Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Millions, unless otherwise specified	May 31, 2014	Nov. 30, 2013
Current Assets
Cash and cash equivalents	$ 120.7	$ 197.6
Accounts receivable	191.7	214.1
Inventories	131.9	105.9
Recoverable from the U.S. government and other third parties for environmental remediation costs	21.0	20.4
Receivable from Northrop Grumman Corporation ("Northrop")	6.0	6.0
Other receivables, prepaid expenses and other	19.6	22.4
Income taxes	10.7	12.6
Deferred income taxes	16.2	17.0
Total Current Assets	517.8	596.0
Noncurrent Assets
Property, plant and equipment, net	370.6	374.7
Real estate held for entitlement and leasing	83.2	80.2
Recoverable from the U.S. government and other third parties for environmental remediation costs	81.5	88.7
Receivable from Northrop	73.2	72.0
Deferred income taxes	170.2	175.7
Goodwill	164.4	159.6
Intangible assets	128.9	135.7
Other noncurrent assets, net	85.8	72.7
Total Noncurrent Assets	1,157.8	1,159.3
Total Assets	1,675.6	1,755.3
Current Liabilities
Short-term borrowings and current portion of long-term debt	4.2	2.9
Accounts payable	94.5	122.5
Reserves for environmental remediation costs	36.0	36.6
Postretirement medical and life insurance benefits	7.2	7.3
Advance payments on contracts	110.5	104.4
Other current liabilities	178.7	206.0
Total Current Liabilities	431.1	479.7
Noncurrent Liabilities
Senior debt	96.3	42.5
Second-priority senior notes	460.0	460.0
Convertible subordinated notes	143.0	193.2
Other debt	79.5	0.6
Reserves for environmental remediation costs	127.7	134.7
Pension benefits	252.7	261.7
Postretirement medical and life insurance benefits	57.5	59.3
Other noncurrent liabilities	76.8	73.8
Total Noncurrent Liabilities	1,293.5	1,225.8
Total Liabilities	1,724.6	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 May 31, 2014 and November 30, 2013	0.1	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; 56.8 million shares issued and outstanding as of May 31, 2014; 59.9 million shares issued and outstanding as of November 30, 2013	5.9	5.9
Other capital	283.0	280.1
Treasury stock at cost, 3.5 million shares as of May 31, 2014	(64.5)	0
Accumulated deficit	(66.3)	(14.0)
Accumulated other comprehensive loss, net of income taxes	(207.2)	(222.4)
Total Shareholders' (Deficit) Equity	(49.1)	49.6
Total Liabilities, Redeemable Common Stock and Shareholders' (Deficit) Equity	$ 1,675.6	$ 1,755.3