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Treasury Stock Repurchase (Details) | 3 Months Ended | 9 Months Ended
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Sep. 30, 2019 USD ($) shares | Sep. 30, 2019 USD ($) shares
Treasury Shares Repurchase [Abstract] |  |
Stock Repurchase Program, Authorized Amount | $ 7,500,000 | $ 7,500,000
Treasury Stock, Shares, Acquired | shares | (35,830) | 32,362
Average price of treasury shares repurchased during the period |  | $ 38.13

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