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Consolidated Balance Sheets (Parenthetical) - $ / shares | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Stockholders Equity: |  |
Preferred stock, par value | $ 0.01 | $ 0.01
Preferred stock, shares authorized | 10,000,000 | 10,000,000
Preferred stock, shares outstanding | 0 | 0
Common stock, par value | $ 0.01 | $ 0.01
Common stock, shares authorized | 20,000,000 | 20,000,000
Common stock, shares outstanding | 7,980,516 | 7,877,945
Treasury Stock, Shares | 3,810,929 | 3,806,355

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