Available For Sale Marketable Debt Securities

6 Months Ended

Jun. 30, 2012

Available-for-sale Securities [Abstract]

Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]

Note 4 - Available for Sale Marketable Debt Securities:

At June 30, 2012 and December 31, 2011, all of our investments in marketable debt securities were classified as available for sale and, as a result, were reported at their estimated fair values on the condensed consolidated balance sheets. Refer to Note 5 - “Fair Value Measurements.”  The following is a summary of amortized cost and estimated fair value of our marketable debt securities available for sale at June 30, 2012 ($ amounts in thousands):

			Unrealized				Estimated Fair
	Cost		Gain		(Loss)		Value
Corporate bonds	$	19,400	$	59	$	—	$	19,459

All available for sale marketable debt securities are classified as current on our condensed consolidated balance sheet as of June 30, 2012.

The following is a summary of amortized cost and estimated fair value of our investments in marketable debt securities available for sale at December 31, 2011 ($ amounts in thousands):

			Unrealized					Estimated Fair
	Cost		Gain		(Loss)			Value
Corporate bonds	$	25,680	$	53	$	(24	)	$	25,709

The following is a summary of the contractual maturities of our available for sale debt securities at June 30, 2012 ($ amounts in thousands):

	June 30, 2012
	Cost		Estimated Fair Value
Less than one year	$	15,786	$	15,814
Due between 1-2 years	2,700		2,730
Due between 2-5 years	914		915
Total	$	19,400	$	19,459