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Investments in Unconsolidated Entities (Tables)
3 Months Ended
Jun. 30, 2013
Investments In Unconsolidated Entities (Tables) [Abstract]  
Summary Of Investments In Unconsolidated Entities [Text Block]
  June 30, 2013 Six Months Ended June 30, Assets as of
  Percentage Ownership Properties 2013 Income (loss) 2012 Income (loss) June 30, 2013 December 31, 2012
Seniors housing triple-net(1) 10% to 49%  - $ 2,481 $ (2) $ 31,383 $ 34,618
Seniors housing operating 33% to 50%  93   (9,556)   (928)   552,389   217,701
Medical facilities 36% to 49%  13   3,877   3,919   184,965   186,617
Total     $ (3,198) $ 2,989 $ 768,737 $ 438,936
                 
(1) Asset amounts include an available-for-sale equity investment. See Note 16 for additional information.