CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Jun. 25, 2017	Dec. 25, 2016
Current assets:
Cash and cash equivalents	$ 63.3	$ 69.1
Restricted cash	0.2	0.5
Accounts receivable, net	226.6	229.4
Inventoried costs	61.5	55.4
Prepaid expenses	10.8	8.9
Other current assets	11.4	9.8
Total current assets	373.8	373.1
Property, plant and equipment, net	55.0	49.8
Goodwill	485.4	485.4
Intangible assets, net	27.3	32.6
Other assets	8.5	7.7
Total assets	950.0	948.6
Current liabilities:
Accounts payable	55.8	52.7
Accrued expenses	45.1	50.0
Accrued compensation	35.6	39.1
Accrued interest	3.0	3.6
Billings in excess of costs and earnings on uncompleted contracts	40.3	41.8
Other current liabilities	6.1	7.7
Current liabilities of discontinued operations	1.2	1.6
Total current liabilities	187.1	196.5
Long-term debt, net of current portion	369.5	431.0
Other long-term liabilities	42.6	41.0
Non-current liabilities of discontinued operations	3.8	3.7
Total liabilities	603.0	672.2
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000,000 shares authorized, 0 shares outstanding at June 25, 2017 and December 25, 2016	0.0	0.0
Common stock, $0.001 par value, 195,000,000 shares authorized; 86,634,053 and 73,945,533 shares issued and outstanding at June 25, 2017 and December 25, 2016, respectively	0.0	0.0
Additional paid-in capital	1,042.7	956.2
Accumulated other comprehensive loss	(1.5)	(1.7)
Accumulated deficit	(694.2)	(678.1)
Total stockholders’ equity	347.0	276.4
Total liabilities and stockholders’ equity	$ 950.0	$ 948.6