Income Taxes	3 Months Ended
Oct. 31, 2015
Income Taxes [Abstract]
Income Taxes	Note 7—Income Taxes Because of the way it is structured, Straight Path and its subsidiaries file the following income tax returns. Straight Path Spectrum files its own tax returns. There is no provision for Straight Path Spectrum for Fiscal 2016 and Fiscal 2015 as it incurred a taxable loss in both periods. In addition, there is a 100% valuation allowance against the net operating losses generated by Straight Path Spectrum at both October 31, 2015 and 2014. The operations of Straight Path IP Group are included in the consolidated tax return of Straight Path. There is no provision for Straight Path for Fiscal 2016 as it incurred a taxable loss. In addition, there is a 100% valuation allowance against the net operating losses generated by Straight Path at October 31, 2015. The provision in Fiscal 2016 represents state income taxes. The provision in Fiscal 2015 represents estimated accrual of federal and state income taxes.

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319

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