Amount paid for related party shares received in connection with restricted stock.

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The Number of related party shares received in connection with restricted stock.

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Related party transaction billings to related party for services.

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Related party transaction lease annual rent payments to related party.

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Related party transaction lessee leasing arrangements operating leases renewal term.

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Related party transaction lessee leasing arrangements operating leases term of contract.

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This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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Costs of sales and operating expenses for the period incurred from transactions with related parties.

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Amounts due from an Entity employee, not to include stockholders or officers, which are usually due within 1 year (or 1 business cycle).

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Amount receivable from related parties classified as other, due within one year or the normal operating cycle, if longer.

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Amounts due to recorded owners or owners with a beneficial interest of more than 10 percent of the voting interests or officers of the company. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period.

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Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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Related Party Transactions (Details Textual) - USD ($)	1 Months Ended			12 Months Ended
Related Party Transactions (Details Textual) - USD ($)	Oct. 31, 2015	Sep. 30, 2015	Nov. 01, 2012	Jul. 31, 2017	Jul. 31, 2016	Jul. 31, 2015
Related Party Transactions (Textual)
Number of Straight Path Class B common stock received						64,624
Amount paid for Straight Path Class B common stock received						$ 2,100,000
Annual rent payment			$ 69,025
Lease period			1 year
Lease renewal period			1 year
Outstanding net loan receivable from employees				$ 200,000	$ 200,000
Sale of shares		$ 2,600,000		47,996,000	35,011,000	24,126,000
Gain on sale of shares	$ 500,000			300,000	500,000
Straight Path [Member]
Related Party Transactions (Textual)
Receivable from subsidiaries included in other current assets
Cost and expenses related to services						1,100,000
Jonas Media Group [Member]
Related Party Transactions (Textual)
Receivable from subsidiaries included in other current assets				22,000	6,000
Rent received for office space, connectivity and other services				22,000	22,000	21,000
Zedge [Member]
Related Party Transactions (Textual)
Receivable from subsidiaries included in other current assets				100,000	300,000
Cost and expenses related to services				$ 1,000,000	600,000
Number of Straight Path Class B common stock received				23,227
IGM Brokerage Corp. [Member]
Related Party Transactions (Textual)
Commissions and fees from payment by company				$ 24,000	22,000	20,000
Howard Jonas [Member]
Related Party Transactions (Textual)
Payable to officer					92,400
Rafael Pharmaceuticals, Inc. [Member]
Related Party Transactions (Textual)
Receivable from subsidiaries included in other current assets				600,000
Cost and expenses related to services				600,000
Genie and Subsidiaries [Member]
Related Party Transactions (Textual)
Receivable from subsidiaries included in other current assets				200,000	300,000
Cost and expenses related to services				1,600,000	2,200,000	3,600,000
Mason and Company [Member]
Related Party Transactions (Textual)
Commissions and fees from payment by company				$ 22,000	$ 24,000	$ 18,000