SEGMENT REPORTING (Details) (USD $)	3 Months Ended				9 Months Ended
	Jan. 31, 2015		Jan. 31, 2014		Jan. 31, 2015		Jan. 31, 2014
Segment Reporting Information [Line Items]
Revenue	$ 6,363,597		$ 6,269,742		$ 20,266,607		$ 15,025,632
Depreciation and amortization	167,959		188,574		517,480		577,446
(Loss) income before income taxes from continuing operations	(2,843,487)		(2,882,230)		(7,628,475)		(9,888,458)
Total assets	14,770,864	[1]	13,901,791	[2]	14,770,864	[1]	13,901,791	[2]
Additions (Disposals) of property and equipment	(240,585)		119,782		(100,521)		330,948
Corporate [Member]
Segment Reporting Information [Line Items]
Revenue	0		0		0		0
Depreciation and amortization	0		1,339		289		7,505
(Loss) income before income taxes from continuing operations	(3,243,232)		(3,206,398)		(8,886,536)		(10,279,655)
Total assets	627,922	[1]	3,270,366	[2]	627,922	[1]	3,270,366	[2]
Additions (Disposals) of property and equipment	0		0		0		0
Contracting Services [Member]
Segment Reporting Information [Line Items]
Revenue	6,363,597		6,269,742		20,266,607		15,025,632
Depreciation and amortization	167,959		187,235		517,191		569,941
(Loss) income before income taxes from continuing operations	399,745		324,168		1,258,061		391,197
Total assets	14,142,942	[1]	10,631,425	[2]	14,142,942	[1]	10,631,425	[2]
Additions (Disposals) of property and equipment	(240,585)		119,782		(100,521)		330,948
Virtual Currencies [Member]
Segment Reporting Information [Line Items]
Revenue	0	[3]	0			[3]	0
Depreciation and amortization	0	[3]	0			[3]	0
(Loss) income before income taxes from continuing operations	0	[3]	0			[3]	0
Total assets	0	[1],[3]	0	[2]	0	[1],[3]	0	[2]
Additions (Disposals) of property and equipment	$ 0	[3]	$ 0		$ 0	[3]	$ 0

[1] Excludes assets held for sale of $14,000

[2] Excludes assets held for sale of $4,514,000

[3] BTX was sold on November 26, 2014