Marketable Securities (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2016 |
|
| Schedule of Available-for-sale Securities [Line Items] | ||
| Aggregate Fair Value | $ 7,420,042 | $ 0 |
| Cost or Amortized Cost | 7,423,448 | |
| Net Unrealized Losses | (3,406) | |
| Government securities | ||
| Schedule of Available-for-sale Securities [Line Items] | ||
| Aggregate Fair Value | 6,560,303 | |
| Cost or Amortized Cost | 6,562,792 | |
| Net Unrealized Losses | (2,489) | |
| Corporate debt securities | ||
| Schedule of Available-for-sale Securities [Line Items] | ||
| Aggregate Fair Value | 859,739 | |
| Cost or Amortized Cost | 860,656 | |
| Net Unrealized Losses | $ (917) |