CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	3 Months Ended		9 Months Ended
	Jan. 31, 2017	Jan. 31, 2016	Jan. 31, 2017	Jan. 31, 2016
Revenue	$ 4,263,709	$ 3,317,636	$ 12,527,872	$ 11,605,880
Costs and expenses:
Cost of revenue	3,235,871	2,521,627	9,690,566	9,263,395
Selling, general and administrative expenses	1,465,550	1,602,751	4,385,862	5,470,760
Depreciation and amortization	35,219	16,075	83,914	45,537
Costs and expenses	4,736,640	4,140,453	14,160,342	14,779,692
Operating loss	(472,931)	(822,817)	(1,632,470)	(3,173,812)
Other income (expense):
Interest expense	(2,430)	(523)	(5,440)	(2,021)
Income from Section 16 settlement	0	0	0	400,000
Income from arbitration settlement	0	0	1,180,902	0
Other income	20,394	4,871	142,828	1,965
Loss from continuing operations before income tax provision	(454,967)	(818,469)	(314,180)	(2,773,868)
Income tax provision	0	607	2,567	1,706
Loss from continuing operations	(454,967)	(819,076)	(316,747)	(2,775,574)
Discontinued operations:
Income from discontinued operations	0	0	0	41,261
Gain from disposal	0	0	0	837,720
Consolidated net income (loss)	(454,967)	(819,076)	(316,747)	(1,896,593)
Net income attributable to noncontrolling interest	0	0	0	16,505
Net loss attributable to WPCS	(454,967)	(819,076)	(316,747)	(1,913,098)
Dividends declared on preferred stock	0	(372,810)	0	(4,742,768)
Deemed dividend on convertible preferred stock, due to beneficial conversion feature	(541,266)	(40,729)	(560,990)	(744,499)
Net loss attributable to WPCS common shareholders	$ (996,233)	$ (1,232,615)	$ (877,737)	$ (7,400,365)
Basic and diluted loss from continuing operations per common share	$ (0.33)	$ (0.47)	$ (0.31)	$ (3.82)
Basic and diluted income from discontinued operations per common share	0	0	0	0.01
Basic and diluted net loss per common share	$ (0.33)	$ (0.47)	$ (0.31)	$ (3.81)
Basic and diluted weighted average number of common shares outstanding	2,976,670	2,597,952	2,844,101	2,161,104