Accounts Receivable, Accounts Payable, Vehicle Floor Plan Payable and Accrued Liabilities (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025
Accounts Receivable, Accounts Payable, Vehicle Floor Plan Payable and Accrued Liabilities [Line Items]
Credit loss expense	$ 1,540	$ 1,140
Cash overdrafts	$ 700		$ 600
Weighted average interest rate	5.70%	6.00%
Automotive [Member]
Accounts Receivable, Accounts Payable, Vehicle Floor Plan Payable and Accrued Liabilities [Line Items]
Floor plan interest expense	$ 1,700	$ 2,200
Floor plan assistance	1,900	$ 2,000
Automotive [Member] | Vehicle Floor Plan Facility - New Vehicles [Member]
Accounts Receivable, Accounts Payable, Vehicle Floor Plan Payable and Accrued Liabilities [Line Items]
Obligations outstanding related to floor plan facilities associated with new vehicles	$ 99,200		$ 105,900
Vehicle Floor Plan Facility [Member] | Automotive [Member]
Accounts Receivable, Accounts Payable, Vehicle Floor Plan Payable and Accrued Liabilities [Line Items]
Weighted average interest rate	5.70%	6.30%