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CONDENSED CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY - 9 months ended May 31, 2017 - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid-In Capital [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Treasury Stock [Member]
Total
Beginning balance at Aug. 31, 2016 $ 20 $ 145,936 $ 289,642 $ (27,298) $ (267,905) $ 140,395
Beginning balance, shares at Aug. 31, 2016 19,621,820       5,413,482 14,208,338
Issuance of common stock under share-based compensation plan, net of shares withheld for taxes   (1,144)       $ (1,144)
Issuance of common stock under share-based compensation plan, net of shares withheld for taxes, shares 60,063          
Stock-based compensation   3,543       3,543
Tax benefits from settlements of stock-based equity awards   1,432       1,432
Cash dividends ($1.40 per share)     (19,896)     (19,896)
Acquisition of treasury stock         $ (26,227) (26,227)
Acquisition of treasury stock, shares         244,973  
Foreign currency translation adjustment       (2,326)   (2,326)
Net income     38,562     38,562
Ending balance at May. 31, 2017 $ 20 $ 149,767 $ 308,308 $ (29,624) $ (294,132) $ 134,339
Ending balance, shares at May. 31, 2017 19,681,883       5,658,455 14,023,428