Combined and Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jul. 31, 2013	Jul. 31, 2012
OPERATING ACTIVITIES
Net (loss) income	$ (3,612)	$ 4,756
Adjustments to reconcile net (loss) income to net cash used in operating activities:
Stock-based compensation	675	52
Gain on sale of rights in wireless spectrum		(5,330)
Change in assets and liabilities:
Trade accounts receivable, net	(23)	26
Other current assets and prepaid expenses	(149)	15
Trade accounts payable and accrued expenses	305	(779)
Income taxes payable	(5)	20
Deferred revenue	172	114
Net cash used in operating activities	(2,637)	(1,126)
INVESTING ACTIVITIES
Proceeds from sale of rights in wireless spectrum		6,800
Purchase of spectrum licenses	(350)
Proceeds from maturity of certificate of deposit		240
Net cash (used in) provided by investing activities	(350)	7,040
FINANCING ACTIVITIES
Funding provided by (repayment of funding to) IDT Corporation, net	15,389	(3,250)
Repayment of note payable		(666)
Net cash provided by (used in) financing activities	15,389	(3,916)
Net increase in cash and cash equivalents	12,402	1,998
Cash and cash equivalents at beginning of year	2,598	600
Cash and cash equivalents at end of year	15,000	2,598
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Cash payments made for interest		34
SUPPLEMENTAL SCHEDULE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Amount due to IDT Corporation contributed to equity	$ 2,757	$ 233,405