Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Millions, unless otherwise specified	Aug. 31, 2014	Nov. 30, 2013
Current Assets
Cash and cash equivalents	$ 154.9	$ 197.6
Accounts receivable	214.7	214.1
Inventories	132.3	105.9
Recoverable from the U.S. government and other third parties for environmental remediation costs	20.1	20.4
Receivable from Northrop Grumman Corporation (“Northrop”)	6.0	6.0
Other receivables, prepaid expenses and other	26.7	22.4
Income taxes	13.4	12.6
Deferred income taxes	4.0	17.0
Total Current Assets	572.1	596.0
Noncurrent Assets
Property, plant and equipment, net	370.6	374.7
Real estate held for entitlement and leasing	87.3	80.2
Recoverable from the U.S. government and other third parties for environmental remediation costs	83.6	88.7
Receivable from Northrop	74.0	72.0
Deferred income taxes	180.0	175.7
Goodwill	164.4	159.6
Intangible assets	125.6	135.7
Other noncurrent assets, net	92.1	72.7
Total Noncurrent Assets	1,177.6	1,159.3
Total Assets	1,749.7	1,755.3
Current Liabilities
Short-term borrowings and current portion of long-term debt	5.5	2.9
Accounts payable	115.4	122.5
Reserves for environmental remediation costs	35.0	36.6
Postretirement medical and life insurance benefits	7.2	7.3
Advance payments on contracts	122.4	104.4
Other current liabilities	216.4	206.0
Total Current Liabilities	501.9	479.7
Noncurrent Liabilities
Senior debt	95.0	42.5
Second-priority senior notes	460.0	460.0
Convertible subordinated notes	133.6	193.2
Other debt	89.4	0.6
Reserves for environmental remediation costs	133.6	134.7
Pension benefits	248.3	261.7
Postretirement medical and life insurance benefits	57.1	59.3
Other noncurrent liabilities	79.3	73.8
Total Noncurrent Liabilities	1,296.3	1,225.8
Total Liabilities	1,798.2	1,705.5
Commitments and contingencies (Note 8)
Redeemable common stock, par value of $0.10; less than 0.1 million shares issued and outstanding as of August 31, 2014 and November 30, 2013	0.2	0.2
Shareholders’ (Deficit) Equity
Preference stock, par value of $1.00; 15.0 million shares authorized; none issued or outstanding	0	0
Common stock, par value of $0.10; 150.0 million shares authorized; 56.9 million shares issued and outstanding as of August 31, 2014; 59.9 million shares issued and outstanding as of November 30, 2013	5.9	5.9
Other capital	285.4	280.1
Treasury stock at cost, 3.5 million shares as of August 31, 2014	(64.5)	0
Accumulated deficit	(75.8)	(14.0)
Accumulated other comprehensive loss, net of income taxes	(199.7)	(222.4)
Total Shareholders’ (Deficit) Equity	(48.7)	49.6
Total Liabilities, Redeemable Common Stock and Shareholders’ (Deficit) Equity	$ 1,749.7	$ 1,755.3