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Schedule III (Details) - USD ($)
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2019
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       $ 2,609,829,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       634,771,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       3,611,564,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       147,880,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       635,757,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       3,746,565,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       11,893,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross $ 4,394,215,000 $ 3,672,715,000 $ 2,735,342,000 4,394,215,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (421,551,000) (272,042,000) (172,756,000) (421,551,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 3,672,715,000 2,735,342,000 1,965,487,000  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Acquisition Through Foreclosure 679,423,000 1,003,791,000 855,115,000  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Improvements 39,259,000 56,007,000 39,908,000  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Addition 3,628,000 (123,000) 8,388,000  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Write-down or Reserve, Amount (261,000) (438,000) (7,719,000)  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Deduction (549,000) (121,864,000) (125,837,000)  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 4,394,215,000 3,672,715,000 2,735,342,000  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (272,042,000) (172,756,000) (103,815,000)  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Depreciation Expense (149,884,000) (125,849,000) (86,018,000)  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Other Deduction 261,000 438,000 2,185,000  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Investment in Real Estate Sold 114,000 26,125,000 14,892,000  
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (421,551,000) $ (272,042,000) $ (172,756,000)  
Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       1,173,901,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       186,690,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       1,540,576,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       34,576,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       186,328,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       1,572,746,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       2,768,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 1,761,842,000     1,761,842,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (238,827,000)     (238,827,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 1,761,842,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (238,827,000)      
Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       621,090,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       285,540,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       790,134,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       21,978,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       285,590,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       811,657,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       405,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 1,097,652,000     1,097,652,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (87,785,000)     (87,785,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 1,097,652,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (87,785,000)      
Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       565,254,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       101,391,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       832,171,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       82,917,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       102,689,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       905,632,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       8,158,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 1,016,479,000     1,016,479,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (52,737,000)     (52,737,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 1,016,479,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (52,737,000)      
Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       249,584,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       61,150,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       448,683,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       8,409,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       61,150,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       456,530,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       562,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 518,242,000     518,242,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (42,202,000)     (42,202,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 518,242,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (42,202,000)      
Summit Crossing [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       37,651,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,450,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       27,705,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       2,104,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,450,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       29,775,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       34,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 33,259,000     33,259,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (10,013,000)     (10,013,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 33,259,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (10,013,000)      
retreat at greystone [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       28,796,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,809,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       40,481,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,465,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,809,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       41,873,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       73,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 46,755,000     46,755,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,017,000)     (6,017,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 46,755,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,017,000)      
Champions Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       27,400,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       12,813,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       33,399,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       3,150,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       12,813,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       36,549,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 49,362,000     49,362,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,580,000)     (5,580,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 49,362,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,580,000)      
Aldridge at Town Village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       19,276,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,375,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       25,939,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       324,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,375,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       26,263,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 30,638,000     30,638,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,411,000)     (3,411,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 30,638,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,411,000)      
Green Park [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       38,525,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,478,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       49,211,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       378,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,478,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       49,589,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 57,067,000     57,067,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,676,000)     (6,676,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 57,067,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,676,000)      
woodstock retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       2,877,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,751,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       3,800,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       657,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,751,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       4,457,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 6,208,000     6,208,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,145,000)     (1,145,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 6,208,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,145,000)      
armour yards [Domain] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       40,000,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       6,756,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       54,534,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       318,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       6,756,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       54,852,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 61,608,000     61,608,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,684,000)     (3,684,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 61,608,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,684,000)      
SoL [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       35,656,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,441,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       43,830,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,193,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,441,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       45,006,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       17,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 52,464,000     52,464,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,028,000)     (6,028,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 52,464,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,028,000)      
Summit II [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       13,221,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,220,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       15,852,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       465,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,220,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       16,302,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       15,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 19,537,000     19,537,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,472,000)     (4,472,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 19,537,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,472,000)      
McNeil Ranch [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       33,382,000
Vineyards Apartments [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       20,704,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,456,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       46,201,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,936,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,456,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       48,137,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 53,593,000     53,593,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (9,768,000)     (9,768,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 53,593,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (9,768,000)      
Cypress [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       26,313,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,242,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       30,093,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       598,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,242,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       30,691,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 33,933,000     33,933,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,415,000)     (7,415,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 33,933,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,415,000)      
Northpointe [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       28,076,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,921,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       37,203,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       805,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,921,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       38,008,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 41,929,000     41,929,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (8,905,000)     (8,905,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 41,929,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (8,905,000)      
lakewood ranch [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       31,094,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,791,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       42,950,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       716,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,791,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       43,648,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       18,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 47,457,000     47,457,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (8,797,000)     (8,797,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 47,457,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (8,797,000)      
Lely [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       20,089,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,675,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       43,794,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,038,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,675,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       44,752,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       80,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 52,507,000     52,507,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (9,437,000)     (9,437,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 52,507,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (9,437,000)      
citypark view II [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       38,871,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,559,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       28,360,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       389,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,559,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       28,748,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       1,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 32,308,000     32,308,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,480,000)     (6,480,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 32,308,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,480,000)      
Mansions at Creekside [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       41,079,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,984,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       48,989,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,435,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,984,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       50,424,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 56,408,000     56,408,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (10,603,000)     (10,603,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 56,408,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (10,603,000)      
