Condensed Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Aug. 31, 2025	Aug. 31, 2024
Statement of Cash Flows [Abstract]
Net loss	$ (7,605)	$ (21,648)
Adjustments to reconcile net loss to cash used in operating activities
Depreciation and amortization	99	65
Amortization of debt discount		5
Inventory write-down		20
Loss on debt extinguishment – related party		19,324
Change in fair value of derivative liability	4,751	(1,395)
Fair value of stock options		1,601
Changes in operating assets and liabilities:
Accounts receivable		(16)
Inventory	33	(33)
Prepaid and other current assets	105	92
Operating lease right-of-use asset	127	111
Accounts payable and accrued expenses	65	(226)
Accrued interest	1,042	617
Customer advances	10
Operating lease liability	(137)	(136)
Cash used in operating activities	(1,510)	(1,619)
Cash used in investing activities:
Purchase of property and equipment	(5)	(67)
Cash used in investing activities	(5)	(67)
Cash flows from financing activities:
Proceeds from issuance of common stock	1,697	1,764
Principal payments of convertible notes payable	(20)
Principal payments of notes payable	(161)	(187)
Cash provided by financing activities	1,516	1,577
Net increase (decrease) in cash and cash equivalents	1	(109)
Cash and cash equivalents-beginning of period	23	124
Cash and cash equivalents-end of period	24	15
Cash paid for:
Interest	129
Income taxes
Supplemental schedule of non-cash transactions:
Fair value of modified warrants - related party		33
Notes payable issued for the purchase of property and equipment		321
Fair value of convertible note payable		9,261
Extinguishment of note payable – related party		12,164
Conversion feature of convertible note payable – related party accounted as derivative liability		$ 22,194