CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions	6 Months Ended
	Jun. 26, 2011	Jun. 27, 2010
Operating activities:
Net income (loss)	$ (8.7)	$ 10.9
Less: Income from discontinued operations	0.4	0.2
Income (loss) from continuing operations	(9.1)	10.7
Adjustments to reconcile income (loss) from continuing operations to net cash provided by (used in) operating activities from continuing operations:
Depreciation and amortization	16.2	4.8
Deferred income taxes	0.2	(13.7)
Stock-based compensation	1.4	1.0
Mark to market on swaps	(0.3)	(0.5)
Amortization of deferred financing costs	1.3	4.3
Provision for doubtful accounts	0.1
Changes in assets and liabilities, net of acquisitions:
Accounts receivable	1.8	0.9
Inventoried costs	6.4	2.2
Prepaid expenses and other assets	3.9	(4.1)
Accounts payable	(9.2)
Accrued compensation	(2.1)	2.7
Accrued expenses	(7.7)	(11.6)
Billings in excess of costs and earnings on uncompleted contracts	(12.3)	11.8
Income tax receivable and payable	0.2	(0.4)
Other liabilities	(0.9)	(1.5)
Net cash provided by (used in) operating activities from continuing operations	(10.1)	6.6
Investing activities:
Cash paid for acquisitions, net of cash acquired	(249.2)	(132.9)
Increase in restricted cash	1.2
Other, net	(2.7)	(0.7)
Net cash used in investing activities from continuing operations	(250.7)	(133.6)
Financing activities:
Proceeds from the issuance of long-term debt	305.0	225.0
Proceeds from the issuance of common stock	61.1
Borrowings under credit facility		61.9
Repayment under credit facility	(2.2)	(116.3)
Debt issuance costs	(14.6)	(10.2)
Other	1.0	0.6
Net cash provided by financing activities from continuing operations	350.3	161.0
Net cash flows of continuing operations	89.5	34.0
Net operating cash flows of discontinued operations	0.1	(0.5)
Net increase in cash and cash equivalents	89.6	33.5
Cash and cash equivalents at beginning of period	10.8	9.9
Cash and cash equivalents at end of period	$ 100.4	$ 43.4