Consolidated Statements of Changes in Equity (USD $)	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2009	$ 2,516,482,000	$ 1,647,000	$ 316,518,000	$ 2,197,830,000	$ (159,000)	$ (2,637,000)	$ 3,283,000
Shares, Issued		166,413,000
Net Income (Loss) Attributable to Parent	(3,374,000)			(3,374,000)
Treasury Stock, Shares, Acquired	(31,000)	(31,000)
Treasury Stock, Value, Acquired, Cost Method	(588,000)				(588,000)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period		1,684,000
Stock Issued During Period, Value, Stock Options Exercised	34,275,000	17,000	33,638,000		620,000
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		24,000
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	435,000		435,000
Stock Issued During Period, Shares, Conversion of Units		3,000
Stock Issued During Period, Value, Conversion of Units	92,000		61,000		31,000
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	9,332,000		9,332,000
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures		1,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	22,000		22,000
Other Comprehensive Income (Loss), Net of Tax	2,060,000					2,060,000
Change in Capital Balance from a non-controlling intereset	277,000						277,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2010	2,559,013,000	1,664,000	360,006,000	2,194,456,000	(96,000)	(577,000)	3,560,000
Shares, Issued		168,675,000
Net Income (Loss) Attributable to Parent	39,795,000			39,795,000
Treasury Stock, Shares, Acquired	(3,068,000)
Treasury Stock, Value, Acquired, Cost Method	(49,103,000)		(1,000)		(49,102,000)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period		2,236,000
Stock Issued During Period, Value, Stock Options Exercised	25,119,000	23,000	23,156,000		1,940,000
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures		15,000
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	411,000		285,000		126,000
Stock Issued During Period, Shares, Conversion of Units		10,000
Stock Issued During Period, Value, Conversion of Units	275,000		208,000		67,000
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	8,626,000		8,626,000
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures		1,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	8,102,000		8,102,000
Other Comprehensive Income (Loss), Net of Tax	(2,325,000)					(2,325,000)
Change in Capital Balance from a non-controlling intereset	2,638,000						2,638,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2011	2,592,551,000	1,687,000	400,382,000	2,234,251,000	(47,065,000)	(2,902,000)	6,198,000
Shares, Issued		168,690,000
Net Income (Loss) Attributable to Parent	487,146,000			487,146,000
Treasury Stock, Shares, Acquired	(20,000)
Treasury Stock, Value, Acquired, Cost Method	(505,000)				(505,000)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period		13,000
Stock Issued During Period, Value, Stock Options Exercised	34,641,000		(9,831,000)		44,472,000
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	475,000		174,000		301,000
Stock Issued During Period, Shares, Conversion of Units
Stock Issued During Period, Value, Conversion of Units	0		(1,814,000)		1,814,000
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	7,411,000		7,411,000
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures		2,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	8,096,000		8,096,000
Other Comprehensive Income (Loss), Net of Tax	(1,917,000)					(1,917,000)
Change in Capital Balance from a non-controlling intereset	(27,000)						(27,000)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2012	$ 3,127,871,000	$ 1,687,000	$ 404,418,000	$ 2,721,397,000	$ (983,000)	$ (4,819,000)	$ 6,171,000