Leases (Components of our right-of-use assets) (Details) - USD ($)	Dec. 31, 2025	Mar. 31, 2025
Finance Lease [Abstract]
Buildings and Improvements	$ 72,557	$ 71,330,000
Furniture and equipment	61	61,000
Rental trailers and other rental equipment	9,192	58,071,000
Rental trucks	80,722	309,475,000
Right-of-use assets, gross	162,532	438,937,000
Less: Accumulated depreciation	(91,282)	(254,214,000)
Right of use assets, net	71,250	184,723,000
Finance Lease [Member]
Finance Lease [Abstract]
Furniture and equipment	61	61,000
Rental trailers and other rental equipment	9,192	58,071,000
Rental trucks	80,722	309,475,000
Right-of-use assets, gross	89,975	367,607,000
Less: Accumulated depreciation	(59,414)	(228,909,000)
Right of use assets, net	30,561	138,698,000
Operating Lease [Member]
Finance Lease [Abstract]
Buildings and Improvements	72,557	71,330,000
Right-of-use assets, gross	72,557	71,330,000
Less: Accumulated depreciation	(31,868)	(25,305,000)
Right of use assets, net	$ 40,689	$ 46,025,000