Citi Lakes [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       19,800,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,558,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       56,828,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,122,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,558,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       57,828,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       122,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 63,508,000     63,508,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (11,192,000)     (11,192,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 63,508,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (11,192,000)      
stone creek [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,211,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       22,916,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       85,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,211,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       23,001,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 25,212,000     25,212,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,758,000)     (3,758,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 25,212,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,758,000)      
Regent at Lenox [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       17,114,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       301,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       3,493,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       58,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       301,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       3,551,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 3,852,000     3,852,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (600,000)     (600,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 3,852,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (600,000)      
Retreat at Lenox [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       38,813,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,965,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       24,211,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       181,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,860,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       24,492,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       5,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,357,000     27,357,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,473,000)     (4,473,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,357,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,473,000)      
Lenox Village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       70,607,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,612,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       39,911,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,353,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,355,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       41,509,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       12,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 45,876,000     45,876,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,054,000)     (7,054,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 45,876,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,054,000)      
baldwin park [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       30,246,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       17,403,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       90,464,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       7,001,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       17,403,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       95,796,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       1,669,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 114,868,000     114,868,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (13,914,000)     (13,914,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 114,868,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (13,914,000)      
crosstown walk [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       38,428,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,178,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       39,332,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       564,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,178,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       39,896,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 45,074,000     45,074,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,525,000)     (7,525,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 45,074,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,525,000)      
overton rise [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       64,519,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       8,511,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       50,996,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       684,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       8,511,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       51,680,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 60,191,000     60,191,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,524,000)     (7,524,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 60,191,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,524,000)      
Avalon Park [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,410,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       82,349,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       3,308,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,410,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       85,341,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       316,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 93,067,000     93,067,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (13,002,000)     (13,002,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 93,067,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (13,002,000)      
City Vista [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       33,674,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,082,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       41,486,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       292,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,082,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       41,709,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       69,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 45,860,000     45,860,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,105,000)     (7,105,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 45,860,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,105,000)      
Sorrel [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       31,449,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,412,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       42,217,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       895,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,412,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       43,112,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 47,524,000     47,524,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,060,000)     (7,060,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 47,524,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,060,000)      
citrus village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       34,053,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,077,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       44,462,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       779,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,077,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       45,241,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 49,318,000     49,318,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,664,000)     (7,664,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 49,318,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,664,000)      
founders village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       30,202,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,315,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       38,761,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       791,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,315,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       39,540,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       12,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 44,867,000     44,867,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,292,000)     (5,292,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 44,867,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,292,000)      
claiborne crossing [Domain] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       25,948,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,147,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       37,579,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,275,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,147,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       38,854,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 41,001,000     41,001,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,987,000)     (7,987,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 41,001,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,987,000)      
Luxe at Lakewood Ranch [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       37,662,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,852,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       51,033,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       496,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,852,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       51,529,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 56,381,000     56,381,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,992,000)     (5,992,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 56,381,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,992,000)      
adara [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       30,624,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,854,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       42,030,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       372,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,854,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       42,402,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 45,256,000     45,256,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,917,000)     (6,917,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 45,256,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,917,000)      
reserve at Summit Crossing [Member] [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       36,569,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,122,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       45,418,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       381,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,122,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       45,799,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 52,921,000     52,921,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,900,000)     (6,900,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 52,921,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,900,000)      
Overlook at Crosstown Walk [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       21,450,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,309,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       28,014,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       168,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,309,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       28,182,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 31,491,000     31,491,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,332,000)     (3,332,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 31,491,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,332,000)      
Colony at centerpointe [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       32,120,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,259,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       38,199,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       986,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,259,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       39,185,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 46,444,000     46,444,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,653,000)     (4,653,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 46,444,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,653,000)      
Lux at Sorrel [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       30,474,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,332,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       42,531,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       559,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,332,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       43,090,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 48,422,000     48,422,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,593,000)     (4,593,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 48,422,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,593,000)      
hidden river [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       40,903,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,600,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       52,930,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       282,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,600,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       53,209,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       3,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 58,812,000     58,812,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,398,000)     (3,398,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 58,812,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,398,000)      
vestavia reserve [Domain] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       37,130,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,140,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       54,206,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       615,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,140,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       54,807,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       14,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 58,961,000     58,961,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,266,000)     (3,266,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 58,961,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,266,000)      
City Park II [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       23,767,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,816,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       27,528,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       321,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,816,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       27,840,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       9,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 33,665,000     33,665,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,876,000)     (1,876,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 33,665,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,876,000)      
