318,000
Gross profit	122,502,000	[1]	205,614,000	[1]	143,707,000	[1]	128,007,000	[1]	119,984,000	[2]	187,825,000	[2]	128,160,000	[2]	111,273,000	[2]	599,830,000		547,242,000		517,559,000
Net income	23,636,000	[1]	83,276,000	[1]	44,003,000	[1]	31,476,000	[1]	23,276,000	[2]	77,175,000	[2]	59,529,000	[2]	25,433,000	[2]	182,391,000		185,413,000		151,346,000
Basic net income per share (in dollars per share)	$ 0.37	[1],[3]	$ 1.31	[1],[3]	$ 0.69	[1],[3]	$ 0.50	[1],[3]	$ 0.37	[2],[3]	$ 1.22	[2],[3]	$ 0.93	[2],[3]	$ 0.38	[2],[3]	$ 2.88		$ 2.89		$ 2.18
Diluted net income per share (in dollars per share)	$ 0.37	[1],[3]	$ 1.31	[1],[3]	$ 0.69	[1],[3]	$ 0.49	[1],[3]	$ 0.36	[2],[3]	$ 1.21	[2],[3]	$ 0.93	[2],[3]	$ 0.38	[2],[3]	$ 2.86		$ 2.87		$ 2.17
Dividends per share (in dollars per share)	$ 0.15	[1]	$ 0.15	[1]	$ 0.15	[1]	$ 0.15	[1]	$ 0.14	[2]	$ 0.14	[2]	$ 0.14	[2]	$ 0.14	[2]	$ 0.6		$ 0.56		$ 0.48
Rationalization charges	9,500,000		2,500,000		900,000		1,600,000		8,400,000		1,300,000		900,000		1,400,000		14,481,000		11,987,000		8,660,000
Operating Income (Loss)																	360,853,000		324,180,000		325,509,000
Plant start-up costs															800,000
Loss on early extinguishment of debt							1,500,000										1,474,000		2,068,000		38,704,000
Business Combination, Acquisition Related Costs			300,000				200,000		300,000		1,000,000				200,000
Charge included for the remeasurement of net assets															3,000,000
Venezuela [Member]
Quarterly Financial Information Disclosure [Abstract]
Operating Income (Loss)	(500,000)		800,000		(2,900,000)		(500,000)		2,300,000		100,000		(1,100,000)		(4,200,000)
Corporate Segment [Member]
Quarterly Financial Information Disclosure [Abstract]
Net sales																	0		0		0
Rationalization charges																			0		0
Operating Income (Loss)																	(14,938,000)	[4]	(13,756,000)	[5]	(9,943,000)	[6]
Business Combination, Acquisition Related Costs																	$ 500,000		$ 1,500,000		$ 1,500,000

[1] The first, second, third and fourth quarters of 2014 include rationalization charges of $1.6 million, $0.9 million, $2.5 million and $9.5 million, respectively, and (loss) income from operations in Venezuela of $(0.5) million, $(2.9) million, $0.8 million and $(0.5) million, respectively. The first quarter of 2014 includes a loss on early extinguishment of debt of $1.5 million. The first and third quarters of 2014 include costs attributable to announced acquisitions of $0.2 million and $0.3 million, respectively.

[2] The first, second, third and fourth quarters of 2013 include rationalization charges of $1.4 million, $0.9 million, $1.3 million and $8.4 million, respectively, and (loss) income from operations in Venezuela of $(4.2) million, $(1.1) million, $0.1 million and $2.3 million, respectively. The loss from operations in Venezuela for the first quarter of 2013 includes a charge of $3.0 million for the remeasurement of net assets due to a currency devaluation. The first, third and fourth quarters of 2013 include costs attributable to announced acquisitions of $0.2 million, $1.0 million and $0.3 million, respectively. The first quarter of 2013 includes new plant start-up costs of $0.8 million.

[3] Net income per share data is computed independently for each of the periods presented. Accordingly, the sum of the quarterly earnings per share amounts may not equal the total for the year.

[4] Closures includes a loss from operations in Venezuela of $3.1 million. Corporate includes costs attributable to announced acquisitions of $0.5 million.

[5] Metal containers includes new plant start-up costs of $0.8 million. Closures includes a loss from operations in Venezuela of $2.9 million, which includes a charge of $3.0 million for the remeasurement of net assets due to a currency devaluation. Corporate includes costs attributable to announced acquisitions of $1.5 million.

[6] Metal containers includes new plant start-up costs of $6.4 million. Closures includes income from operations in Venezuela of $5.1 million. Corporate includes costs attributable to announced acquisitions of $1.5 million.