Segments of Business (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010
Segments of Business
Reporting Segments Number	2
Segment reporting information
Total net sales	$ 1,370,220,000	$ 1,270,215,000	$ 2,694,648,000	$ 2,291,944,000
Operating Profit and Pretax Profit:
Operating income	105,324,000	112,488,000	208,476,000	177,281,000
Interest expense	18,110,000	18,540,000	36,446,000	36,677,000
Other non-operating (income) expense, net	(346,000)	832,000	1,374,000	(2,207,000)
Income from continuing operations before income taxes	87,560,000	93,116,000	170,656,000	142,811,000
Total Assets	4,503,290,000		4,503,290,000		4,285,831,000
Reportable segment
Operating Profit and Pretax Profit:
Total Assets	4,281,200,000		4,281,200,000		4,098,100,000
Flexible Packaging segment
Segment reporting information
Net Sales to Unaffiliated Customers:	1,219,500,000	1,127,400,000	2,399,500,000	2,009,000,000
Intersegment Sales:	(800,000)	(400,000)	(1,500,000)	(600,000)
Operating Profit and Pretax Profit:
Operating profit	116,300,000	122,700,000	232,600,000	215,000,000
Total Assets	3,951,500,000		3,951,500,000		3,792,500,000
Pressure Sensitive Materials segment
Segment reporting information
Net Sales to Unaffiliated Customers:	151,700,000	144,900,000	297,100,000	287,100,000
Intersegment Sales:	(200,000)	(1,700,000)	(500,000)	(3,600,000)
Operating Profit and Pretax Profit:
Operating profit	11,800,000	11,700,000	21,700,000	18,300,000
Total Assets	329,700,000		329,700,000		305,600,000
Unallocated amount to segment
Operating Profit and Pretax Profit:
General corporate expenses	(22,800,000)	(21,900,000)	(45,800,000)	(56,000,000)
Interest expense	18,100,000	18,500,000	36,400,000	36,700,000
Other non-operating (income) expense, net	(400,000)	900,000	1,400,000	(2,200,000)
Total Assets	$ 222,100,000		$ 222,100,000		$ 187,700,000