Artisan at Viera [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       39,824,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,839,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       58,791,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       161,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,839,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       58,815,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       137,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 63,791,000     63,791,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,101,000)     (1,101,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 63,791,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,101,000)      
Five Oaks At Westchase [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       31,448,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,425,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       48,113,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       194,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,425,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       48,128,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       179,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 52,732,000     52,732,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (655,000)     (655,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 52,732,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (655,000)      
Parkway Town Centre [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       8,167,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,376,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       8,104,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       139,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,376,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       8,238,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       5,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 12,619,000     12,619,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,226,000)     (2,226,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 12,619,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,226,000)      
spring hill plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       8,067,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,054,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       6,694,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       577,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,054,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       7,271,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,325,000     10,325,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,470,000)     (1,470,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,325,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,470,000)      
Barclay Crossing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       6,233,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,856,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       7,572,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       248,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,856,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       7,820,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,676,000     10,676,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,580,000)     (1,580,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,676,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,580,000)      
Deltona Landing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       6,289,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,256,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       8,344,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       330,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,256,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       8,674,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,930,000     10,930,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,750,000)     (1,750,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,930,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,750,000)      
Kingwood Glen [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,021,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       12,930,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       664,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,021,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       13,480,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       114,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 18,615,000     18,615,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,764,000)     (2,764,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 18,615,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,764,000)      
Parkway Centre [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       4,530,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,071,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       4,516,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       325,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,071,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       4,837,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       4,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 6,912,000     6,912,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,039,000)     (1,039,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 6,912,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,039,000)      
Powder Springs [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       7,951,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,832,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       8,246,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       255,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,832,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       8,501,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,333,000     10,333,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,835,000)     (1,835,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,333,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,835,000)      
Sweetgrass Corner [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,076,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       12,670,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       142,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,076,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       12,808,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       4,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 15,888,000     15,888,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,616,000)     (2,616,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 15,888,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,616,000)      
salem cove [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       9,075,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,427,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       10,272,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       171,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,427,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       10,443,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 12,870,000     12,870,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,767,000)     (1,767,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 12,870,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,767,000)      
Independence Square [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       11,455,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,115,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       13,690,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,933,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,115,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       15,618,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       5,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 19,738,000     19,738,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,997,000)     (2,997,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 19,738,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,997,000)      
Royal Lakes [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       9,572,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,874,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       10,439,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       479,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,924,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       10,861,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       7,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 15,792,000     15,792,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,959,000)     (1,959,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 15,792,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,959,000)      
Summit Point [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       11,494,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,064,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       11,430,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       426,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,064,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       11,849,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       7,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 18,920,000     18,920,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,181,000)     (2,181,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 18,920,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,181,000)      
Overlook at Hamilton Place [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       19,509,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       6,787,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       25,244,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       505,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       6,787,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       25,749,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 32,536,000     32,536,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,353,000)     (4,353,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 32,536,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,353,000)      
wade green [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       7,655,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,840,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       8,410,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       495,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,840,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       8,901,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       4,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,745,000     10,745,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,599,000)     (1,599,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,745,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,599,000)      
anderson central [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       11,539,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,059,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       13,278,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       347,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,059,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       13,625,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 18,684,000     18,684,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,697,000)     (2,697,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 18,684,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,697,000)      
East Gate retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       5,277,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,653,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       7,391,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       56,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,653,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       7,447,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 9,100,000     9,100,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,183,000)     (1,183,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 9,100,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,183,000)      
fairview [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,353,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       5,179,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       972,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,353,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       6,129,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       22,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 7,504,000     7,504,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (905,000)     (905,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 7,504,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (905,000)      
Furys ferry retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       6,096,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,084,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       8,107,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       214,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,084,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       8,321,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,405,000     10,405,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,193,000)     (1,193,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 10,405,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,193,000)      
Rosewood retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       4,095,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,671,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       5,347,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       115,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,671,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       5,459,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       3,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 7,133,000     7,133,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (679,000)     (679,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 7,133,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (679,000)      
Southgate retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       7,279,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,262,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       10,290,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       239,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,262,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       10,490,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       39,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 12,791,000     12,791,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,468,000)     (1,468,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 12,791,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,468,000)      
victory village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       8,911,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,271,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       12,275,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       114,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,271,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       12,389,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,660,000     14,660,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,661,000)     (1,661,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,660,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,661,000)      
lakeland plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       27,459,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,079,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       33,087,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       505,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,079,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       33,586,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       6,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 40,671,000     40,671,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,781,000)     (4,781,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 40,671,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,781,000)      
