CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash Flows from Operating Activities:
Net Income	$ 125,984	$ 139,213
Adjustments to reconcile net income to net cash provided by operations:
Depreciation	95,123	95,606
Amortization	22,094	19,622
Stock-based compensation	22,136	21,805
Provision for CECL	2,338	(240)
(Gain) loss on disposition of fixed assets	(179)	5
Net loss (gain) on remeasurement of equity securities	1,733	(15,198)
Deferred income taxes	(5,484)	(6,865)
Defined benefit plan expense	12,347	14,650
Equity in results of affiliates	362	434
Change in fair value of contingent consideration	(2,265)	1,950
Changes in balance sheet items, excluding effects from foreign currency adjustments:
Accounts and other receivables	(60,045)	(76,735)
Inventories	(49,242)	(55,873)
Prepaid and other current assets	(24,091)	(19,793)
Accounts payable, accrued and other liabilities	62,973	69,139
Income taxes payable	822	(5,261)
Retirement and deferred compensation plan liabilities	(19,727)	(9,657)
Other changes, net	(8,225)	2,779
Net Cash Provided by Operations	176,654	175,581
Cash Flows from Investing Activities:
Capital expenditures	(147,262)	(137,039)
Proceeds from government grants	12,794	0
Proceeds from sale of property, plant and equipment	507	4,571
Maturity of short-term investment	740	243
Acquisition of business, net of cash acquired and release of escrow	0	(4,834)
Proceeds from sale of investment in equity securities	1,088	0
Notes receivable, net	(6,992)	(29)
Net Cash Used by Investing Activities	(139,125)	(137,088)
Cash Flows from Financing Activities:
Proceeds from notes payable and overdrafts	20,457	7,410
Repayments of notes payable and overdrafts	(21,010)	(4,615)
Repayments and proceeds of short term revolving credit facility, net	(144,345)	(52,000)
Proceeds from long-term obligations	402,244	7,888
Repayments of long-term obligations	(80,453)	(7,001)
Debt issuance costs	(4,009)	(1,718)
Dividends paid	(49,827)	(48,415)
Proceeds from stock option exercises	11,416	53,038
Purchase of treasury stock	(53,088)	0
Net Cash Provided (Used) by Financing Activities	81,385	(45,413)
Effect of Exchange Rate Changes on Cash	(1,365)	(6,555)
Net Increase (Decrease) in Cash and Equivalents	117,549	(13,475)
Cash and Equivalents at Beginning of Period	122,925	304,970
Cash and Equivalents at End of Period	$ 240,474	$ 291,495