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Derivative Instruments and Hedging Activities (Currency Forwards and Interest Rate Cap - Text) (Details) - USD ($)
$ in Millions
Apr. 14, 2014
Mar. 27, 2012
Apr. 13, 2014
First mortgage loan [Member] | London Interbank Offered Rate (LIBOR) [Member]      
Derivative [Line Items]      
Variable rate description   30-day LIBOR  
Not designated as hedging instrument [Member] | 30-day LIBOR [Member]      
Derivative [Line Items]      
Interest rate cap interest rate     7.00%
Not designated as hedging instrument [Member] | First mortgage loan [Member] | Interest rate cap [Member] | Mortgages [Member]      
Derivative [Line Items]      
Derivative, notional amount     $ 48.7
Not designated as hedging instrument [Member] | 2012 CMBS loan [Member] | London Interbank Offered Rate (LIBOR) [Member]      
Derivative [Line Items]      
Variable rate description 30-day LIBOR