Marketable Securities (Details) (USD $)	6 Months Ended	12 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Schedule of Available-for-sale Securities [Line Items]
Aggregate Fair Value	$ 9,694,304	$ 8,073,108
Cost or Amortized Cost	9,690,276	8,069,698
Net Unrealized Gains	4,028	3,410
Government securities
Schedule of Available-for-sale Securities [Line Items]
Aggregate Fair Value	8,227,665	6,252,339
Cost or Amortized Cost	8,223,752	6,249,483
Net Unrealized Gains	3,913	2,856
Corporate debt securities
Schedule of Available-for-sale Securities [Line Items]
Aggregate Fair Value	1,466,639	1,820,769
Cost or Amortized Cost	1,466,524	1,820,215
Net Unrealized Gains	$ 115	$ 554