Marketable Securities and Derivative Instruments (Tables)

12 Months Ended

Dec. 31, 2012

Unrealized Gain (Loss) on Investments [Abstract]

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

	Below is a summary of our marketable securities portfolio as of December 31, 2012 and 2011.
		As of December 31, 2012							As of December 31, 2011
					GAAP		Unrealized					GAAP		Unrealized
		Maturity	Fair Value		Cost		Gain		Maturity	Fair Value		Cost		Gain
Equity securities:
	J.C. Penney	n/a	$	366,291	$	366,291	$	-	n/a	$	653,228	$	591,069	$	62,159
	Other	n/a		31,897		12,021		19,876	n/a		30,568		14,585		15,983
Debt securities		n/a		-		-		-	04/13 - 10/18		57,525		53,941		3,584
			$	398,188	$	378,312	$	19,876		$	741,321	$	659,595	$	81,726