CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 28, 2025	Dec. 29, 2024
Current assets:
Cash and cash equivalents	$ 560.6	$ 329.3
Accounts receivable, net	165.0	117.5
Unbilled receivables, net	292.4	206.3
Inventoried costs, net	188.2	162.1
Prepaid expenses	12.9	18.0
Other current assets	43.8	38.9
Total current assets	1,262.9	872.1
Property, plant and equipment, net	361.9	288.2
Operating lease right-of-use assets, net	43.4	37.6
Goodwill	595.7	568.9
Intangible assets, net	53.9	53.8
Other assets	144.4	130.3
Investment in joint venture	5.0	0.0
Total assets	2,467.2	1,950.9
Current liabilities:
Accounts payable	69.6	82.0
Accrued expenses	60.5	38.8
Accrued compensation	82.3	71.9
Billings in excess of costs and earnings on uncompleted contracts	73.4	76.3
Current portion of operating lease liabilities	12.8	11.3
Current portion of finance lease obligations	3.4	1.9
Other current liabilities	9.0	14.5
Total current liabilities	311.0	296.7
Long-term debt	0.0	174.6
Operating lease liabilities, net of current portion	33.8	29.8
Finance lease liabilities, net of current portion	95.8	64.4
Other long-term liabilities	30.3	32.2
Total liabilities	470.9	597.7
Commitments and contingencies (Note 14)
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000,000 authorized, 0 shares issued and outstanding at December 28, 2025 and December 29, 2024	0.0	0.0
Common stock, $0.001 par value, 195,000,000 shares authorized; 168,875,032 and 151,092,292 shares issued and outstanding at December 28, 2025 and December 29, 2024, respectively	0.2	0.2
Additional paid-in capital	2,635.9	2,017.4
Accumulated other comprehensive income (loss)	2.1	(0.5)
Accumulated deficit	(641.9)	(663.9)
Total stockholders’ equity	1,996.3	1,353.2
Total liabilities and stockholders’ equity	$ 2,467.2	$ 1,950.9