CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash Flows from Operating Activities:
Net Income	$ 221,931	$ 180,161
Adjustments to reconcile net income to net cash provided by operations:
Depreciation	150,718	142,046
Amortization	33,494	32,772
Stock-based compensation	36,084	31,941
Provision for CECL	3,449	3,344
(Gain) loss on disposition of fixed assets	(3,753)	315
Net (gain) loss on remeasurement of equity securities	(1,839)	1,084
Deferred income taxes	(16,978)	(9,506)
Defined benefit plan expense	10,659	18,367
Equity in results of affiliates	(1,514)	184
Change in fair value of contingent consideration	0	(2,265)
Changes in balance sheet items, excluding effects from foreign currency adjustments:
Accounts and other receivables	(43,061)	(76,921)
Inventories	(5,188)	(62,139)
Prepaid and other current assets	(19,236)	(9,903)
Accounts payable, accrued and other liabilities	3,860	62,053
Income taxes payable	(8,732)	15,470
Retirement and deferred compensation plan liabilities	1,323	(15,432)
Other changes, net	(5,615)	(5,222)
Net Cash Provided by Operations	355,602	306,349
Cash Flows from Investing Activities:
Capital expenditures	(231,199)	(226,131)
Proceeds from government grants	0	17,058
Proceeds from sale of property, plant and equipment	6,037	778
Maturity of short-term investment	0	740
Acquisition of businesses, net of cash acquired and release of escrow	(16,570)	(4,100)
Acquisition of intangible assets, net	(3,648)	(5,189)
Proceeds from sale of investment in equity securities	5,604	1,599
Notes receivable, net	439	(7,155)
Net Cash Used by Investing Activities	(239,337)	(222,400)
Cash Flows from Financing Activities:
Proceeds from notes payable and overdrafts	24,392	35,058
Repayments of notes payable and overdrafts	(27,863)	(33,417)
Proceeds and (repayments) of short term revolving credit facility, net	123,514	(93,468)
Proceeds from long-term obligations	257	406,550
Repayments of long-term obligations	(117,289)	(262,245)
Debt issuance costs	0	(4,009)
Payment of contingent consideration obligation	(22,750)	0
Dividends paid	(76,711)	(74,656)
Proceeds from stock option exercises	39,742	18,411
Purchase of treasury stock	(37,302)	(72,329)
Net Cash Used by Financing Activities	(94,010)	(80,105)
Effect of Exchange Rate Changes on Cash	(12,914)	(957)
Net Increase in Cash and Equivalents and Restricted Cash	9,341	2,887
Cash and Equivalents and Restricted Cash at Beginning of Period	142,732	122,925
Cash and Equivalents and Restricted Cash at End of Period	152,073	125,812
Cash and equivalents	151,573	124,812
Restricted cash included in prepaid and other	500	1,000
Total Cash and Equivalents and Restricted Cash shown in the Statement of Cash Flows	$ 152,073	$ 125,812