Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities
Net income	$ 121,431,000	$ 39,787,000	$ 31,884,000
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of debt issuance costs	4,749,000	4,749,000	1,979,000
Depreciation and amortization	86,550,000	83,246,000	44,895,000
Equity in undistributed earnings of associated companies, net of dividends	(8,971,000)	4,862,000	(2,115,000)
Acquisition-related fair value adjustments related to inventory	801,000	229,000	11,714,000
Deferred income taxes	(12,506,000)	(38,281,000)	(24,242,000)
Uncertain tax positions (non-deferred portion)	(922,000)	1,075,000	958,000
Non-current income taxes payable	0	0	856,000
Deferred compensation and other, net	(5,325,000)	(471,000)	(6,789,000)
Share-based compensation	11,038,000	10,996,000	4,861,000
(Gain) loss on disposal of property, plant, equipment and other assets	(4,695,000)	871,000	(58,000)
Insurance settlement realized	0	(1,035,000)	(822,000)
Indefinite-lived intangible asset impairment	0	38,000,000	0
Gain on inactive subsidiary litigation and settlement reserve	0	(18,144,000)	0
Combination and other acquisition-related expenses, net of payments	(1,974,000)	860,000	(14,414,000)
Restructuring and related charges	1,433,000	5,541,000	26,678,000
Pension and other postretirement benefits	(6,330,000)	16,535,000	46,000
(Decrease) increase in cash from changes in current assets and current liabilities, net of acquisitions:
Accounts receivable	(67,473,000)	17,170,000	19,926,000
Inventories	(84,428,000)	(3,854,000)	10,844,000
Prepaid expenses and other current assets	(21,174,000)	927,000	(4,640,000)
Change in restructuring liabilities	(5,266,000)	(15,745,000)	(8,899,000)
Accounts payable and accrued liabilities	37,998,000	22,308,000	(8,915,000)
Estimated taxes on income	3,997,000	8,763,000	(1,373,000)
Net cash provided by operating activities	48,933,000	178,389,000	82,374,000
Cash flows from investing activities
Investments in property, plant and equipment	(21,457,000)	(17,901,000)	(15,545,000)
Payments related to acquisitions, net of cash acquired	(42,417,000)	(56,230,000)	(893,412,000)
Proceeds from disposition of assets	14,744,000	2,702,000	103,000
Insurance settlement interest earned	0	44,000	222,000
Net cash used in investing activities	(49,130,000)	(71,385,000)	(908,632,000)
Cash flows from financing activities
Payments of long-term debt	(38,011,000)	(37,615,000)	0
Proceeds from long-term debt	0	0	750,000,000
Borrowings (repayments) on revolving credit facilities, net	53,031,000	(11,485,000)	147,135,000
Repayments on other debt, net	(776,000)	(661,000)	(8,798,000)
Financing-related debt issuance costs	0	0	(23,747,000)
Dividends paid	(28,599,000)	(27,563,000)	(21,830,000)
Stock options exercised, other	890,000	3,867,000	1,370,000
Purchase of noncontrolling interest in affiliates	0	(1,047,000)	0
Distributions to noncontrolling affiliate shareholders	0	(751,000)	0
Net cash (used in) provided by financing activities	(13,465,000)	(75,255,000)	844,130,000
Effect of foreign exchange rate changes on cash	(3,057,000)	6,591,000	1,258,000
Net (decrease) increase in cash, cash equivalents and restricted cash	(16,719,000)	38,340,000	19,130,000
Cash, Cash Equivalents and Restricted Cash at the beginning of the period	181,895,000	143,555,000	124,425,000
Cash, Cash Equivalents and Restricted Cash at the end of the period	165,176,000	181,895,000	143,555,000
Supplemental cash flow disclosures:
Income taxes, net of refunds	34,775,000	20,253,000	15,499,000
Interest	19,298,000	23,653,000	19,553,000
Other Noncash Investing And Financing Items [Abstract]
Change in accrued purchases of property, plant and equipment, net	$ 2,132,000		$ 1,978,000
Change in accrued purchases of property, plant and equipment, net		$ (1,376,000)