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Stock-Based Compensation (Stock Option Activity) (Details) - Stock Options [Member] - $ / shares
6 Months Ended
Feb. 28, 2017
Number of Stock Options, Outstanding at August 31, 2016 631,250
Number of Stock Options, Granted
Number of Stock Options, Exercised (62,500)
Number of Stock Options, Forfeited
Number of Stock Options, Outstanding at February 28, 2017 568,750
Number of Stock Options, Options vested and exercisable at February 28, 2017 568,750
Weighted Average Exercise Price Per Share, Outstanding at August 31, 2016 $ 11.41
Weighted Average Exercise Price Per Share, Granted
Weighted Average Exercise Price Per Share, Exercised 9.00
Weighted Average Exercise Price Per Share, Forfeited
Weighted Average Exercise Price Per Share, Outstanding at February 28, 2017 11.67
Weighted Average Exercise Price Per Share, Options vested and exercisable at February 28, 2017 $ 11.67