Investments (Tables)

6 Months Ended

Jun. 30, 2013

Investments Classified as Available-For-Sale

Investments classified as available-for-sale as of June 30, 2013 and December 31, 2012 were comprised of (in thousands):

			June 30, 2013								December 31, 2012
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value		Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Auction rate securities	$	1,175	$	635	$	-	$	1,810	$	1,175	$	409	$	-	$	1,584
Corporate debt securities		36,213		2		-		36,215		31,340		21		-		31,361
Total	$	37,388	$	637	$	-	$	38,025	$	32,515	$	430	$	-	$	32,945

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

+ References+ Details