Fair Value Measurement (Details) - USD ($) |
Jun. 30, 2017 |
Dec. 31, 2016 |
---|---|---|
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
Bank deposits | $ 2,261,474 | $ 1,352,541 |
Money market funds | 53,159 | 53,285 |
Cash and cash equivalents | 2,314,633 | 1,405,826 |
Total | 2,314,633 | 1,405,826 |
Level 1 | ||
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
Bank deposits | 2,261,474 | 1,352,541 |
Money market funds | 53,159 | 53,285 |
Cash and cash equivalents | 2,314,633 | 1,405,826 |
Total | 2,314,633 | 1,405,826 |
Level 2 | ||
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
Bank deposits | 0 | 0 |
Money market funds | 0 | 0 |
Cash and cash equivalents | 0 | 0 |
Total | $ 0 | $ 0 |