Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash, cash equivalents and restricted cash	$ 183,725	$ 201,044
Accounts receivable, net	259,353	220,651
Inventories, net	1,801,447	1,429,429
Prepaid expenses and other	15,779	16,619
Total current assets	2,260,304	1,867,743
Property and equipment, net	1,488,086	1,368,594
Operating lease right-of-use assets, net	120,162	102,685
Goodwill, net	420,708	416,363
Other assets, net	74,981	65,681
Total assets	4,364,241	3,821,066
Current liabilities:
Floor plan notes payable	1,139,744	933,203
Current maturities of finance lease obligations	36,119	29,209
Current maturities of operating lease obligations	17,438	15,003
Trade accounts payable	162,134	171,717
Customer deposits	145,326	116,240
Accrued expenses	172,549	163,302
Total current liabilities	1,673,310	1,428,674
Long-term debt	414,002	275,433
Finance lease obligations, net of current maturities	97,617	93,483
Operating lease obligations, net of current maturities	104,514	89,029
Other long-term liabilities	24,811	19,455
Deferred income taxes, net	159,571	151,970
Shareholders’ equity:
Preferred stock, par value $.01 per share; 1,000,000 shares authorized; 0 shares outstanding in 2023 and 2022	0	0
Common stock, par value $.01 per share; 105,000,000 Class A shares and 35,000,000 Class B shares authorized; 61,461,281 Class A shares and 16,364,158 Class B shares outstanding in 2023; and 63,518,042 Class A shares and 18,124,627 Class B shares outstanding in 2022	806	572
Additional paid-in capital	542,046	500,642
Treasury stock, at cost: 1,092,142 Class A shares and 1,731,157 Class B shares in 2023; and 1,626,777 Class A shares and 1,112,446 Class B shares in 2022	(119,835)	(130,930)
Retained earnings	1,450,025	1,378,337
Accumulated other comprehensive (loss)	(2,163)	(4,130)
Total Rush Enterprises, Inc. shareholders’ equity	1,870,879	1,744,491
Noncontrolling interest	19,537	18,531
Total shareholders’ equity	1,890,416	1,763,022
Total liabilities and shareholders’ equity	$ 4,364,241	$ 3,821,066
Common Class A [Member]
Shareholders’ equity:
Treasury Stock, Common, Shares (in shares)	1,092,142	1,626,777