Quarterly report pursuant to sections 13 or 15(d)

Business And Funding (Detail)

Business And Funding (Detail) (USD $)	1 Months Ended			3 Months Ended		9 Months Ended			3 Months Ended		9 Months Ended		1 Months Ended			1 Months Ended	3 Months Ended	1 Months Ended	9 Months Ended
Business And Funding (Detail) (USD $)	Sep. 30, 2012	Feb. 28, 2011	Nov. 30, 2007	Jul. 31, 2012	Jul. 31, 2011	Jul. 31, 2012	Jul. 31, 2011	Oct. 31, 2011	Jul. 31, 2012 Stock Compensation Plan [Member]	Jul. 31, 2011 Stock Compensation Plan [Member]	Jul. 31, 2012 Stock Compensation Plan [Member]	Jul. 31, 2011 Stock Compensation Plan [Member]	Feb. 28, 2011 Private Placement [Member]	Feb. 28, 2011 Chairman And Chief Executive Officer And Chief Financial Officer And Director	Feb. 28, 2011 Warrant [Member]	Jun. 30, 2011 AUO	Jul. 31, 2011 AUO	May 31, 2008 Videocon	Jul. 31, 2012 Videocon	Nov. 30, 2007 Mars Overseas To CopyTele International	Nov. 30, 2007 CopyTele International To Mars Overseas	Jul. 31, 2012 Volga
Net Cash Provided by (Used in) Operating Activities						$ (2,178,305)	$ (3,510)
Payments to Suppliers and Employees						(2,199,910)	(2,566,980)
Proceeds from Customers						5,325	129,963
Proceeds from Interest Received						2,817
Net Cash Provided by (Used in) Investing Activities						1,297,347	(2,888,054)
Proceeds from Sale of Short-term Investments						2,498,947	749,740
Payments to Acquire Short-term Investments						1,200,000	3,747,543
Payments to Acquire Property, Plant, and Equipment						1,600	9,028
Net Cash Provided by (Used in) Financing Activities						208,450	2,348,850
Cash And Cash Equivalents And Short Term Investments Period Increase Decrease						1,971,000
Cash, Cash Equivalents, and Short-term Investments				1,052,000		1,052,000		3,023,000
Labor and Related Expense				595,000	1,094,000	1,939,000	2,836,000
Share-based Compensation									337,000	353,000	861,000	1,313,000
Stock or Unit Option Plan Expense									0	334,000	111,000	643,000
Stock Issued During The Period In Private Placement (in Shares)													7,000,000
Share Price (in Dollars per share)													$ 0.1786		$ 0.1786
Proceeds from Issuance of Private Placement		1,250,000					1,250,000							3,360,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares)		7,000,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item)		0.0756
Proceeds from Issuance of Convertible Debentures	750,000
Debt Instrument, Interest Rate, Stated Percentage	8.00%
Debt Instrument, Convertible, Conversion Price (in Dollars per share)	$ 0.092
License Agreement, Agreed Fee Value																	10,000,000	11,000,000
Foreign Withholding Tax																	20.00%
Proceeds From License Fees, Net Of Foreign Withholding Tax																2,400,000
Additional License Fee Receivable Upon Completion Of Certain Conditions																	7,000,000	7,000,000
Licenses Revenue																			3,200,000
Noncontrolling Interest, Ownership Percentage by Parent																						19.90%
Share Subscription Agreement, Shares Issued (in Shares)			20,000,000
Share Subscription Agreement, Aggregate Purchase Price			16,200,000
GDR Purchase Agreement, GDR Issued (in Shares)			1,495,845
GDR Purchase Agreement, Aggregate Purchase Price			16,200,000
Principal Amount Outstanding on Loans Securitized or Asset-backed Financing Arrangement																				5,000,000
Principal Amount Outstanding on Loans Managed and Securitized or Asset-backed Financing Arrangement																					5,000,000
Initial License Fees Received																	3,000,000
Recognition of Deferred Revenue																	3,000,000
Contingent Lease Revenue																	7,000,000
Non Refundable Deferred Revenue Expressed In Percentage				39.00%		39.00%
License and Services Revenue				246,670	426,000	940,010	426,000
Deferred Revenue, Current				$ 1,187,320		$ 1,187,320		$ 1,644,679