Investments

3 Months Ended

Mar. 31, 2013

Investments [Abstract]

Investments

10. Investments

The following tables summarize the Company’s available-for-sale investments (in thousands) based on the maturity date of the securities:

March 31, 2013	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Short-term securities:
Corporate notes and bonds	$	1,562	$	—	$	—		$	1,562
U.S. Government and agency securities		2,511		—		(1	)		2,510
Commercial paper		799		—		—			799
		4,872		—	$	(1	)		4,871
Long-term securities:
Corporate notes and bonds		5,622		1		(4	)		5,619
U.S. Government and agency securities		1,296		—		—			1,296
		6,918		1		(4	)		6,915
Total	$	11,790	$	1	$	(5	)	$	11,786

The following table summarizes the maturities of the Company’s available-for-sale securities at March 31, 2013:

(in thousands)	Amortized Cost		Fair Value
Less than 1 year	$	4,872	$	4,871
Due in 1 to 2 years		6,918		6,915
Due in 2 to 5 years		—		—
Due after 5 years		—		—
Total	$	11,790	$	11,786