Segment Information (Reconciliation to Equipment Rentals Gross Profit) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Equipment rentals gross profit (see calculation below)	$ 1,356,000	$ 1,346,000
Selling, general and administrative expenses	(437,000)	(389,000)
Restructuring charge	(1,000)	(1,000)
Non-rental depreciation and amortization	(114,000)	(104,000)
Interest expense, net	(184,000)	(160,000)
Other income, net	68,000	3,000
Income before provision for income taxes	688,000	695,000
H&E Equipment Services, Inc.
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Termination merger agreement	64,000
Gross profit from other lines of business
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Equipment rentals gross profit (see calculation below)	$ 226,000	$ 243,000