Acquisitions and Dispositions of Businesses (Acquired assets and liabilities assumed) (Details 1) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Goodwill	$ 1,560,953	$ 1,649,582	$ 1,484,750
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Accounts receivable	3,172	17,878	745
Inventory	21,278	25,383	3,496
Property, plant and equipment	36,255	13,126	3,346
Lease right-of-use assets	4,773	25,890	6,580
Goodwill	56,163	204,151	73,951
Indefinite-lived intangible assets	41,800	22,200	0
Amortized intangible assets	1,200	99,800	14,589
Other assets	481	4,911	975
Deferred income tax asset	241	44,975	15,958
Floor plan payables	(10,908)	(16,636)	0
Other liabilities	(3,798)	(52,567)	(14,917)
Current and noncurrent lease liabilities	(5,865)	(25,593)	(6,593)
Redeemable noncontrolling interest	(2,164)	(6,616)	(6,005)
Noncontrolling interest	(512)	0	0
Aggregate purchase price, net of cash acquired	$ 142,116	$ 356,902	$ 92,125