SHAREHOLDERS' EQUITY (Details Textual ) (USD $)	1 Months Ended		12 Months Ended		1 Months Ended		12 Months Ended	2 Months Ended		1 Months Ended			12 Months Ended
	Apr. 30, 2013	Feb. 28, 2013	Apr. 30, 2013	Apr. 30, 2012	Apr. 30, 2006 Special Situations Fund [Member]	Jan. 30, 2006 Special Situations Fund [Member]	Apr. 30, 2013 Special Situations Fund [Member]	Mar. 08, 2008 Series D Preferred Stock [Member] Stockholder Rights Plan [Member]	Mar. 08, 2010 Series D Preferred Stock [Member] Stockholder Rights Plan [Member]	Jan. 30, 2006 Maximum [Member]	Jan. 30, 2006 Minimum [Member]	Apr. 30, 2013 Subsequent Event [Member]	Apr. 30, 2013 Restatement Adjustment [Member]	Apr. 30, 2013 Scenario, Previously Reported [Member]
Stockholders Equity, Reverse Stock Split												one-for-seven
Common Stock, Shares Authorized	14,285,715		14,285,715	14,285,715										100,000,000
Stock Issued During Period, Shares, Reverse Stock Splits													14,285,715
Common Stock, Shares, Issued	993,538		993,538	993,538									993,538	6,954,766
Listing Compliance With NASDAQ	In order to maintain the WPCS listing on the NASDAQ Capital Market, on or before June 24, 2013, the Companys common stock was required to have a minimum closing bid price of $1.00 per share for a minimum of ten prior consecutive trading days, which was achieved.
Authorised To Reverse Stock Split Description		the holders of a majority of the issued and outstanding shares of common stock of the Company, at the annual shareholder meeting held on February 28, 2013, granted discretionary authority to the Companys board of directors to effectuate a reverse stock at a range from 1-for-2 up to 1-for-10.
Stock Sold By Former Stockholder In Violation Of Securities Exchange Act					95,209	20,445
Price Per Stock Sold By Former Stockholder In Violation Of Securities Exchange Act										$ 88.34	$ 64.26
Price Per Common Stock Purchased By Former Stockholder In Violation Of Securities Exchange Act					$ 49.00
Amount Agreed To Be Settled To Company							$ 529,280
Legal Fees			100,000				272,539
Adjustment To Additional Paid In Capital To Section16 B Settlement			$ 254,361				$ 254,361
Preferred Stock, Par Or Stated Value Per Share	$ 0.0001		$ 0.0001	$ 0.0001					$ 0.0001
Stock Purchase Price									$ 15.00
Purchase Of Stock Description								one one-thousandth (1/1000th)