Commitments And Contingencies (Tables)
 12 Months Ended
Dec. 31, 2011
Commitments And Contingencies [Abstract]  
Future Minimum Rental Payments Of Ground Leases
Year
Amount
2012
$    367
2013
351
2014
367
2015
371
2016
371
2017 through 2084
16,318
   
Total
$18,145