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Investments | 3 Months Ended
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Mar. 31, 2018
Investments, Debt and Equity Securities [Abstract] |
Investments | Investments The Company’s trading securities portfolio totaled $1.8 million at March 31, 2018, and $2.0 million at December 31, 2017, and generated realized gains of $200 and $51,000 for the three months ended March 31, 2018 and 2017, respectively.

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