Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 28, 2024	Sep. 30, 2023
Cash Flows from Operating Activities
Net Income	$ 24,721	$ 10,818
Adjustments to Reconcile Net Income to Net Cash Used in Operating Activities:
Depreciation and amortization	25,129	24,421
Non-cash operating lease cost	6,329	5,982
Inventory write down and property and equipment impairment due to restructuring	0	819
Stock-based compensation expense	12,753	13,769
Deferred income taxes	(7,972)	(5,088)
Provision for credit losses	675	723
Recognition of insurance recoveries	0	(3,886)
Other	190	180
Changes in Assets and Liabilities:
Accounts receivable	(3,713)	2,833
Contract assets	(43,748)	139
Inventories	13,428	(31,967)
Production cost of contracts	1,902	(861)
Other assets	4,129	(289)
Accounts payable	3,298	(12,381)
Contract liabilities	(16,617)	4,409
Operating lease liabilities	(6,300)	(5,740)
Accrued and other liabilities	1,552	690
Net Cash Provided by Operating Activities	15,756	4,571
Cash Flows from Investing Activities
Purchases of property and equipment	(10,280)	(16,032)
Proceeds from sale of assets	0	404
Payments for acquisition of BLR Aerospace L.L.C., net of cash acquired	0	(114,378)
Net Cash Used in Investing Activities	(10,280)	(130,006)
Cash Flows from Financing Activities
Borrowings from senior secured revolving credit facility	20,000	152,500
Repayments of senior secured revolving credit facility	(25,000)	(123,700)
Repayments of term loan	(3,125)	(4,688)
Repayments of other debt	(246)	(250)
Proceeds from issuance of common stock in public offering, net of issuance costs	0	85,107
Net cash paid upon issuance of common stock under stock plans	(2,702)	(2,585)
Net Cash (Used in) Provided by Financing Activities	(11,073)	106,384
Net Decrease in Cash and Cash Equivalents	(5,597)	(19,051)
Cash and Cash Equivalents at Beginning of Period	42,863	46,246
Cash and Cash Equivalents at End of Period	$ 37,266	$ 27,195