Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jan. 31, 2020	Jan. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (2,022)	$ (3,471)
Adjustments to reconcile net loss to cash used in by operating activities:
Depreciation and amortization	316	338
Stock compensation and warrant expense	834	386
Bad debt recovery	1	(3)
Loss on AP settled with stock		2
Interest expense from stock issued for debt extension		24
Amortization of ROU - operating	124
Amortization of debt discount	713	700
Loss (Gain) on derivative liabilities	(318)	1,497
Changes in operating assets and liabilities:
Accounts receivable	24	31
Prepaid expenses and other current assets	7	36
Right of use operating lease liability	(124)
Accounts payable	63	114
Accrued expenses	301	239
Deferred income	69	101
Net cash used in operating activities	(12)	(6)
CASH FLOWS FROM INVESTING ACTIVITIES:
Cash paid in acquisition of equipment	(34)	(37)
Net cash used in investing activities	(34)	(37)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from sale of stock and warrants		115
Borrowings from convertible debt, net of original issuance cost and discounts	150	419
Borrowings from related party note, net		25
Borrowings from 3rd party promissory notes, net		100
Principal payments on convertible notes, net	(36)	(301)
Principal payments on related party notes, net	(67)	(62)
Principal payments on 3rd party promissory notes, net		(50)
Principal payment on equipment financing	(31)	(14)
Net cash provided by financing activities	16	232
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(30)	189
CASH AND CASH EQUIVALENTS, beginning of period	406	388
CASH AND CASH EQUIVALENTS, end of period	376	577
SUPPLEMENTAL DISCLOSURES:
Cash paid for interest	210	265
Income tax paid
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING ACTIVITIES
Debt discount from warrants issued with debt		38
Debt discount from common stock issued with debt		36
Debt discount from derivative liabilities	540	419
Debt from assignment of accrued interest	99
Capitalization of ROU assets and liabilities - operating	372
Common Stock issued for debt conversion	310
Common Stock issued for interest payment	15
Common Stock issued for debt extension	43
Common Stock issued to settle accounts payable		85
Dividends	12
Derivative liability resolved to APIC due to debt conversion	$ 385	$ 142