CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Cash Flows from Operating Activities:
Net Income	$ 78,663	$ 82,933
Adjustments to reconcile net income to net cash provided by operations:
Depreciation	54,903	53,026
Amortization	10,744	11,323
Stock-based compensation	19,193	18,276
Provision (release) for CECL	35	(568)
(Gain) loss on disposition of fixed assets	(271)	120
Net loss (gain) on remeasurement of equity securities	1,096	(592)
Deferred income taxes	(1,860)	(7,958)
Defined benefit plan expense	3,277	3,724
Equity in results of affiliates	(2,086)	221
Changes in balance sheet items, excluding effects from foreign currency adjustments:
Accounts and other receivables	(69,247)	(56,527)
Inventories	(6,043)	7,266
Prepaid and other current assets	(12,617)	(2,720)
Accounts payable, accrued and other liabilities	33,324	4,712
Income taxes payable	(7,195)	(2,954)
Retirement and deferred compensation plan liabilities	(11,751)	(13,058)
Other changes, net	(7,423)	(4,891)
Net Cash Provided by Operations	82,742	92,333
Cash Flows from Investing Activities:
Capital expenditures	(56,862)	(75,661)
Proceeds from sale of property, plant and equipment	79	175
(Purchases) and maturities of short-term investments, net	(88)	(1,066)
Acquisition of intangible assets, net	(2,475)	0
Notes receivable, net	2,714	(20)
Net Cash Used by Investing Activities	(56,632)	(76,572)
Cash Flows from Financing Activities:
Proceeds from notes payable and overdrafts	79	13,504
(Repayments) and proceeds of short-term revolving credit facility, net	(23,880)	68,838
Proceeds from long-term obligations	124	26
Repayments of long-term obligations	(4,552)	(101,320)
Dividends paid	(29,923)	(27,064)
Proceeds from stock option exercises	3,375	22,340
Purchase of treasury stock	(80,000)	(12,076)
Net Cash Used by Financing Activities	(134,777)	(35,752)
Effect of Exchange Rate Changes on Cash	10,662	(3,818)
Net Decrease in Cash and Equivalents and Restricted Cash	(98,005)	(23,809)
Cash and Equivalents and Restricted Cash at Beginning of Period	223,844	223,643
Cash and Equivalents and Restricted Cash at End of Period	$ 125,839	$ 199,834