(3) SHORT-TERM INVESTMENTS

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 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	)

Unrealized losses from corporate bonds are primarily attributable to general changes in interest rates and market conditions. Management does not believe the unrealized losses represent other-than-temporary impairments based on our evaluation of available evidence as of December 31, 2012.

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

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	$	—