Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Cash Flows from Operating Activities
Net Income	$ 96,566	$ 112,635
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and long-lived asset impairments	34,387	31,529
Amortization of lease right-of-use asset	17,569	18,594
Net pension benefit	(44,782)	(24,501)
Gain on marketable equity securities and cost method investments, net	(46,912)	(81,937)
Gain on disposition of businesses, property, plant and equipment and investments, net	(1,593)	(240)
Provision for doubtful trade receivables	1,503	1,126
Stock-based compensation expense, net	1,677	1,485
Foreign exchange loss (gain)	1,047	(3)
Equity in earnings of affiliates, net of distributions	2,020	(11,241)
Provision for deferred income taxes	16,182	29,311
Change in operating assets and liabilities:
Accounts receivable, net	89,228	25,196
Inventories	(15,298)	(11,493)
Accounts payable and accrued liabilities	(78,819)	(29,965)
Deferred revenue	(9,037)	(6,655)
Income taxes receivable/payable	18,392	10,860
Lease liabilities	(20,247)	(21,119)
Other assets and other liabilities, net	(18,549)	(20,881)
Other	1,558	1,298
Net Cash Provided by Operating Activities	44,892	23,999
Cash Flows from Investing Activities
Proceeds from sales of marketable equity securities	55,731	0
Investments in equity affiliates, cost method and other investments	(23,698)	(2,415)
Purchases of property, plant and equipment	(14,207)	(13,113)
Net proceeds from disposition of businesses, property, plant and equipment, and investments	1,334	270
Purchases of marketable equity securities	0	(48,036)
Other	363	4
Net Cash Provided by (Used in) Investing Activities	19,523	(63,290)
Cash Flows from Financing Activities
Net payments under revolving credit facilities	(37,000)	(2,223)
Common shares repurchased	(9,527)	0
Dividends paid	(7,749)	(7,553)
Net (repayments of) proceeds from vehicle floor plan payable	(3,889)	2,462
(Repayments of) proceeds from bank overdrafts	(2,868)	3,212
Deferred payments of acquisition	(3,294)	(1,340)
Proceeds from exercise of stock options	1,437	0
Repayments of borrowings	(977)	(1,034)
Purchase of noncontrolling interest	0	(3,508)
Other	(495)	(145)
Net Cash Used in Financing Activities	(64,362)	(10,129)
Effect Of Currency Exchange Rate Change	(208)	(1,015)
Net Decrease in Cash and Cash Equivalents and Restricted Cash	(155)	(50,435)
Beginning Cash and Cash Equivalents and Restricted Cash	158,843	423,054
Ending Cash and Cash Equivalents and Restricted Cash	$ 158,688	$ 372,619