Organization and Basis of Presentation (Tables)

6 Months Ended

Jun. 30, 2011

Organization and Basis of Presentation [Abstract]

Schedule of marketable securities available for sale

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

	June 30, 2011
	Amortized Cost		Gross Unrealized Gain/(Loss)		Fair Value
Investment-grade unsecured bonds	$	3,608	$	427	$	4,035
Investment funds - US treasuries		10,549		164		10,713
Common stock		14,513		2,096		16,609
Total	$	28,670	$	2,687	$	31,357

	December 31, 2010
	Amortized Cost		Gross Unrealized Gain/(Loss)		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