Consolidated Statement of Changes in Shareholders' Deficit (Unaudited) - USD ($)	Total	Common Stock	Additional Paid in Capital	Treasury Stock	Accumulated Deficit	Series C Convertible Redeemable Preferred Stock	Series D Convertible Redeemable Preferred Stock	Series A Preferred Stock	Series A Preferred Stock Preferred Stock	Series B Preferred Stock	Series B Preferred Stock Preferred Stock
Beginning balance (in shares) at May. 31, 2020						0	0
Beginning balance at May. 31, 2020	$ 0					$ 0	$ 0
Ending balance (in shares) at Feb. 28, 2021						0	0
Ending balance at Feb. 28, 2021	0					$ 0	$ 0
Beginning balance, preferred stock (in shares) at May. 31, 2020									27,195		17,087
Beginning balance at May. 31, 2020	(2,015,000)	$ 9,000	$ 13,874,000	$ (62,000)	$ (21,055,000)				$ 3,370,000		$ 1,849,000
Beginning balance, common stock (in shares) at May. 31, 2020		1,511,061
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	(223,000)				(223,000)
Ending balance, preferred stock (in shares) at Feb. 28, 2021									27,195		17,087
Ending balance at Feb. 28, 2021	(2,238,000)	$ 9,000	13,874,000	(62,000)	(21,278,000)				$ 3,370,000		$ 1,849,000
Ending balance, common stock (in shares) at Feb. 28, 2021		1,511,061
Beginning balance (in shares) at Nov. 30, 2020						0	0
Beginning balance at Nov. 30, 2020	0					$ 0	$ 0
Ending balance (in shares) at Feb. 28, 2021						0	0
Ending balance at Feb. 28, 2021	0					$ 0	$ 0
Beginning balance, preferred stock (in shares) at Nov. 30, 2020									27,195		17,087
Beginning balance at Nov. 30, 2020	(2,161,000)	$ 9,000	13,874,000	(62,000)	(21,201,000)				$ 3,370,000		$ 1,849,000
Beginning balance, common stock (in shares) at Nov. 30, 2020		1,511,061
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	(77,000)				(77,000)
Ending balance, preferred stock (in shares) at Feb. 28, 2021									27,195		17,087
Ending balance at Feb. 28, 2021	(2,238,000)	$ 9,000	13,874,000	(62,000)	(21,278,000)				$ 3,370,000		$ 1,849,000
Ending balance, common stock (in shares) at Feb. 28, 2021		1,511,061
Beginning balance (in shares) at May. 31, 2021						660,000	0
Beginning balance at May. 31, 2021	15,135,000					$ 15,135,000	$ 0
Increase (Decrease) in Temporary Equity [Roll Forward]
Issuance of Preferred Stock (in shares)							1,380,000
Issuance of Preferred Stock	34,500,000						$ 34,500,000
Issuance Costs of Preferred Stock	(2,926,000)						$ (2,926,000)
Preferred Stock Dividends Accrued (in shares)						16,086	33,624
Preferred Stock Dividends Accrued	1,242,000					$ 402,150	$ 840,300
Ending balance (in shares) at Feb. 28, 2022						676,086	1,413,624
Ending balance at Feb. 28, 2022	47,951,000					$ 15,537,000	$ 32,414,000
Beginning balance, preferred stock (in shares) at May. 31, 2021								27,195	27,195	17,087	17,087
Beginning balance at May. 31, 2021	$ (2,583,000)	$ 9,000	13,874,000	(62,000)	(21,623,000)				$ 3,370,000		$ 1,849,000
Beginning balance, common stock (in shares) at May. 31, 2021	1,511,061	1,511,061
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Extinguishment of Debt (in shares)		5,083,828
Extinguishment of Debt	$ 3,477,000	$ 31,000	3,446,000
Issuance of Dividends to Preferred Stock	115,000				(8,946,000)				$ 6,082,000		$ 2,979,000
Issuance of Dividends to Preferred Stock (in shares)									60,822		29,772
Conversion of Preferred Stock (in shares)		(28,765,308)							(88,017)		(46,859)
Conversion of Preferred Stock		$ 172,000	14,108,000						$ (9,452,000)		$ (4,828,000)
Service Agreement (in shares)		18,036,723
Service Agreement	12,337,000	$ 108,000	12,229,000
Preferred Stock Dividends Accrued	(1,242,000)				(1,242,000)
Net Income (Loss)	(20,713,000)				(20,713,000)
Ending balance, preferred stock (in shares) at Feb. 28, 2022								0	0	0	0
Ending balance at Feb. 28, 2022	$ (8,609,000)	$ 320,000	43,657,000	(62,000)	(52,524,000)				$ 0		$ 0
Ending balance, common stock (in shares) at Feb. 28, 2022	1,511,061	53,396,920
Beginning balance (in shares) at Nov. 30, 2021						660,000	1,380,000
Beginning balance at Nov. 30, 2021	$ 46,709,000					$ 15,135,000	$ 31,574,000
Increase (Decrease) in Temporary Equity [Roll Forward]
Preferred Stock Dividends Accrued (in shares)						16,086	33,624
Preferred Stock Dividends Accrued	1,242,000					$ 402,150	$ 840,300
Ending balance (in shares) at Feb. 28, 2022						676,086	1,413,624
Ending balance at Feb. 28, 2022	47,951,000					$ 15,537,000	$ 32,414,000
Beginning balance, preferred stock (in shares) at Nov. 30, 2021									0		0
Beginning balance at Nov. 30, 2021	(922,000)	$ 320,000	43,657,000	(62,000)	(44,837,000)				$ 0		$ 0
Beginning balance, common stock (in shares) at Nov. 30, 2021		53,396,920
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Preferred Stock Dividends Accrued	(1,242,000)				(1,242,000)
Net Income (Loss)	(6,445,000)				(6,445,000)
Ending balance, preferred stock (in shares) at Feb. 28, 2022								0	0	0	0
Ending balance at Feb. 28, 2022	$ (8,609,000)	$ 320,000	$ 43,657,000	$ (62,000)	$ (52,524,000)				$ 0		$ 0
Ending balance, common stock (in shares) at Feb. 28, 2022	1,511,061	53,396,920