Marketable Securities and Derivative Instruments (Tables)

6 Months Ended

Jun. 30, 2013

Unrealized Gain (Loss) on Investments [Abstract]

Unrealized Gain (Loss) on Investments [Table Text Block]

(Amounts in thousands)		As of June 30, 2013						As of December 31, 2012
				GAAP		Unrealized				GAAP		Unrealized
		Fair Value		Cost		Gain		Fair Value		Cost		Gain
Equity securities:
	Lexington	$	215,718	$	72,549	$	143,169	$	-	$	-	$	-
	J.C. Penney		146,615		129,704		16,911		366,291		366,291		-
	Other		40,602		12,112		28,490		31,897		12,465		19,432
		$	402,935	$	214,365	$	188,570	$	398,188	$	378,756	$	19,432