Investments (Tables)

9 Months Ended

Sep. 30, 2013

Investments, All Other Investments [Abstract]

Available-for-sale investments

The following table summarizes the maturities of the Company’s available-for-sale investments at September 30, 2013:

		Amortized Cost		Gross Unrealized Gains	Gross Unrealized Losses		Fair Value
Asset-backed securities	$	500,086	$	182	—	$	500,268
Corporate notes and bonds		10,448,887		10,725	—		10,459,612
Total	$	10,948,973	$	10,907	—	$	10,959,880

The following table summarizes the maturities of the Company’s available-for-sale securities at September 30, 2013:

		Amortized Cost		Fair Value
Due in less than 1 year	$	3,649,931	$	3.649,869
Due in 1 to 2 years		7,299,042		7,310,011
Total	$	10,948,973	$	10,959,880