Consolidated Statements Of Cash Flows $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)		Dec. 31, 2019 USD ($)		Dec. 31, 2018 USD ($)
Cash flows from operating activities:
Net income (loss)	$ (75,444)		$ 48,259		$ 24,842
Adjustments for noncash items:
Depreciation	28,940		30,683		29,828
Amortization of identifiable intangibles	3,017		13,601		3,976
Goodwill and Intangible Asset Impairment	13,696		0		46,792
Amortization of Leased Asset	2,753		2,588		0
Deferred income taxes	(16,892)		5,856		8,626
Accrued pension and postretirement benefits	14,720		9,642		10,406
(Gain) loss on investment in kaléo accounted for under the fair value method	60,900		(10,900)		(30,600)
Loss on sale of divested businesses	52,326		0		0
Net gain on disposal of assets	0		(6,334)		(46)
Changes in assets and liabilities:
Accounts and other receivables	(335)		16,471		(11,883)
Inventories	(4,366)		11,315		(9,577)
Income taxes recoverable/payable	1,617		2,644		25,018
Prepaid expenses and other	(2,203)		795		(1,924)
Accounts payable and accrued expenses	4,045		(2,937)		5,571
Short-term Lease Payments	(3,049)		(2,723)		0
Payment for Pension and Other Postretirement Benefits	(12,681)		(8,614)		(8,907)
Other, net	7,329		5,517		5,672
Net cash provided by operating activities	74,373		115,863		97,794
Cash flows from investing activities:
Capital expenditures	(23,355)		(50,864)		(40,814)
Proceeds from Previous Acquisition			0		4,250
Proceeds from Divestiture of Businesses	56,236		0		0
Payments for (Proceeds from) Investments	0		0		1,384
Payments of Financing Costs	(693)		(1,817)		0
Payment, Tax Withholding, Share-based Payment Arrangement	(850)		(854)		(328)
Proceeds from the sale of assets and other	0		10,936		1,098
Net cash provided by (used in) investing activities	32,881		(39,928)		(34,082)
Cash flows from financing activities:
Borrowings	162,250		65,500		76,750
Debt principal payments	(70,250)		(125,000)		(127,250)
Dividends paid	(216,049)		(15,325)		(14,592)
Proceeds from exercise of stock options and other	0		184		1,332
Net cash provided by (used in) financing activities:	(125,592)		(77,312)		(64,088)
Effect of exchange rate changes on cash	(1,238)		(1,598)		(1,718)
Increase (decrease) in cash and cash equivalents	(19,576)		(2,975)		(2,094)
Cash and cash equivalents at beginning of period	31,422		34,397		36,491
Cash and cash equivalents at end of period	11,846		31,422		34,397
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	11,846	[1]	31,422	[1]	34,397
Supplemental cash flow information:
Interest payments	1,679		4,358		5,421
Income tax payments (refunds), net	$ 1,670		$ 2,595		$ (24,020)

[1] Cash and cash equivalents includes funds held in locations outside the U.S. of $9.4 million and $8.9 million at December 31, 2020 and 2019, respectively. (c)Information on exports and foreign operations are provided on the previous page. Export sales relate almost entirely to PE Films. Operations in China relate to PE Films. Operations in Brazil relate to Flexible Packaging Films.