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Consolidated Balance Sheets (Parenthetical) - $ / shares
Feb. 29, 2020
Feb. 28, 2019
Consolidated Balance Sheets    
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 10,000,000 10,000,000
Common stock, shares issued 5,668,043 5,668,043
Common stock, shares outstanding 5,075,120 5,075,120
Treasury stock, shares 592,923 592,923