DEBT - Additional Information (Details)			9 Months Ended
	Mar. 09, 2023 USD ($)	Feb. 28, 2019 USD ($) $ / shares	Apr. 30, 2023 USD ($)	Mar. 08, 2023	Jul. 31, 2022 USD ($)	Mar. 16, 2022 USD ($)
Debt Instrument [Line Items]
Long-term debt			$ 11,543,000		$ 10,968,000
Debt instrument, interest rate, effective percentage	23.00%			27.80%
Umpqua Revolver
Debt Instrument [Line Items]
Line of credit facility, maximum credit commitment			12,500,000			$ 12,500,000
Line of credit facility, sublimit borrowing capacity			5,000,000			5,000,000
Revolving credit facility			600,000
MidCap Credit Facility
Debt Instrument [Line Items]
Line of credit facility, termination amount						$ 12,500,000
Credit facility, readily available borrowing capacity			11,900,000
SPHG Holdings
Debt Instrument [Line Items]
Conversion to common stock		$ 1,000
Conversion ratio (shares)		0.4212655
Initial conversion price (in usd per share) | $ / shares		$ 2.37
Convertible Notes Payable | SPHG Holdings
Debt Instrument [Line Items]
Debt instrument, stated interest rate		7.50%
Principal amount of note		$ 14,900,000	$ 13,940,000		14,940,000
Repaid principal amount	$ 1,000,000
Additional amount required for repayment of principal	1,000,000
Long-term debt, cash amendment fee amount	100,000
Long-term debt, derecognized debt discount amount	$ 200,000
Debt instrument amortization period			16 months
Long-term debt			$ 11,586,000		$ 11,047,000