Business Segments (Tables)

12 Months Ended

Apr. 30, 2024

Segment Reporting [Abstract]

Schedule of Financial Information Relating to Industry Segments

The following is financial information relating to industry segments:

Schedule of Financial Information Relating to Industry Segments

	Quarter ended		Year ended		Year ended
	April 30,		April 30,		April 30,
	2024		2024		2023
	(Unaudited)
Net revenue:
Security alarm products	$	5,002,000	$	19,630,000	$	17,428,000
Cable & wiring tools		368,000		1,484,000		1,870,000
Other products		222,000		653,000		681,000
Total net revenue	$	5,592,000	$	21,767,000	$	19,979,000
Income from operations:
Security alarm products		1,457,000		5,672,000		4,414,000
Cable & wiring tools		110,000		429,000		474,000
Other products		48,000		188,000		172,000
Total income from operations	$	1,615,000	$	6,289,000	$	5,060,000
Depreciation and amortization:
Security alarm products		56,000		202,000		194,000
Cable & wiring tools		30,000		121,000		122,000
Other products		24,000		92,000		81,000
Corporate general		13,000		72,000		48,000
Total depreciation and amortization	$	123,000	$	487,000	$	445,000
Capital expenditures:
Security alarm products		97,000		321,000		237,000
Cable & wiring tools		—		—		—
Other products		—		20,000		268,000
Corporate general		18,000		37,000		43,000
Total capital expenditures	$	115,000	$	378,000	$	548,000

		April 30, 2024		April 30, 2023
Identifiable assets:
Security alarm products		15,263,000		14,251,000
Cable & wiring tools		2,082,000		2,548,000
Other products		859,000		981,000
Corporate general		42,576,000		38,171,000
Total assets	$	60,780,000	$	55,951,000