Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 191,897	$ 201,044
Accounts receivable, net	236,870	220,651
Inventories, net	1,637,321	1,429,429
Prepaid expenses and other	21,707	16,619
Total current assets	2,087,795	1,867,743
Property and equipment, net	1,441,046	1,368,594
Operating lease right-of-use assets, net	104,840	102,685
Goodwill, net	417,465	416,363
Other assets, net	75,175	65,681
Total assets	4,126,321	3,821,066
Current liabilities:
Floor plan notes payable	1,125,373	933,203
Current maturities of finance lease obligations	34,605	29,209
Current maturities of operating lease obligations	14,966	15,003
Trade accounts payable	186,809	171,717
Customer deposits	101,570	116,240
Accrued expenses	157,522	163,302
Total current liabilities	1,620,845	1,428,674
Long-term debt, net of current maturities	245,277	275,433
Finance lease obligations, net of current maturities	102,227	93,483
Operating lease obligations, net of current maturities	91,431	89,029
Other long-term liabilities	24,301	19,455
Deferred income taxes, net	$ 154,955	$ 151,970
Shareholders’ equity:
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, authorized (in shares)	1,000,000	1,000,000
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; 60,000,000 Class A shares and 20,000,000 Class B shares authorized; 42,149,927 Class A shares and 12,307,852 Class B shares outstanding in 2023; and 42,345,361 Class A shares and 12,083,085 Class B shares outstanding in 2022	578	572
Additional paid-in capital	522,375	500,642
Treasury stock, at cost: 2,041,809 Class A shares and 1,168,432 Class B shares in 2023; and 1,626,777 Class A shares and 1,112,446 Class B shares in 2022	(196,515)	(130,930)
Retained earnings	1,543,941	1,378,337
Accumulated other comprehensive loss	(2,209)	(4,130)
Total Rush Enterprises, Inc. shareholders’ equity	1,868,170	1,744,491
Noncontrolling interest	19,115	18,531
Total shareholders’ equity	1,887,285	1,763,022
Total liabilities and shareholders’ equity	$ 4,126,321	$ 3,821,066
Common Class A [Member]
Shareholders’ equity:
Treasury Stock, Common, Shares (in shares)	2,635,163	979,978