Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash Flows from Operating Activities
Net (Loss) Income	$ (33,891,000)	$ 81,702,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and goodwill and intangible asset impairment	47,270,000	26,583,000
Amortization of lease right-of-use asset	23,749,000	20,353,000
Net pension benefit	(13,784,000)	(13,653,000)
Loss (gain) on marketable equity securities and cost method investments, net	102,970,000	(25,357,000)
Loss (gain) on disposition of businesses, property, plant and equipment and investments, net	184,000	(29,204,000)
Provision for doubtful trade receivables	2,429,000	171,000
Stock-based compensation expense, net	1,568,000	1,611,000
Foreign exchange gain	(4,290,000)	(514,000)
Write-down of cost method investments	2,577,000	0
Equity in earnings of affiliates, net of distributions	1,547,000	1,021,000
(Benefit from) provision for deferred income taxes	(21,550,000)	5,892,000
Change in operating assets and liabilities:
Accounts receivable, net	100,732,000	30,385,000
Inventories	(8,512,000)	(8,807,000)
Accounts payable and accrued liabilities	(97,476,000)	(84,663,000)
Deferred revenue	(12,790,000)	(16,459,000)
Income taxes receivable	(27,774,000)	17,964,000
Other assets and other liabilities, net	(47,483,000)	(45,327,000)
Other	(496,000)	380,000
Net Cash Provided by (Used in) Operating Activities	12,403,000	(37,922,000)
Cash Flows from Investing Activities
Investments in certain businesses, net of cash acquired	(6,011,000)	(83,721,000)
Purchases of property, plant and equipment	(25,235,000)	(28,252,000)
Net proceeds from disposition of businesses, property, plant and equipment and investments	218,000	34,718,000
Investments in equity affiliates, cost method and other investments	(7,427,000)	(3,401,000)
Proceeds from sales of marketable equity securities	48,016,000	17,162,000
Purchases of marketable equity securities	0	(7,499,000)
Loan to related party	0	(3,500,000)
Return of investment in equity affiliates	0	615,000
Net Cash Provided by (Used in) Investing Activities	9,561,000	(73,878,000)
Cash Flows from Financing Activities
Common shares repurchased	(33,610,000)	0
Issuance of borrowings	1,023,000	30,000,000
Net proceeds from vehicle floor plan payable	2,478,000	9,529,000
Dividends paid	(7,703,000)	(7,391,000)
Issuance of noncontrolling interest	0	6,000,000
Proceeds from exercise of stock options	5,335,000	0
Deferred payments of acquisition	(2,423,000)	0
Other	8,215,000	(1,104,000)
Net Cash (Used in) Provided by Financing Activities	(26,685,000)	37,034,000
Effect Of Currency Exchange Rate Change	(7,684,000)	1,776,000
Net Decrease in Cash and Cash Equivalents and Restricted Cash	(12,405,000)	(72,990,000)
Beginning Cash and Cash Equivalents and Restricted Cash	214,044,000	264,115,000
Ending Cash and Cash Equivalents and Restricted Cash	$ 201,639,000	$ 191,125,000