Stockholders' Equity (Deficit) (Details) (USD $)	1 Months Ended	10 Months Ended	12 Months Ended					1 Months Ended	10 Months Ended	1 Months Ended					1 Months Ended				3 Months Ended		12 Months Ended		1 Months Ended					12 Months Ended		1 Months Ended
	Oct. 31, 2012	Sep. 30, 2011	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010	Jul. 31, 2012	Feb. 14, 2011	Sep. 30, 2011 Maximum [Member]	Sep. 30, 2011 Maximum [Member]	Nov. 30, 2011 Accelerated Share Repurchases Program [Member]	Oct. 31, 2011 Accelerated Share Repurchases Program [Member]	Oct. 31, 2011 October 2011 [Member]	Oct. 31, 2011 October 2011 [Member] Accelerated Share Repurchases Program [Member]	Oct. 31, 2011 November 2011 [Member]	Nov. 30, 2011 November 2011 [Member] Accelerated Share Repurchases Program [Member]	Nov. 30, 2012 Subsequent Event [Member]	Jan. 31, 2012 Open Market Share Repurchase Program [Member]	Oct. 31, 2011 Open Market Share Repurchase Program [Member]	Apr. 30, 2012 Open Market Share Repurchase Program [Member]	Jan. 31, 2012 Open Market Share Repurchase Program [Member]	Oct. 31, 2012 Convertible Junior Preference Stock Series D [Member]	Oct. 31, 2011 Convertible Junior Preference Stock Series D [Member]	Oct. 31, 2012 Common Stock [Member]	Nov. 30, 2012 Common Stock [Member] Subsequent Event [Member]	Oct. 31, 2012 Series A Preferred Stock [Domain]	Jul. 31, 2007 Series A Preferred Stock [Domain]	Oct. 31, 2012 Preference Stock [Domain]	Oct. 31, 2012 Nonconvertible Junior Preference Stock Series B [Domain] members	Oct. 31, 2012 Manufacturing Operations [Member]	Oct. 31, 2009 Convertible Subordinated Debt [Member] Manufacturing Operations [Member]	Oct. 31, 2009 Call Option [Member] Convertible Subordinated Debt [Member] Manufacturing Operations [Member]
Class of Stock [Line Items]
Exercise Price Stockholder Rights Plan						$ 140.00
Ownership Percentage Stockholder Rights Plan						15.00%
Redeemable amount per right under Shareholder Rights Plan						$ 0.00001
Preferred Stock, Shares Authorized	30,000,000		30,000,000																						22,000	110,000,000	10,000,000	1
Preferred Stock, Shares Issued	0		0
Preferred Stock, Par or Stated Value Per Share	$ 1		$ 1																		$ 1				$ 1	$ 1	$ 1
Number Of Members Entitled To Elect																												1
Preferred Stock, Shares Outstanding																					126,403	136,801
Preferred Stock, Liquidation Preference Per Share																					$ 25
Convertible Preferred Stock, Shares Issued upon Conversion																					0.3125
Preferred Stock, Dividend Rate, Percentage																					120.00%
Common Stock, Shares Authorized	220,000,000		220,000,000	220,000,000			110,000,000
Common Stock, Par or Stated Value Per Share	$ 0.10		$ 0.10	$ 0.10
Common Stock, Shares, Outstanding	79,300,000		79,300,000	70,500,000
Stock Issued During Period, Shares, New Issues																							10,666,666	763,534
Price per share (in dollars per share)																							$ 18.75	$ 18.75
Proceeds from Issuance of Common Stock	192,000,000		192,000,000	0	0											14,000,000
Payments for Derivative Instrument, Investing Activities																															125,000,000
Proceeds from Issuance of Warrants																													87,000,000	87,000,000
Defined benefit plans	(2,302,000,000)		(2,302,000,000)	(2,045,000,000)	(1,316,000,000)
Foreign currency translation adjustments	(23,000,000)		(23,000,000)	101,000,000	120,000,000
Accumulated other comprehensive loss	(2,325,000,000)		(2,325,000,000)	(1,944,000,000)	(1,196,000,000)
Stock Repurchase Program, Authorized Amount								175,000,000	25,000,000									75,000,000	5,000,000	70,000,000
Treasury Stock, Shares, Acquired		532,016								2,542,609			2,380,952				1,905,600
Payments for Repurchase of Common Stock			75,000,000	125,000,000	0						100,000,000
Accelerated Share Repurchases, Settlement Payment or Receipt												80,000,000		20,000,000
Accelerated Share Repurchases, Initial Price Paid Per Share												$ 33.60
Stock Repurchase Program, Remaining Authorized Repurchase Amount				$ (20,000,000)							$ 20,000,000
Treasury Stock, Additional Shares Acquired															161,657