STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2022	Nov. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 2,787	$ 3,058
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	394	384
Deferred income tax (benefit) expense	(102)	43
Loss on disposal of equipment		245
Change in right of use of asset	53	50
Changes in certain current assets and liabilities:
(Increase) decrease in accounts receivable	1,330	(2,334)
Increase in employee retention credits receivable	(920)
(Increase) decrease in contract assets	195	(91)
Decrease (increase) in inventories	(1,604)	452
Decrease (increase) in prepaid expenses and other assets	(223)	174
Decrease in prepaid income taxes		223
Increase (decrease) in deferred revenue	(66)	1,146
Increase (decrease) in accounts payable	403	(101)
Increase (decrease) in accrued compensation	(209)	314
Increase (decrease) in income taxes payable	(30)	156
Decrease in lease liabilities	(53)	(50)
Increase in all other accrued liabilities	249	162
Net cash provided by operating activities	2,204	3,831
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property, plant and equipment	(13,213)	(6,309)
Net cash used in investing activities	(13,213)	(6,309)
CASH FLOWS FROM FINANCING ACTIVITIES
Cash dividend	(258)	(258)
Proceeds from long term debt	11,390	3,548
Payment of debt issuance costs		(179)
Net cash provided by financing activities	11,132	3,111
Net increase in cash and cash equivalents	123	633
Cash and cash equivalents at beginning of period	15,252	14,619
Cash and cash equivalents at end of period	15,375	15,252
Supplemental Cash Flow Disclosure:
Cash paid for income taxes	845	472
Supplemental Non-Cash Flow Disclosure:
Accrued additions to property, plant and equipment	$ 44	$ 1,221