Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2023	Apr. 02, 2022
Cash Flows from Operating Activities
Net Income	$ 5,231	$ 8,099
Adjustments to Reconcile Net Income to Net Cash Used in Operating Activities:
Depreciation and amortization	7,989	7,768
Non-cash operating lease cost	1,967	1,842
Inventory write down and property and equipment impairment due to restructuring	428	0
Stock-based compensation expense	3,081	1,590
Deferred income taxes	(1,055)	93
Provision for (recovery of) credit losses	316	(307)
Recognition of insurance recoveries	(3,886)	0
Other	221	139
Changes in Assets and Liabilities:
Accounts receivable	7,868	(10,236)
Contract assets	(3,026)	(10,766)
Inventories	(22,788)	(8,857)
Production cost of contracts	(299)	(371)
Other assets	352	504
Accounts payable	9,117	8,540
Contract liabilities	(7,386)	(4,236)
Operating lease liabilities	(1,866)	(1,615)
Accrued and other liabilities	(15,192)	(11,038)
Net Cash Used in Operating Activities	(18,928)	(18,851)
Cash Flows from Investing Activities
Purchases of property and equipment	(5,362)	(4,825)
Proceeds from sale of assets	0	51
Net Cash Used in Investing Activities	(5,362)	(4,774)
Cash Flows from Financing Activities
Borrowings from senior secured revolving credit facility	7,500	0
Repayments of senior secured revolving credit facility	(7,500)	0
Repayments of term loans	(1,562)	(31,750)
Repayments of other debt	(86)	(83)
Net cash paid upon issuance of common stock under stock plans	(3,193)	(1,598)
Net Cash Used in Financing Activities	(4,841)	(33,431)
Net Decrease in Cash and Cash Equivalents	(29,131)	(57,056)
Cash and Cash Equivalents at Beginning of Period	46,246	76,316
Cash and Cash Equivalents at End of Period	$ 17,115	$ 19,260