Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2020	Jul. 31, 2019
Operating activities
Net loss	$ (163)	$ (1,615)
Add back: (Gain) loss attributable to discontinued operations	(2)	10
Adjustments to reconcile net loss to net cash used in operating activities
Loss on extinguishment of debt		1,066
Changes in operating assets and liabilities
Prepaid expenses, deposits and other current assets	2	12
Accounts payable and accrued expenses	13	111
Net cash used in continuing operations	(150)	(416)
Net cash used in discontinued operations		(21)
Net cash used in operating activities	(150)	(437)
Financing activities
Proceeds from issuance of common stock		600
Proceeds from note payable - related party		100
Net cash provided by financing activities		700
Net (decrease) increase in cash from continuing operations	(150)	263
Cash, beginning of year	353	90
Cash, end of year	203	353
Supplemental disclosure of non-cash financing activity
Accounts payable and accrued expenses extinguished for issuance of common stock		1,508
Notes payable extinguished for issuance of common stock		2,225
Accrued redemption for Series D Preferred Stock		25
Accrued expense exchanged for inventory		$ 15