Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 25, 2021	Sep. 26, 2020
Cash Flows from Operating Activities:
Net income (loss)	$ (1,809,000)	$ 59,000
Adjustments to reconcile net income (loss) to net cash (used in) operating activities:
Depreciation and amortization	355,000	313,000
Share-based compensation expense	166,000	177,000
Forgiveness of PPP Loan	(4,974,000)	0
Changes in current assets and liabilities:
Trade accounts receivable	2,479,000	(1,268,000)
Contract assets	435,000	807,000
Other current assets	(2,415,000)	620,000
Accounts payable	(699,000)	(177,000)
Accrued compensation and benefits	(1,085,000)	883,000
Contract liabilities	(594,000)	(2,706,000)
Income taxes payable	(32,000)	(76,000)
Other current liabilities, net	(458,000)	(361,000)
Net cash used in operating activities	(8,631,000)	(1,729,000)
Cash Flows from Investing Activities:
Property and equipment acquired	(187,000)	(228,000)
Net cash used in investing activities	(187,000)	(228,000)
Cash Flows from Financing Activities:
Issuance of common stock, net	19,993,000	0
Payments on finance leases	(94,000)	(64,000)
Proceeds from PPP loan	0	4,937,000
Interest on PPP loan	25,000	0
Proceeds (payments) from revolving credit facility	(113,000)	1,476,000
Net cash provided by financing activities	19,811,000	6,349,000
Net change in cash	10,993,000	4,392,000
Cash at beginning of period	13,706,000	8,307,000
Cash at end of period	24,699,000	12,699,000
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	155,000	103,000
Right of use assets obtained in exchange for new operating lease liability	2,613,000	963,000
Cash paid during the period for income taxes (net of refunds)	151,000	16,000
Debt issuance costs	0	140,000
Leased assets obtained in exchange for new finance lease liabilities	0	219,000
Non-cash transaction: PPP loan forgiveness	$ 4,974,000	$ 0