Consolidated Statements of Changes in (Deficit) Equity (USD $)	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Deferred Compensation, Share-based Payments [Member]	Noncontrolling Interest [Member]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2009	$ 31,342,000	$ 8,000	$ 631,296,000	$ (599,960,000)	$ (2,000)	$ (53,000)	$ 53,000	$ 0
Common Stock, Shares, Outstanding at Oct. 31, 2009		84,387,741
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, New Issues		27,600,000
Stock Issued During Period, Value, New Issues	32,080,000	3,000	32,077,000	0	0		0	0
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	2,965,000	0	2,965,000	0	0	0		0
Stock Issued During Period, Shares, Conversion of Convertible Securities		8,510
Stock Issued During Period, Value, Conversion of Convertible Securities, Net of Adjustments	93,000	0	93,000	0	0		0	0
Stock Issued During Period, Shares, Employee Benefit Plan		969,474
Stock Issued During Period, Value, Employee Benefit Plan	721,000	0	721,000	0	0	0		0
Dividends, Preferred Stock	(3,201,000)	0	(3,201,000)	0	0		0	0
Net Income (Loss) Attributable to Noncontrolling Interest	(663,000)		0	0	0	0		(663,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	13,000	0	0	0	13,000	0		0
Net Income (Loss) Attributable to Parent	(55,663,000)	0	0	(55,663,000)	0		0	0
Adjustment for Modification of Redeemable Preferred Stock of Subsidiary	0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2010	7,687,000	11,000	663,951,000	(655,623,000)	11,000	(53,000)	53,000	(663,000)
Common Stock, Shares, Outstanding at Oct. 31, 2010		112,965,725
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, New Issues	3,904,496	24,064,924
Stock Issued During Period, Value, New Issues	32,864,000	2,000	32,862,000	0	0	0	0	0
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	2,577,000	0	2,577,000	0	0	0	0	0
Stock Issued During Period, Shares, Employee Benefit Plan		1,369,848
Stock Issued During Period, Value, Employee Benefit Plan	654,000	0	654,000	0	0	0	0	0
Dividends, Preferred Stock	(3,200,000)	0	(3,200,000)	0	0	0	0	0
Net Income (Loss) Attributable to Noncontrolling Interest	(261,000)	0						(261,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	4,000	0	0	0	4,000	0	0	0
Net Income (Loss) Attributable to Parent	(45,713,000)	0	0	(45,713,000)	0	0	0	0
Adjustment for Modification of Redeemable Preferred Stock of Subsidiary	(8,987,000)	0	(8,987,000)	0	0	0	0	0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2011	(14,375,000)	13,000	687,857,000	(701,336,000)	15,000	(53,000)	53,000	(924,000)
Common Stock, Shares, Outstanding at Oct. 31, 2011	138,400,497	138,400,497
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Issued During Period, Shares, New Issues		45,012,306
Stock Issued During Period, Value, New Issues	64,003,000	5,000	63,998,000	0	0	0	0	0
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	2,054,000	0	2,054,000	0	0	0	0	0
Stock Issued During Period, Shares, Employee Benefit Plan		2,443,320
Stock Issued During Period, Value, Employee Benefit Plan	548,000	0	548,000	0	0	0	0	0
Dividends, Preferred Stock	(3,201,000)	0	(3,201,000)	0	0	0	0	0
Net Income (Loss) Attributable to Noncontrolling Interest	(411,000)	0	0	0	0	0	0	(411,000)
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	954,000	0	0	0	0	0	0	954,000
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	51,000	0	0	0	51,000	0	0	0
Net Income (Loss) Attributable to Parent	(35,495,000)	0	0	(35,495,000)	0	0	0	0
Adjustment for Modification of Redeemable Preferred Stock of Subsidiary	0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest at Oct. 31, 2012	$ 14,128,000	$ 18,000	$ 751,256,000	$ (736,831,000)	$ 66,000	$ (53,000)	$ 53,000	$ (381,000)
Common Stock, Shares, Outstanding at Oct. 31, 2012	185,856,123	185,856,123