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Risk Management and Use of Derivative Financial Instruments - Interest Rate Swap and Caps Summary (Details) - Designated as hedging instrument - Cash Flow Hedging
$ in Thousands
Dec. 31, 2019
USD ($)
instrument
Derivative  
Fair Value $ 121
Interest rate swaps  
Derivative  
Number of Instruments | instrument 2
Derivative, Notional Amount $ 187,910
Fair Value $ 121
Interest rate caps  
Derivative  
Number of Instruments | instrument 3
Derivative, Notional Amount $ 171,385
Fair Value $ 0