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DISCONTINUED OPERATIONS (Details Textual) (USD $)	3 Months Ended		6 Months Ended
DISCONTINUED OPERATIONS (Details Textual) (USD $)	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2014	Oct. 31, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Severance Costs	$ 0us-gaap_SeveranceCosts1	$ 0us-gaap_SeveranceCosts1	$ 0us-gaap_SeveranceCosts1	$ 1,474,277us-gaap_SeveranceCosts1
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	970,010		970,010
WPCS Australia [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sale Of Stock Percentage	100.00%		100.00%
Disposal Group Including Discontinued Operation Property Plant And Equipment	1,400,000		1,400,000
Hidalgo [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Severance Costs			168,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	$ 970,000		$ 970,000

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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