Amount recovered from patent infringers paid to law firms terms.

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Maximum future payment for wireless spectrum licenses.

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Option to purchase percentage of outstanding shares percentage during the peroid.

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Payments from future revenues from spectrum, Percentage.

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Percentage of amount recovered from patent infringers paid to law firms.

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Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

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Description of the nature and terms of commitment.

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Commitments and Contingencies (Details) (USD $)	1 Months Ended		9 Months Ended	1 Months Ended	3 Months Ended		9 Months Ended	0 Months Ended
Commitments and Contingencies (Details) (USD $)	Mar. 31, 2015	May 31, 2015	Apr. 30, 2015	Jun. 30, 2013	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2014	Mar. 15, 2013
Commitments and Contingencies (Textual)
Annual rent	$ 37,000us-gaap_OperatingLeasesRentExpenseNet
Extended term date, description	October 31, 21017 to April 30, 2018.
Subsequent Event [Member]
Commitments and Contingencies (Textual)
Annual rent		7,000
Extended term date, description		May 31, 2015 to May 31, 2017.
Maximum [Member]
Commitments and Contingencies (Textual)
Recoverable contingency patents allegedly infringed, percentage			40.00%
Minimum [Member]
Commitments and Contingencies (Textual)
Recoverable contingency patents allegedly infringed, percentage			0.00%
Straight Path Spectrum [Member] \| Former Chief Executive Officer [Member]
Commitments and Contingencies (Textual)
Payments to be made from revenue, percentage				50.00%
Amount of maximum future payment for wireless spectrum licenses				3,250,000
Settlement of obligation			44,000		3,000	33,000	87,000
Straight Path IP [Member]
Commitments and Contingencies (Textual)
Settlement of litigation, description			Straight Path IP Group generally pays law firms that represent it in litigation against alleged infringers of its intellectual property rights a percentage of the amounts recovered ranging from 0% to 40% depending on several factors.
Straight Path IP [Member] \| Former Chief Executive Officer [Member]
Commitments and Contingencies (Textual)
Outstanding common stock of Straight Path IP Percentage								5.00%
Compensatory damages								$ 35,000,000