Business Segment Information (Tables)

12 Months Ended

Jul. 31, 2017

Business Segment Information [Abstract]

Summary of operating results of business segments

(in thousands)	Telecom Platform Services			UCaaS			Consumer Phone Services		All Other		Corporate			Total
Year ended July 31, 2017
Revenues	$	1,464,059		$	29,450		$	5,482	$	2,738	$	—		$	1,501,729
Income (loss) from operations		24,427			(1,865	)		1,069		342		(18,424	)		5,549
Depreciation and amortization		16,134			3,875			—		1,695		—			21,704
Adjustment to gain on sale of member interest in Visa Europe Ltd.		(63	)		—			—		—		—			(63	)
Other operating expenses		—			—			—		—		(10,412	)		(10,412	)
Year ended July 31, 2016
Revenues	$	1,451,553		$	26,353		$	6,874	$	11,481	$	—		$	1,496,261
Income (loss) from operations		32,813			(1,599	)		1,218		4,165		(10,394	)		26,203
Depreciation and amortization		15,787			2,760			—		1,987		1			20,535
Severance		6,200			—			—		—		310			6,510
Gain on sale of member interest in Visa Europe Ltd.		7,476			—			—		—		—			7,476
Gain on sale of interest in Fabrix Systems Ltd.		—			—			—		1,086		—			1,086
Other operating expenses		(326	)		—			—		—		—			(326	)
Year ended July 31, 2015
Revenues	$	1,543,310		$	29,434		$	8,629	$	15,404	$	—		$	1,596,777
Income (loss) from operations		26,418			533			1,259		77,969		(13,129	)		93,050
Depreciation and amortization		13,764			2,405			—		2,243		6			18,418
Severance		7,696			—			—		35		632			8,363
Gain on sale of interest in Fabrix Systems Ltd.		—			—			—		76,864		—			76,864
Other operating expenses		—			—			—		—		(1,552	)		(1,552	)

Schedule of revenue from external customers

Year ended July 31  (in thousands)	2017		2016		2015
Retail Communications	$	610,162	$	664,850	$	725,860
Wholesale Carrier Services		608,634		567,369		609,122
Payment Services		245,263		219,334		208,328
UCaaS		29,450		26,353		29,434
Consumer Phone Services		5,482		6,874		8,629
Fabrix		—		—		4,170
Zedge		—		9,474		9,054
Real estate		2,292		2,007		2,180
Other		446		—		—
TOTAL REVENUES	$	1,501,729	$	1,496,261	$	1,596,777

Schedule of revenue from external customers by geographic areas

Year ended July 31	2017			2016			2015
Revenue from customers located outside of the United States		31	%		29	%		30	%
Revenue from customers located in the United Kingdom		14	%		23	%		20	%

Schedule of long-lived assets and total assets by geographic areas

(in thousands)	United States		Foreign Countries		Total
July 31, 2017
Long-lived assets, net	$	82,682	$	6,312	$	88,994
Total assets		203,548		315,415		518,963
July 31, 2016
Long-lived assets, net	$	82,060	$	5,314	$	87,374
Total assets		257,385		212,273		469,658
July 31, 2015
Long-lived assets, net	$	86,750	$	4,566	$	91,316
Total assets		277,342		208,340		485,682