Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Net income	$ 71,489	$ 90,790
Other comprehensive income (loss), net of tax:
Foreign currency translation	(1,891)	232
Comprehensive income	69,598	91,022
Less: Comprehensive income (loss) attributable to noncontrolling interest	(119)	335
Comprehensive income attributable to Rush Enterprises, Inc.	69,717	90,687
Product and Service, Other [Member]
Other comprehensive income (loss), net of tax:
Other comprehensive income (loss) attributable to Rush Enterprises, Inc.	$ (1,891)	$ 232