Stockholders' Equity, Restricted Stock, Stock Options and Noncontrolling Intrests (Convertible Preferred Stock Tables) (Details)	12 Months Ended			12 Months Ended						12 Months Ended						12 Months Ended						12 Months Ended						12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012	Dec. 30, 2011 Five Point Seven Five Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 30, 2010 Five Point Seven Five Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 31, 2012 Five Point Seven Five Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 31, 2011 Five Point Seven Five Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 31, 2010 Five Point Seven Five Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 31, 2009 Five Point Seven Five Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 30, 2011 Five Point Seven Five Percent Cumulative Convertible Preferred Stock Series A	Dec. 30, 2010 Five Point Seven Five Percent Cumulative Convertible Preferred Stock Series A	Dec. 31, 2012 Five Point Seven Five Percent Cumulative Convertible Preferred Stock Series A	Dec. 31, 2011 Five Point Seven Five Percent Cumulative Convertible Preferred Stock Series A	Dec. 31, 2010 Five Point Seven Five Percent Cumulative Convertible Preferred Stock Series A	Dec. 31, 2009 Five Point Seven Five Percent Cumulative Convertible Preferred Stock Series A	Dec. 30, 2011 Four Point Five Zero Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 30, 2010 Four Point Five Zero Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 31, 2012 Four Point Five Zero Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 31, 2011 Four Point Five Zero Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 31, 2010 Four Point Five Zero Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 31, 2009 Four Point Five Zero Percentage Cumulative Convertible Preferred Stock [Member]	Dec. 30, 2011 Five Point Zero Zero Percentage Cumulative Convertible Preferred Stock Series Two Thousand And Five B [Member]	Dec. 30, 2010 Five Point Zero Zero Percentage Cumulative Convertible Preferred Stock Series Two Thousand And Five B [Member]	Dec. 31, 2012 Five Point Zero Zero Percentage Cumulative Convertible Preferred Stock Series Two Thousand And Five B [Member]	Dec. 31, 2011 Five Point Zero Zero Percentage Cumulative Convertible Preferred Stock Series Two Thousand And Five B [Member]	Dec. 31, 2010 Five Point Zero Zero Percentage Cumulative Convertible Preferred Stock Series Two Thousand And Five B [Member]	Dec. 31, 2009 Five Point Zero Zero Percentage Cumulative Convertible Preferred Stock Series Two Thousand And Five B [Member]	Dec. 30, 2011 Five Point Zero Zero Percent Cumulative Convertible Preferred Stock Series Two Thousand And Five [Member]	Dec. 30, 2010 Five Point Zero Zero Percent Cumulative Convertible Preferred Stock Series Two Thousand And Five [Member]	Dec. 31, 2010 Five Point Zero Zero Percent Cumulative Convertible Preferred Stock Series Two Thousand And Five [Member]	Dec. 31, 2011 Five Point Zero Zero Percent Cumulative Convertible Preferred Stock Series Two Thousand And Five [Member]	Dec. 31, 2009 Five Point Zero Zero Percent Cumulative Convertible Preferred Stock Series Two Thousand And Five [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Preferred stock, shares outstanding (shares)	7,251,515	2,559,000	7,251,515			1,497,000	1,497,000	1,500,000	0			1,100,000	1,100,000	1,100,000	0			2,559,000	2,559,000	2,559,000	2,559,000			2,096,000	2,096,000	2,096,000	2,096,000			0	0	5,000
Stock Issued During Period, Shares, Conversion of Convertible Securities	3,000			(3,000)	0					0	0					0	0					0	0					0	5,000	5,000
Preferred Stock Issued					1,500,000						1,100,000						0						0						0
Conversion of Stock, Original Stock, Dividend Rate		0.00%					0.00%
Conversion of Stock, Shares Issued	111,000	21,000