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Summary of Significant Accounting and Reporting Policies (Schedule of Unrealized Losses on Investments) (Details) - USD ($) | Dec. 31, 2018 | Dec. 31, 2017
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Accounting Policies [Abstract] |  |
Aggregate Unrealized Losses, Less than one year | $ 365,824 | $ 263,655
Aggregate Fair Value, Less than one year | 68,722,980 | 31,223,557
Aggregate Unrealized Losses, Greater than one year | 433 | 104,182
Aggregate Fair Value, Greater than one year | 3,000,000 | 285,077
Aggregate Unrealized Losses, Total | 366,257 | 367,837
Aggregate Fair Value, Total | $ 71,722,980 | $ 31,508,634

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27337-111563 + Details
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