Defined Contribution Plans	12 Months Ended
Jul. 31, 2013
Text Block [Abstract]
Defined Contribution Plans	Note 19—Defined Contribution Plans The Company maintains a 401(k) Plan available to all employees meeting certain eligibility criteria. The Plan permits participants to contribute up to 20% of their salary, not to exceed the limits established by the Internal Revenue Code. The Plan provides for discretionary matching contributions of 50%, up to the first 6% of compensation. The discretionary matching contributions vest over the first five years of employment. The Plan permits the discretionary matching contributions to be granted as of December 31 of each year. All contributions made by participants vest immediately into the participant’s account. In fiscal 2013 and fiscal 2012, the Company’s cost for contributions to the Plan was $1.1 million and $0.9 million, respectively. The Company did not incur any cost for contributions to the Plan in fiscal 2011. In fiscal 2013 and fiscal 2012, the Company contributed 51,861 shares and 92,843 shares, respectively, of the Company’s Class B common stock to the Plan for matching contributions. In fiscal 2011, the Company’s matching contributions were made using forfeited funds. The Company’s Class A common stock and Class B common stock are not investment options for the Plan’s participants.

Note 19—Defined Contribution Plans

The Company maintains a 401(k) Plan available to all employees meeting certain eligibility criteria. The Plan permits participants to contribute up to 20% of their salary, not to exceed the limits established by the Internal Revenue Code. The Plan provides for discretionary matching contributions of 50%, up to the first 6% of compensation. The discretionary matching contributions vest over the first five years of employment. The Plan permits the discretionary matching contributions to be granted as of December 31 of each year. All contributions made by participants vest immediately into the participant’s account. In fiscal 2013 and fiscal 2012, the Company’s cost for contributions to the Plan was $1.1 million and $0.9 million, respectively. The Company did not incur any cost for contributions to the Plan in fiscal 2011. In fiscal 2013 and fiscal 2012, the Company contributed 51,861 shares and 92,843 shares, respectively, of the Company’s Class B common stock to the Plan for matching contributions. In fiscal 2011, the Company’s matching contributions were made using forfeited funds. The Company’s Class A common stock and Class B common stock are not investment options for the Plan’s participants.