CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 29, 2019	Dec. 30, 2018
Current assets:
Cash and cash equivalents	$ 172,600,000	$ 182,700,000
Restricted cash	0	300,000
Accounts receivable, net	85,000,000.0	64,600,000
Unbilled receivables, net	179,400,000	172,800,000
Inventoried costs	61,100,000	46,800,000
Prepaid expenses	9,400,000	8,900,000
Other current assets	11,400,000	10,300,000
Current assets of discontinued operations	3,300,000	8,300,000
Total current assets	522,200,000	494,700,000
Property, plant and equipment, net	116,900,000	67,100,000
Operating lease right-of-use assets	42,100,000
Goodwill	455,600,000	425,700,000
Intangible assets, net	39,500,000	16,100,000
Other assets	9,700,000	6,500,000
Total assets	1,186,000,000.0	1,010,100,000
Current liabilities:
Accounts payable	53,800,000	46,600,000
Accrued expenses	32,700,000	38,100,000
Accrued compensation	37,100,000	33,500,000
Accrued interest	1,600,000	1,600,000
Billings in excess of costs and earnings on uncompleted contracts	34,300,000	34,900,000
Current portion of operating lease liabilities	9,900,000
Other current liabilities	10,000,000.0	4,700,000
Current liabilities of discontinued operations	3,300,000	5,300,000
Total current liabilities	182,700,000	164,700,000
Long-term debt	295,100,000	294,200,000
Operating lease liabilities, net of current portion	37,600,000
Other long-term liabilities	78,700,000	25,500,000
Long-term liabilities of discontinued operations	2,800,000	6,400,000
Total liabilities	596,900,000	490,800,000
Commitments and contingencies (Note 15)
Redeemable noncontrolling interest	15,000,000.0	0
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000,000 authorized, 0 shares outstanding at December 29, 2019 and December 30, 2018	0	0
Common stock, $0.001 par value, 195,000,000 shares authorized; 106,635,508 and 103,766,899 shares issued and outstanding at December 29, 2019 and December 30, 2018, respectively	0	0
Additional paid-in capital	1,286,500,000	1,244,500,000
Accumulated other comprehensive loss	(400,000)	(700,000)
Accumulated deficit	(712,000,000.0)	(724,500,000)
Total stockholders’ equity	574,100,000	519,300,000
Total liabilities and stockholders’ equity	$ 1,186,000,000.0	$ 1,010,100,000