Revenue Receivables and Contract Assets and Liabilities - Summary of Information about Contract Assets and Contract Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2025	Dec. 29, 2023
Revenue from Contract with Customer [Abstract]
Costs and estimated earnings in excess of billings on uncompleted contracts	$ 46,603	$ 125,943
Costs and estimated earnings in excess of billings on uncompleted contracts, Change	(79,340)
Retainage receivable	23,517	48,316
Retainage receivable, Change	(24,799)
Total contract assets	70,120	174,259
Total contract assets, Change	(104,139)	9,334
Billings on uncompleted contracts in excess of costs and estimated earnings	(50,490)	(48,841)
Billings on uncompleted contracts in excess of costs and estimated earnings, Change	(1,649)
Forward loss reserve	(52,147)	(70,159)
Forward loss reserve, Change	18,012
Total contract liabilities	(102,637)	(119,000)
Total contract liabilities, Change	16,363
Net	(32,517)	$ 55,259
Net, Change	$ (87,776)