Short - Term Investments (Tables)

12 Months Ended

Dec. 31, 2012

Short Term Investment

Available-for-sale investments as of December 31, 2012 were as follows:

(In thousands)	Cost basis		Gross unrealized gains		Gross unrealized losses			Fair value
Commercial paper	$	19,999	$	—	$	(4	)	$	19,995
Total available-for-sale investments	$	19,999	$	—	$	(4	)	$	19,995

Investments With Continuous Unrealized Losses And Related Fair Value

Investments with continuous unrealized losses for less than 12 months and their related fair values as of December 31, 2012 were as follows:

	Less than 12 months
(In thousands)	Fair value		Gross unrealized losses
Commercial paper	$	19,995	$	(4	)
Total	$	19,995	$	(4	)

Amortized Cost And Fair Value Of Fixed Maturity Available For Sale Securities By Investment Grade

The amortized cost and fair value of available-for-sale debt investments as of December 31, 2012, by contractual maturity, were as follows:

(In thousands)	Cost basis		Fair value
Due in 1 year or less	$	19,999	$	19,995
Total	$	19,999	$	19,995

Unrealized Holding Gains and Losses and Fair Value of Available For Sale Securities

The net unrealized holding gains (losses) on available-for-sale investments that have been included in other comprehensive income (loss) and the net gains (losses) reclassified from accumulated other comprehensive income (loss) into earnings for the year ended December 31, 2012 were as follows:

(In thousands)	2012
Net unrealized holding losses included in other comprehensive income	$	(4	)
Net gains (losses) reclassified from accumulated other comprehensive income (loss) into earnings	$	—