Business Segment Information (Details 1) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Jul. 31, 2016	[1]	Apr. 30, 2016	[2]	Jan. 31, 2016	Oct. 31, 2015	Jul. 31, 2015	Apr. 30, 2015	[3]	Jan. 31, 2015	Oct. 31, 2014	[4]	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2014
Revenue from External Customer [Line Items]
TOTAL REVENUES	$ 368,075		$ 355,154		$ 382,454	$ 390,578	$ 405,796	$ 383,930		$ 394,173	$ 412,878		$ 1,496,261	$ 1,596,777	$ 1,651,541
Retail Communications [Member]
Revenue from External Customer [Line Items]
TOTAL REVENUES													672,192	735,046	695,783
Wholesale Carrier Services [Member]
Revenue from External Customer [Line Items]
TOTAL REVENUES													555,133	590,902	672,276
Payment Services [Member]
Revenue from External Customer [Line Items]
TOTAL REVENUES													219,221	208,343	202,324
Hosted Platform Solutions [Member]
Revenue from External Customer [Line Items]
TOTAL REVENUES													31,360	38,453	45,187
Consumer Phone Services [Member]
Revenue from External Customer [Line Items]
TOTAL REVENUES													6,874	8,629	11,023
Fabrix [Member]
Revenue from External Customer [Line Items]
TOTAL REVENUES														4,170	16,627
Zedge [Member]
Revenue from External Customer [Line Items]
TOTAL REVENUES													9,474	9,054	6,535
Real estate [Member]
Revenue from External Customer [Line Items]
TOTAL REVENUES													$ 2,007	$ 2,180	$ 1,786

[1] Included in income from operations was severance expense of $6.3 million and gain on sale of member interest in Visa Europe Ltd. of $7.5 million.

[2] Included in income from operations was gain on sale of interest in Fabrix Systems Ltd. of $1.1 million.

[3] Included in income from operations was severance expense of $6.2 million, gain on sale of interest in Fabrix Systems Ltd. of $1.2 million and other operating losses of $1.6 million.

[4] Included in income from operations was gain on sale of interest in Fabrix Systems Ltd. of $75.1 million.