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v3.10.0.1

Fair Value Measurements (Details) | 6 Months Ended
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Jun. 30, 2018 USD ($)
Cash, Adjusted Cost | $ 1,073,436
Cash, Change in Fair Value |
Cash, Fair Value | 1,073,436
Cash, Cash and Cash Equivalents | 1,073,436
Cash, Digital Tokens |
Certificates of deposit, Adjusted Cost | 250,015
Certificates of deposit, Change in Fair Value |
Certificates of deposit, Fair Value | 250,015
Certificates of deposit, Cash and Cash Equivalents | 250,015
Certificates of deposit, Digital Tokens |
Adjusted Cost | 11,106,964
Change in Fair Value | (1,959,404)
Fair Value | 9,147,560
Cash and Cash Equivalents | 7,738,837
Digital Tokens | 1,408,723
Level 1 [Member] |
Adjusted Cost | 9,783,513
Change in Fair Value | (1,959,404)
Fair Value | 7,824,109
Cash and Cash Equivalents | 6,415,386
Digital Tokens | 1,408,723
Level 1 [Member] | Digital Tokens [Member] |
Adjusted Cost | 3,368,127
Change in Fair Value | (1,959,404)
Fair Value | 1,408,723
Cash and Cash Equivalents |
Digital Tokens | 1,408,723
Level 1 [Member] | U.S. Treasury securities [Member] |
Adjusted Cost | 5,714,143
Change in Fair Value |
Fair Value | 5,714,143
Cash and Cash Equivalents | 5,714,143
Digital Tokens |
Level 1 [Member] | Money market funds [Member] |
Adjusted Cost | 701,243
Change in Fair Value |
Fair Value | 701,243
Cash and Cash Equivalents | 701,243
Digital Tokens |

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