Subsequent Events (Tables)

3 Months Ended

Oct. 31, 2016

SVB 2016 Modification Agreement [Member]

Subsequent Event [Line Items]

Schedule Of Leverage Ratios And Applicable Margins

	Applicable Margin
Total Leverage Ratio	for Prime Rate Loans
>  2.50 to 1.0:	1.50	%
>  1.75 to 1.00 but <=2.50 to 1.00:	1.00	%
<= 1.75 to 1.00:	0.50	%