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Stockholders' Equity (Shares Available) (Details 2) | 12 Months Ended
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Aug. 31, 2017 shares
Stockholders' Equity [Abstract] |  |
Shares Available for Grant, Beginning Balance | 4,898,739 |
Shares authorized | 4,950,000 | [1]
SARS canceled | 1,357,386 |
Restricted stock awards granted, net of forfeitures | (1,022,811) | [2]
Shares Available for Grant, Ending Balance | 12,228,936 |
[1] | (1) In January 2017 , the Company’s stockholders approved increasing the maximum aggregate number of shares available for issuance under the 2011 Plan to 23,300,000.
[2] | (2) Represents the maximum number of shares that can be issued based on the achievement of certain performance criteria.

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- Definition The value of restricted stock granted less the value of restricted stock forfeited during the period. + References No definition available. + Details
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- Definition Number of additional shares authorized for issuance under an established share-based compensation plan. + References No definition available. + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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