XML 109 R63.htm IDEA: XBRL DOCUMENT v2.4.0.8
Discontinued Operations (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Revenues of discontinued operations $ 15,468 $ 43,911 $ 50,696
Sold Centers in 2012 [Member]
     
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Real estate investment property, net $ 219,833