Basis of Presentation and Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Basis of Presentation and Significant Accounting Policies [Abstract]

Non Cash Impairment And Other Losses [Table Text Block]

(Amounts in thousands)			For the Year Ended December 31,
			2014		2013			2012
Impairment losses		$	-	$	19,000		$	14,538
Acquisition related costs			33,391		24,857	(1)		11,248
		$	33,391	$	43,857		$	25,786
(1)	Includes a $10,949 prepayment penalty in connection with the repayment of the mortgage loan upon the acquisition of 655 Fifth Avenue.