Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 29, 2024	Mar. 31, 2023
Cash Flows From Operating Activities
Net Loss	$ (33,334)	$ (9,333)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation	998	528
Depreciation and amortization	4,410	4,165
Equity in (earnings) loss of unconsolidated joint ventures	(263)	541
Return on investment in unconsolidated joint ventures	284	5,762
Loss (gain) on sale of assets	26	(1,877)
Other	279	270
Changes in operating assets and liabilities:
Accounts receivable, net	4,478	(8,511)
Contract assets	(8,475)	(6,902)
Accounts payable	(8,901)	9,919
Contract liabilities	(5,579)	(9,703)
Accrued expenses	(492)	(21,070)
Accrued salaries, wages and benefits	3,376	5,264
Other assets and liabilities	8,205	4,797
Net cash used in operating activities	(34,988)	(26,150)
Cash Flows From Investing Activities
Purchases of property, plant and equipment	(4,620)	(2,470)
Proceeds from sale of assets	199	377
Unconsolidated joint venture equity contributions	(2,980)	(1,550)
Return of investments in unconsolidated joint ventures	0	1,535
Net cash used in investing activities	(7,401)	(2,108)
Cash Flows From Financing Activities
Net borrowings on revolving credit facility	1,835	22,808
Payments on finance lease obligation	(76)	(77)
Other	4,883	77
Net cash provided by financing activities	6,718	22,731
Net decrease in cash, cash equivalents and restricted cash	(35,671)	(5,527)
Cash, cash equivalents and restricted cash, beginning of period	63,910	82,085
Cash, cash equivalents and restricted cash, end of period	28,239	76,558
Reconciliation of cash, cash equivalents and restricted cash to the Condensed Consolidated Balance Sheets
Cash and cash equivalents	27,327	72,145
Restricted cash	912	4,413
Total cash, cash equivalents and restricted cash	$ 28,239	$ 76,558