Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (1,795)	$ (2,009)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,765	1,543
Forgiveness of PPP loans and accrued interest	0	(3,010)
Deferred income taxes	(38)	69
Provision for loss on receivables	770	967
Gain on disposal of property, plant and equipment	(30)	(10)
Change in assets and liabilities:
Receivables - Net	(397)	(1,402)
Inventory	(6)	143
Employee retention credits receivable	1,761	1,825
Prepaid expenses and other assets	281	565
Accounts payable and accrued expenses	69	599
Deferred CARES act funds	(499)	82
Accrued sales taxes payable	(2,421)	634
Net cash provided by (used in) operating activities	(540)	(4)
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from sale of property, plant & equipment	224	11
Expenditures for property, plant and equipment	(2,000)	(3,190)
Net cash used in investing activities	(1,776)	(3,179)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from share option exercises	48	51
Payment of long-term debt	(40)	(36)
Net cash provided by financing activities	8	15
NET DECREASE IN CASH AND CASH EQUIVALENTS	(2,308)	(3,168)
CASH AND CASH EQUIVALENTS:
Beginning of year	6,794	9,962
End of year	4,486	6,794
Non-cash investing and financing activities
Right-of-use assets obtained for operating lease liabilities	222	370
Cash paid for (received from):
Income taxes		141
Interest	$ (120)	$ 5