Commitments and Contingencies (Details Textual)			1 Months Ended					12 Months Ended
	Oct. 24, 2013	Mar. 15, 2013 USD ($)	May. 31, 2015 USD ($)	May. 27, 2015 USD ($)	Oct. 31, 2014 USD ($)	Aug. 31, 2013 USD ($)	Apr. 15, 2013	Jul. 31, 2015 USD ($) License	Jul. 31, 2014 USD ($)
Commitments and Contingencies (Textuals)
Annual rent			$ 7,200
Extended term date, description			May 31, 2015 to May 31, 2017		In March 2015, the term of the lease was extended to April 30, 2018.
Monthly rent			$ 575		$ 3,100	$ 120
Rental expense, operating leases								$ 40,685	$ 25,785
License expiration date					Oct. 31, 2017
Lease agreement, description						The monthly rental was $120 through March 2014 and $600 thereafter and continues on a month-to-month basis until terminated by either party with 30 days' notice.
Minimum [Member]
Commitments and Contingencies (Textuals)
Recoverable contingency patents allegedly infringed, percentage								0.00%
Maximum [Member]
Commitments and Contingencies (Textuals)
Recoverable contingency patents allegedly infringed, percentage								40.00%
Straight Path Spectrum [Member] | 39 GHz Economic Area [Member]
Commitments and Contingencies (Textuals)
License expiration date	Oct. 18, 2020
Straight Path Spectrum [Member] | LMDS 28 GHz range [Member] | NEW YORK
Commitments and Contingencies (Textuals)
License expiration date								Feb. 01, 2016
Straight Path Spectrum [Member] | LMDS 28 GHz range [Member] | Licenses expire on august 10, 2018 [Member]
Commitments and Contingencies (Textuals)
License expiration date								Aug. 10, 2018
Licenses to be expired | License								14
Straight Path Spectrum [Member] | LMDS 28 GHz range [Member] | Licenses expire on september 21,2018 [Member]
Commitments and Contingencies (Textuals)
License expiration date								Sep. 21, 2018
Licenses to be expired | License								118
Straight Path Spectrum [Member] | Former Chief Executive Officer [Member]
Commitments and Contingencies (Textuals)
Payments to be made from revenue, percentage								50.00%
Amount of maximum future payment for wireless spectrum licenses								$ 3,250,000
Settlement of obligation								8,000	$ 35,000
Straight Path IP Group [Member]
Commitments and Contingencies (Textuals)
Outstanding common stock of Straight Path IP Percentage							0.50%
Settlement of obligation								$ 18,300,000
Straight Path IP Group [Member] | Former Chief Executive Officer [Member]
Commitments and Contingencies (Textuals)
Outstanding common stock of Straight Path IP Percentage		5.00%
Compensatory damages		$ 35,000,000
Arbitration proceedings, collateral				$ 3,500,000