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Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Aug. 31, 2015	Aug. 31, 2014	Aug. 31, 2013
Earnings Per Share [Abstract]
Net income	$ 11,116	$ 18,067	$ 14,319
Basic weighted average shares outstanding	16,742	16,720	17,348
Stock options and other share-based awards	181	227	91
Common stock warrants			532
Diluted weighted average shares outstanding	16,923	16,947	17,971
Net income per share, Basic	$ 0.66	$ 1.08	$ 0.83
Net income per share, Diluted	$ 0.66	$ 1.07	$ 0.80

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