Amount recovered from patent infringers paid to law firms terms.

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Cumulative amount paid for payment from future revenues from spectrum obligation.

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Date which license is set to establish a new expiration date must be form in CCYY-MM-DD format.

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Number of licenses to be expired.

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Litigation Settlement Collateral Amount.

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Maximum aggregate amount of payments from future revenues from spectrum.

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Maximum future payment for wireless spectrum licenses.

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- Definition

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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Transferred value of licenses intangible asset.

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No definition available.

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Amount of gain (loss) on sale or disposal of other assets.

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Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

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Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

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

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Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

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Amount of damages paid to the plaintiff in the legal matter.

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

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Description of the terms of a settlement agreement which resolved the legal matter, including the nature of the consideration, timing of payment, and the nature of rights obtained or lost (for example, but not limited to, patent, trademark, copyright, license and franchise rights).

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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Cash payments to lessor's for use of assets under operating leases.

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Commitments and Contingencies (Details) (USD $)	12 Months Ended		1 Months Ended	12 Months Ended			0 Months Ended	1 Months Ended	12 Months Ended				0 Months Ended	12 Months Ended		0 Months Ended	12 Months Ended
Commitments and Contingencies (Details) (USD $)	Jul. 31, 2014	Jul. 31, 2013	Oct. 31, 2014 Subsequent Event [Member]	Jul. 31, 2013 Former Chief Executive Officer [Member]	Jul. 31, 2013 Straight Path Spectrum [Member]	Jul. 31, 2012 Straight Path Spectrum [Member]	Jun. 06, 2013 Straight Path Spectrum [Member] Former Chief Executive Officer [Member]	Jun. 30, 2013 Straight Path Spectrum [Member] Former Chief Executive Officer [Member]	Jul. 31, 2013 Straight Path Spectrum [Member] 39 GHz Economic Area [Member]	Jul. 31, 2013 Straight Path Spectrum [Member] LMDS 28 GHz range [Member] Licenses expire on august 10, 2018 [Member] License	Jul. 31, 2013 Straight Path Spectrum [Member] LMDS 28 GHz range [Member] Licenses expire on september 21,2018 [Member] License	Jul. 31, 2013 Straight Path Spectrum [Member] NEW YORK LMDS 28 GHz range [Member]	Apr. 15, 2013 Straight Path IP Group [Member]	Jul. 31, 2014 Straight Path IP Group [Member]	Jul. 31, 2013 Straight Path IP Group [Member]	Mar. 15, 2013 Straight Path IP Group [Member] Former Chief Executive Officer [Member]	Jul. 31, 2014 Straight Path IP Group [Member] Former Chief Executive Officer [Member]
Commitments and Contingencies (Textual)
Outstanding common stock of Straight Path IP Percentage													0.50%			5.00%
Compensatory damages																$ 35,000,000
Arbitration proceedings, collateral																5,000,000,000
Cash payment							1,500,000
Description of future payment							The future payments shall equal 50% of revenues, net of certain expenses, received from such activities with respect to the covered licenses that are to be retained by Straight Path Spectrum, up to a maximum of $3.25 million.
Amount of maximum future payment for wireless spectrum licenses							3,250,000
Transferred value of licenses, intangible asset				350,000
Loss on settlement of Straight Path Spectrum legal proceedings		(1,150,000)		1,200,000	(1,150,000)
Gain on settlement of rights in wireless spectrum		150,000			150,000	5,330,000
License and settlement, amount														16,700,000	800,000
Settlement expenses														8,800,000
Monthly rent	575
Aggregate rent	8,800		2,390
Rental expense, operating leases	22,000	13,000
License expiration date									Oct. 18, 2020	Aug. 10, 2018	Sep. 21, 2018	Feb. 01, 2016
Licenses to be expired										14	118
Maximum aggregate amount to be covered from revenue								3,250,000
Payments to be made from revenue, percentage								50.00%
Cumulative amount paid for payment from future revenues from spectrum obligation																	$ 112,000
Settlement of litigation, description														Intellectual property rights a percentage of the amounts recovered ranging from 0% to 40% depending on several factors.