Goodwill and Intangible Assets (Details) - USD ($)	Mar. 31, 2026	Mar. 31, 2025
Goodwill and Intangible Assets [Abstract]
Goodwill	$ 3,205,000	$ 3,205,000
Fully amortized intangible assets, retired	520,000	6,085,000
Hard Parts Segment [Member]
Goodwill and Intangible Assets [Abstract]
Goodwill	2,551,000	2,551,000
All Other [Member]
Goodwill and Intangible Assets [Abstract]
Goodwill	$ 654,000	$ 654,000

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details