Acquisitions and Dispositions of Businesses (Assets Acquired and Liabilities Assumed) (Details 1) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Business Acquisition [Line Items]
Goodwill	$ 1,631,440	$ 1,649,582
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Accounts receivable	2,026	17,878
Inventory	21,278	25,383
Property, plant and equipment	36,254	13,126
Lease right-of-use assets	5,397	25,890
Goodwill	56,902	204,151
Indefinite-lived intangible assets	41,800	22,200
Amortized intangible assets	1,200	99,800
Other assets	474	4,911
Deferred income tax asset	241	44,975
Floor plan payables	(10,908)	(16,636)
Other liabilities	(3,798)	(52,567)
Current and noncurrent lease liabilities	(6,482)	(25,593)
Redeemable noncontrolling interest	(2,164)	(6,616)
Noncontrolling interest	(512)	0
Aggregate purchase price, net of cash acquired	$ 141,708	$ 356,902