Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2011

Summary of Significant Accounting Policies [Abstract]

Schedule of Impairment Amounts in Equity Method Investments by Reportable Segment[Table Text Block]

Reportable Segment	Impairment Amount
Central	$	6,963
Metro	64,060
United Kingdom	7,779
Total	$	78,802