CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Millions, unless otherwise specified	Mar. 25, 2012	Dec. 25, 2011
Current assets:
Cash and cash equivalents	$ 74.2	$ 69.6
Restricted cash	0.7	1.1
Accounts receivable, net	255.5	245.3
Inventoried costs	84.0	76.6
Prepaid expenses	11.6	12.7
Other current assets	22.5	15.7
Total current assets	448.5	421.0
Property, plant and equipment, net	72.2	72.5
Goodwill	575.4	571.6
Intangible assets, net	116.1	124.6
Other assets	25.1	26.3
Total assets	1,237.3	1,216.0
Current liabilities:
Accounts payable	58.7	48.8
Accrued expenses	48.8	50.7
Accrued compensation	41.1	39.8
Accrued interest	20.7	5.1
Billings in excess of costs and earnings on uncompleted contracts	38.3	36.2
Other current liabilities	31.3	33.2
Total current liabilities	238.9	213.8
Long-term debt principal, net of current portion	630.5	630.8
Long-term debt premium	21.8	22.8
Other long-term liabilities	35.4	36.0
Total liabilities	926.6	903.4
Commitments and contingencies
Stockholders' equity:
Preferred stock, 5,000,000 shares authorized, $0.001 par value, 0 shares outstanding at December 25, 2011 and March 25, 2012
Common stock, $0.001 par value, 195,000,000 shares authorized; 32,421,135 and 32,511,287 shares issued and outstanding at December 25, 2011 and March 25, 2012, respectively
Additional paid-in capital	721.7	720.6
Accumulated other comprehensive loss	(0.2)	(0.2)
Accumulated deficit	(410.8)	(407.8)
Total stockholders' equity	310.7	312.6
Total liabilities and stockholders' equity	$ 1,237.3	$ 1,216.0