Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2013

Schedule of Available for Sale Securities Reconciliation

(in thousands)	September 30, 2013
	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
Municipal bonds	$	47,325		60		(28)	$	47,357
Corporate bonds		29,776		56		(9)		29,823
Certificates of deposit		2,442		1		(5)		2,438
	$	79,543		117		(42)	$	79,618
(in thousands)	December 31, 2012
	Amortized Cost		Unrealized     Gains		Unrealized     Losses		Fair Value
Municipal bonds	$	30,488		48		(10)	$	30,526
Corporate bonds		14,853		83		(2)		14,934
	$	45,341		131		(12)	$	45,460