Investment in equity investees (Tables)

12 Months Ended

Dec. 31, 2012

Schedule Of Equity Method Investees [Table Text Block]

Years ended December 31,			2012		2011		2010
(in thousands)
Operating results:
	Total revenues	$	756,100	$	651,786	$	448,734
	Total expenses		532,720		539,202		288,132
	Income tax (benefit) expense		(36,914)		(16,656)		9,726
Net income		$	260,294	$	129,240	$	150,876
At December 31,					2012		2011
(in thousands)
Balance Sheet:
	Total assets			$	4,711,406	$	4,353,599
	Total liabilities			$	3,920,910	$	3,419,809