Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities:
Net income (loss)	$ 30,267	$ (11,126)
Adjustments for noncash items:
Depreciation	10,875	15,357
Amortization of identifiable intangibles	1,446	1,511
Reduction of right-of-use lease asset	1,066	1,402
Pension and postretirement benefit plan contributions	(4,020)	(2,130)
Deferred income taxes	2,477	(8,461)
Accrued pension and post-retirement benefits	7,080	7,134
Stock-based compensation expense	2,444	2,520
(Gain) loss on investment in kaléo accounted for under the fair value method	600	(24,800)
Asset Impairment Charges	(1,118)	0
Changes in assets and liabilities:
Accounts and other receivables	(12,840)	2,303
Inventories	(14,020)	(8,515)
Income taxes recoverable/payable	2,680	8,799
Prepaid expenses and other	7,267	(1,912)
Accounts payable and accrued expenses	8,040	(6,936)
Operating Leases, Rent Expense	(1,051)	(1,496)
Other, net	396	(884)
Net Cash Provided by (Used in) Operating Activities	41,507	36,062
Cash flows from investing activities:
Capital expenditures	(11,324)	(8,806)
Net cash used in investing activities	(11,324)	(8,806)
Cash flows from financing activities:
Borrowings	34,000	25,000
Debt principal payments	(51,000)	(33,000)
Payments of Ordinary Dividends, Common Stock	(8,070)	(8,025)
Proceeds From Stock Options Exercised And Other	915
Payment, Tax Withholding, Share-based Payment Arrangement		586
Net cash used in financing activities	(24,155)	(16,611)
Effect of exchange rate changes on cash	424	(2,137)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	6,452	8,508
Cash, cash equivalents, and restricted cash at beginning of period	11,846	31,422
Cash, cash equivalents, and restricted cash at end of period	18,298	39,930
Accrued pension and post-retirement benefits	7,080	7,134
Goodwill, Impairment Loss	0	13,696
Increase (Decrease) in Accounts and Other Receivables	12,840	(2,303)
Increase (Decrease) in Inventories	14,020	8,515
Income taxes recoverable/payable	2,680	8,799
Increase (Decrease) in Prepaid Expense and Other Assets	(7,267)	1,912
Accounts payable and accrued expenses	8,040	(6,936)
Operating Leases, Rent Expense	1,051	1,496
Payment for Pension and Other Postretirement Benefits	4,020	2,130
Other, net	$ 396	$ (884)