CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Jun. 29, 2025	Dec. 29, 2024
Current assets:
Cash and cash equivalents	$ 783.6	$ 329.3
Accounts receivable, net	142.2	117.5
Unbilled receivables, net	256.6	206.3
Inventoried costs, net	177.8	162.1
Prepaid expenses	14.5	18.0
Other current assets	54.2	38.9
Total current assets	1,428.9	872.1
Property, plant and equipment, net	311.8	288.2
Operating lease right-of-use assets, net	40.6	37.6
Goodwill	598.8	568.9
Intangible assets, net	58.9	53.8
Other assets	146.7	130.3
Total assets	2,585.7	1,950.9
Current liabilities:
Accounts payable	97.6	82.0
Accrued expenses	48.4	38.8
Accrued compensation	71.7	71.9
Billings in excess of costs and earnings on uncompleted contracts	77.3	76.3
Current portion of operating lease liabilities	11.9	11.3
Current portion of finance lease liabilities	2.1	1.9
Other current liabilities	13.4	14.5
Total current liabilities	322.4	296.7
Long-term debt, net of current portion	169.8	174.6
Operating lease liabilities, net of current portion	32.2	29.8
Finance lease liabilities, net of current portion	63.3	64.4
Other long-term liabilities	38.0	32.2
Total liabilities	625.7	597.7
Commitments and contingencies (Note 14)
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000,000 shares authorized, 0 shares issued and outstanding at June 29, 2025 and December 29, 2024	0.0	0.0
Common stock, $0.001 par value, 195,000,000 shares authorized; 168,555,887 and 151,092,292 shares issued and outstanding at June 29, 2025 and December 29, 2024, respectively	0.2	0.2
Additional paid-in capital	2,613.5	2,017.4
Accumulated other comprehensive income (loss)	2.8	(0.5)
Accumulated deficit	(656.5)	(663.9)
Total stockholders’ equity	1,960.0	1,353.2
Total liabilities and stockholders’ equity	$ 2,585.7	$ 1,950.9