Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Cash flows from operating activities:
Net income (loss)	$ 341,891	$ (388,545)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Deferred income taxes	177,278	(128,348)
Depreciation and amortization	45,823	56,304
Non-cash lease expense	202,088	194,370
Recovery of inventory obsolescence	(75,271)	(52,955)
Non-cash stock-based compensation	9,099	23,182
Changes in assets and liabilities:
(Increase) decrease in accounts receivable	(209,667)	148,159
Increase in inventories	(1,750,308)	(712,613)
Decrease (increase) in prepaid expenses and other assets	603,464	(573,585)
Increase (decrease) in accounts payable	954,353	(83,907)
(Decrease) increase in accrued legal damages	(6,360,698)	263,425
(Decrease) increase in other long term liabilities	(7,915)	53,416
Decrease in deferred revenues	(104,476)	(111,906)
Increase (decrease) in accrued payroll, vacation pay & withholdings	8,679	(170,504)
Decrease in operating lease liabilities	(202,088)	(194,370)
Decrease in accrued expenses - other	(37,869)	(16,249)
Net cash used in operating activities	(6,405,617)	(1,694,126)
Cash flows from investing activities:
Acquisition of equipment	(33,851)	(26,133)
Net cash used in investing activities	(33,851)	(26,133)
Cash flows from financing activities:
Proceeds from issuance of Preferred Stock	721,000	0
Payment of dividends	0	(80,000)
Draw from line of credit	0	690,000
Net cash provided by financing activities	721,000	610,000
Net decrease in cash and restricted cash	(5,718,468)	(1,110,259)
	5,850,481	6,960,740
Supplemental cash flow information:
Interest paid	1,728,593	157
	132,013	5,850,481
Beginning of year
Cash	3,839,398	4,949,690
Restricted cash	2,011,083	2,011,050
End of year
Cash	132,013	3,839,398
Restricted cash	$ 0	$ 2,011,083