CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions	Mar. 26, 2017	Dec. 25, 2016
Current assets:
Cash and cash equivalents	$ 73.4	$ 69.1
Restricted cash	0.5	0.5
Accounts receivable, net	227.9	229.4
Inventoried costs	64.8	55.4
Prepaid expenses	8.9	8.9
Other current assets	11.8	9.8
Total current assets	387.3	373.1
Property, plant and equipment, net	50.8	49.8
Goodwill	485.4	485.4
Intangible assets, net	29.9	32.6
Other assets	8.2	7.7
Total assets	961.6	948.6
Current liabilities:
Accounts payable	51.8	52.7
Accrued expenses	49.8	50.0
Accrued compensation	35.2	39.1
Accrued interest	9.6	3.6
Billings in excess of costs and earnings on uncompleted contracts	41.8	41.8
Other current liabilities	6.4	7.7
Current liabilities of discontinued operations	1.4	1.6
Total current liabilities	196.0	196.5
Long-term debt principal, net of current portion	369.3	431.0
Other long-term liabilities	41.2	41.0
Non-current liabilities of discontinued operations	3.7	3.7
Total liabilities	610.2	672.2
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000,000 shares authorized, 0 shares outstanding at March 26, 2017 and December 25, 2016	0.0	0.0
Common stock, $0.001 par value, 195,000,000 shares authorized; 86,439,842 and 73,945,533 shares issued and outstanding at March 26, 2017 and December 25, 2016, respectively	0.0	0.0
Additional paid-in capital	1,041.0	956.2
Accumulated other comprehensive loss	(1.6)	(1.7)
Accumulated deficit	(688.0)	(678.1)
Total stockholders’ equity	351.4	276.4
Total liabilities and stockholders’ equity	$ 961.6	$ 948.6