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Summary of Significant Accounting Policies - Narrative (Details) - USD ($)
3 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Accrual for tax uncertainties $ 0 $ 0
Minimum | Buildings, Land Improvements, and Building Improvements [Member]    
Useful life 15 years  
Minimum | Furniture, fixtures and equipment    
Useful life 1 year  
Maximum | Buildings, Land Improvements, and Building Improvements [Member]    
Useful life 40 years  
Maximum | Furniture, fixtures and equipment    
Useful life 10 years