CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 27, 2015	Dec. 28, 2014
Current assets:
Cash and cash equivalents	$ 28.5	$ 33.5
Restricted cash	0.7	5.4
Accounts receivable, net	206.8	217.5
Inventoried costs	55.6	47.4
Income taxes receivable	4.6	1.7
Prepaid expenses	10.6	7.1
Other current assets	13.6	6.8
Current assets of discontinued operations	0.0	53.8
Total current assets	320.4	373.2
Property, plant and equipment, net	56.2	61.6
Goodwill	483.4	483.4
Intangible assets, net	36.5	49.5
Other assets	6.8	26.5
Non-current assets of discontinued operations	0.0	137.0
Total assets	903.3	1,131.2
Current liabilities:
Accounts payable	48.3	44.6
Accrued expenses	33.1	32.4
Accrued compensation	36.8	41.1
Accrued interest	3.9	5.6
Billings in excess of costs and earnings on uncompleted contracts	42.3	49.6
Deferred income tax liability	0.0	30.3
Other current liabilities	5.1	6.8
Current portion of long-term debt	1.0	1.0
Current portion of capital lease obligations	0.0	0.1
Current liabilities of discontinued operations	1.9	14.6
Total current liabilities	172.4	226.1
Long-term debt principal, net of current portion	444.1	614.4
Line of credit	0.0	41.0
Deferred income tax liability	10.5	0.9
Other long-term liabilities	18.0	24.0
Long-term liabilities of discontinued operations	4.1	0.5
Total liabilities	$ 649.1	$ 906.9
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000,000 authorized, 0 shares outstanding at December 28, 2014 and December 27, 2015	$ 0.0	$ 0.0
Common stock, $0.001 par value, 195,000,000 shares authorized; 57,801,978 and 59,139,651 shares issued and outstanding at December 28, 2014 and December 27, 2015, respectively	0.0	0.0
Additional paid-in capital	873.2	863.4
Accumulated other comprehensive loss	(1.4)	(1.7)
Accumulated deficit	(617.6)	(637.4)
Total stockholders’ equity	254.2	224.3
Total liabilities and stockholders’ equity	$ 903.3	$ 1,131.2