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CONSOLIDATED STATEMENTS OF EQUITY (DEFICIT) (USD $)
Total
Series E Preferred Stock [Member]
BTX Software [Member]
Preferred Stock [Member]
Preferred Stock [Member]
Series E Preferred Stock [Member]
Preferred Stock [Member]
BTX Software [Member]
Common Stock [Member]
Common Stock [Member]
Series E Preferred Stock [Member]
Common Stock [Member]
BTX Software [Member]
Additional Paid-in Capital [Member]
Additional Paid-in Capital [Member]
Series E Preferred Stock [Member]
Additional Paid-in Capital [Member]
BTX Software [Member]
Accumulated Deficit [Member]
Accumulated Deficit [Member]
Series E Preferred Stock [Member]
Accumulated Deficit [Member]
BTX Software [Member]
Accumulated Other Comprehensive Income [Member]
Accumulated Other Comprehensive Income [Member]
Series E Preferred Stock [Member]
Accumulated Other Comprehensive Income [Member]
BTX Software [Member]
WPCS Equity (Deficit) [Member]
WPCS Equity (Deficit) [Member]
Series E Preferred Stock [Member]
WPCS Equity (Deficit) [Member]
BTX Software [Member]
Non-Controlling Interest [Member]
Non-Controlling Interest [Member]
BTX Software [Member]
BALANCE at Apr. 30, 2012 $ 5,884,964     $ 0     $ 99     $ 50,478,139     $ (47,143,662)     $ 1,433,066     $ 4,767,642     $ 1,117,322  
BALANCE (in shares) at Apr. 30, 2012       0     993,538                                
Stock-based compensation 111,683     0     0     111,683     0     0     111,683     0  
Section 16(b) settlement 254,361     0     0     254,361     0     0     254,361     0  
Dividend distributions (367,612)     0     0     0     0     0     0     (367,612)  
Conversion of Notes 0                                            
Dividend declared on Series E preferred stock 0                                            
Other comprehensive income 4,497     0     0     0     0     475     475     4,022  
Net income attributable to noncontrolling interest 95,406     0     0     0     0     0     0     95,406  
Net loss attributable to WPCS (6,910,727)     0     0     0     (6,910,727)     0     (6,910,727)     0  
BALANCE at Apr. 30, 2013 [1] (927,428)     0     99     50,844,183     (54,054,389)     1,433,541     (1,776,566)     849,138  
BALANCE (in shares) at Apr. 30, 2013 [1]       0     994,187                                
Stock-based compensation 24,535     0     0     24,535     0     0     24,535     0  
Dividend distributions 0                                            
Issuance of common stock from Warrant amendment, waiver and exchange agreement 88,715     0     4     88,711     0     0     88,715     0  
Issuance of common stock from Warrant amendment, waiver and exchange agreement (in shares) 38,740     0     38,740                                
Reclassification of derivative liability upon conversion of Notes 686,856     0     0     686,856     0     0     686,856     0  
Reclassification of derivative liability from Notes and Warrant amendment 7,166,991     0     0     7,166,991     0     0     7,166,991     0  
Unamortized debt discount from Notes amendment 3,400,000     0     0     3,400,000     0     0     3,400,000     0  
Conversion of Notes 3,114,816     0     1,288     3,113,528     0     0     3,114,816     0  
Conversion of Notes (in shares) 12,508,340     0     12,880,237                                
Issuance of BTX warrants for acquisition of BTX Software     1,150,155     0     0     1,150,155     0     0     1,150,155   0
Stock Sold by Former Stockholder in Violation of Securities Exchange Act         2,438     0                              
Issuance of Series E preferred stock - acquisition of BTX Software   2,635,147     2,438,000     0     197,147     0     0     2,635,147      
Dividend declared on Series E preferred stock (109,027)     0     0     0     (109,027)     0     (109,027)     0  
Other comprehensive income (215,759)     0     0     0     0     (201,538)     (201,538)     (14,220)  
Net income attributable to noncontrolling interest 11,287     0     0     0     0     0     0     11,287  
Net loss attributable to WPCS (11,058,939)     0     0     0     (11,058,939)     0     (11,058,939)     0  
BALANCE at Apr. 30, 2014 $ 5,967,350     $ 2,438,000     $ 1,391     $ 66,672,106     $ (65,222,355)     $ 1,232,003     $ 5,121,145     $ 846,205  
BALANCE (in shares) at Apr. 30, 2014       2,438     13,913,164                                
[1] Includes 649 additional shares issued due to rounding from reverse stock split.