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SCHEDULE III - REAL ESTATE AND ACCUMULATED DEPRECIATION - Depreciable Lives (Details)
12 Months Ended
Dec. 31, 2017
Building  
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]  
Depreciation Life 40 years
Land Improvements  
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]  
Depreciation Life 20 years
Minimum | Building Improvements  
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]  
Depreciation Life 5 years
Maximum | Building Improvements  
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]  
Depreciation Life 20 years