Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 26, 2022	Mar. 27, 2021
Cash Flows From Operating Activities:
Net Income (loss)	$ (3,620)	$ 46
Adjustments To Reconcile Net Income (loss) To Net Cash Provided By (used In) Operating Activities:
Depreciation And Amortization	201	82
Share-based Compensation Expense	56	45
Changes In Current Assets And Liabilities:
Trade Accounts Receivable	1,004	(1,322)
Contract Assets	1,016	2,768
Other Current Assets	1,415	(1,307)
Accounts Payable	(427)	13
Accrued Compensation And Benefits	(483)	(876)
Contract Liabilities	(423)	976
Income Taxes Payable	77	19
Other Current Liabilities, Net	(211)	(167)
Net Cash Provided By (used In) Operating Activities	(1,395)	277
Cash Flows From Investing Activities:
Property And Equipment Acquired	(23)	(57)
Net Cash Used In Investing Activities	(23)	(57)
Cash Flows From Financing Activities:
At-the-market Offering Costs	(52)	0
Payments On Finance Leases	(134)	(36)
Interest On Ppp Loan	0	12
Proceeds From Revolving Credit Facility, Net	100	25
Net Cash Provided By (used In) Financing Activities	(86)	1
Net Change In Cash	(1,504)	221
Cash At Beginning Of Period	19,202	13,706
Cash At End Of Period	17,698	13,927
Supplemental Disclosure Of Cash Flow Information:
Cash Paid During The Period For Interest	51	58
Right Of Use Assets Obtained In Exchange For New Operating Lease Liability	354	256
Cash Paid During The Period For Income Taxes (net Of Refunds)	$ 0	$ 1