Organization and Basis of Presentation (Tables)

9 Months Ended

Sep. 30, 2011

Organization and Basis of Presentation [Abstract]

Schedule of marketable securities available for sale

As of September 30, 2011 the Company classified the following marketable securities as available for sale (dollars in thousands):

	September 30, 2011
			Gross
	Amortized		Unrealized
	Cost		Gain/(Loss)			Fair Value
Investment-grade unsecured bonds	$	3,611	$	373		$	3,984
Investment funds - US treasuries		11,789		145			11,934
Common stock		14,513		(319	)		14,194
Total	$	29,913	$	199		$	30,112

	December 31, 2010
			Gross
	Amortized		Unrealized
	Cost		Gain		Fair Value
Investment-grade unsecured bonds	$	22,243	$	4,403	$	26,646
Investment funds - US treasuries		14,345		582		14,927
Common stock		8,638		112		8,750
Total	$	45,226	$	5,097	$	50,323