Marketable Securities (Tables)

3 Months Ended

Mar. 31, 2015

Investments, Debt and Equity Securities [Abstract]

Schedule Of Available For Sale Securities

The cost and fair values of the Company’s available-for-sale marketable securities as of March 31, 2015, are as follows: 

	Aggregate Fair Value		Cost or Amortized Cost		Net Unrealized Gains/(losses)
Government securities	$	5,887,262	$	5,884,616	$	2,646
Corporate debt securities	5,041,367		5,041,402		(35		)
Marketable Securities	$	10,928,629	$	10,926,018	$	2,611

The cost and fair values of the Company’s available-for-sale marketable securities as of December 31, 2014, are as follows: 

	Aggregate Fair Value		Cost or Amortized Cost		Net Unrealized Losses
Government securities	$	6,740,825	$	6,741,466	$	(641	)
Corporate debt securities	4,159,897		4,160,664		(767		)
Marketable Securities	$	10,900,722	$	10,902,130	$	(1,408	)