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Mortgages Payable (Details 1) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Long-term Debt, Fiscal Year Maturity [Abstract]  
2013 $ 3,478
2014 12,730
2015 3,692
2016 12,520
2017 22,490
Thereafter 62,466
Total $ 117,376