Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Cash Flows from Operating Activities
Net (Loss) Income	$ (33,938)	$ 31,495	$ 15,928
Adjustments to Reconcile Net Income to Net Cash Provided by (Used in) Operating Activities:
Depreciation and amortization	33,657	33,438	32,571
Non-cash operating lease cost	8,328	8,513	8,215
Inventory write-down and property and equipment impairment due to restructuring	0	0	882
Stock-based compensation expense	24,520	17,836	15,045
Deferred income taxes	(11,619)	(7,454)	(9,832)
(Recovery of) provision for credit losses	(145)	624	1,417
Noncash loss on extinguishment of debt	581	0	0
Recognition of insurance recoveries	0	0	(3,886)
Gain on sale of property and other assets	(1,746)	0	0
Litigation settlement and related costs	4,085	0	0
Other	1,253	297	411
Changes in Assets and Liabilities:
Accounts receivable	(14,580)	(5,648)	1,998
Contract assets	(49,261)	(22,898)	13,604
Inventories	14,093	2,320	(15,979)
Production cost of contracts	(923)	618	(2,825)
Other assets	(324)	(1,507)	(4,330)
Accounts payable	(551)	3,239	(18,420)
Contract liabilities	6,249	(19,047)	6,424
Operating lease liabilities	(7,793)	(8,270)	(7,618)
Accrued and other liabilities	(5,291)	624	(2,538)
Net Cash (Used in) Provided by Operating Activities	(33,405)	34,180	31,067
Cash Flows from Investing Activities
Purchases of property and equipment	(15,238)	(14,129)	(19,522)
Proceeds from sale of property and other assets	1,984	0	0
Proceeds from sale of assets	130	223	404
Payments for acquisition of BLR Aerospace L.L.C., net of cash acquired	0	0	(114,378)
Net Cash Used in Investing Activities	(13,124)	(13,906)	(133,496)
Cash Flows from Financing Activities
Borrowings from senior secured revolving credit facility	145,000	20,000	176,500
Repayments of senior secured revolving credit facility	(48,800)	(35,000)	(152,700)
Borrowings from term loans	200,000	0	0
Repayments of term loans	(234,375)	(7,813)	(6,250)
Repayments of other debt	(368)	(329)	(336)
Debt issuance costs	(3,554)	0	0
Proceeds from issuance of common stock in public offering, net of issuance costs	0	0	85,107
Net cash paid upon issuance of common stock under stock plans	(3,224)	(2,856)	(3,275)
Net Cash Provided by (Used in) Financing Activities	54,679	(25,998)	99,046
Net Increase (Decrease) in Cash and Cash Equivalents	8,150	(5,724)	(3,383)
Cash and Cash Equivalents at Beginning of Year	37,139	42,863	46,246
Cash and Cash Equivalents at End of Year	$ 45,289	$ 37,139	$ 42,863