Cherokee Plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       24,867,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       8,392,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       32,249,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       505,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       8,392,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       32,709,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       45,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 41,146,000     41,146,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,370,000)     (3,370,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 41,146,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,370,000)      
Heritage Station [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       8,585,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,684,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       9,883,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,604,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,684,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       11,476,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       11,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 13,171,000     13,171,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,448,000)     (1,448,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 13,171,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,448,000)      
Oak Park Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       8,859,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,745,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       10,779,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       143,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,745,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       10,922,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 16,667,000     16,667,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,465,000)     (1,465,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 16,667,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,465,000)      
Sandy Plains Exchange [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       8,676,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,788,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       9,309,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       295,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,788,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       9,599,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       5,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,392,000     14,392,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,392,000)     (1,392,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,392,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,392,000)      
Shoppes of Parkland [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       15,702,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       10,779,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       16,543,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       420,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       10,779,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       16,945,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       18,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,742,000     27,742,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,873,000)     (2,873,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,742,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,873,000)      
Thompson Bridge Commons [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       11,599,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,478,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       16,047,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       37,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,478,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       16,079,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       5,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 17,562,000     17,562,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,729,000)     (1,729,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 17,562,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,729,000)      
University Palms [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       12,421,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,854,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       16,706,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       809,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,854,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       17,515,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 22,369,000     22,369,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,087,000)     (2,087,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 22,369,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,087,000)      
Castleberry-Southard [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       10,959,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,024,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       14,142,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       142,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,024,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       14,284,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 17,308,000     17,308,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,420,000)     (1,420,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 17,308,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,420,000)      
Rockbridge Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       13,597,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,141,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       15,944,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       515,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,141,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       16,459,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 19,600,000     19,600,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,293,000)     (1,293,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 19,600,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,293,000)      
Irmo Station [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       10,038,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,602,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       11,859,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       984,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,602,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       12,842,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       2,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 16,446,000     16,446,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,339,000)     (1,339,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 16,446,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,339,000)      
Maynard Crossing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       17,449,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       6,304,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       22,566,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       673,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       6,304,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       23,239,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 29,543,000     29,543,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,611,000)     (2,611,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 29,543,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (2,611,000)      
Woodmont Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       8,320,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,713,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       10,030,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       336,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,713,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       10,366,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 13,079,000     13,079,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,108,000)     (1,108,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 13,079,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,108,000)      
West Town Market [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       8,503,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,937,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       12,298,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,937,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       12,298,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,235,000     14,235,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,030,000)     (1,030,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,235,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,030,000)      
crossroads market [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       18,112,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,044,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       22,627,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       126,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,044,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       22,753,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 29,797,000     29,797,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,485,000)     (1,485,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 29,797,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,485,000)      
Roswell Wieuca Shopping Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       12,006,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       18,485,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       56,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       12,006,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       18,537,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       4,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 30,547,000     30,547,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,243,000)     (1,243,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 30,547,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,243,000)      
Greensboro Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       8,250,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,134,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       10,771,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       311,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,134,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       11,082,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,216,000     14,216,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (915,000)     (915,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,216,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (915,000)      
Governors Towne Square [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       10,976,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       2,766,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       13,027,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       39,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       2,766,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       13,066,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 15,832,000     15,832,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (821,000)     (821,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 15,832,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (821,000)      
neapolitan way [Domain] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       14,401,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       20,524,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       472,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       14,401,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       20,944,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       52,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 35,397,000     35,397,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,638,000)     (1,638,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 35,397,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,638,000)      
conway plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       9,549,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       4,202,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       9,782,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       823,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       4,202,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       10,598,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       7,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,807,000     14,807,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,003,000)     (1,003,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 14,807,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,003,000)      
Brawley Commons [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       17,963,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       8,786,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       18,716,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       141,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       8,786,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       18,857,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,643,000     27,643,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,385,000)     (1,385,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,643,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,385,000)      
Hollymead Town Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       26,758,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,503,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       33,009,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       28,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,503,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       33,035,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       2,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 40,540,000     40,540,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,189,000)     (1,189,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 40,540,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,189,000)      
Gayton Crossing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       17,679,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       9,109,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       17,791,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       341,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       9,109,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       18,106,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       26,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,241,000     27,241,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (786,000)     (786,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,241,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (786,000)      
Free State Shopping Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       46,391,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       21,443,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       44,831,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       23,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       21,443,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       44,851,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       3,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 66,297,000     66,297,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,230,000)     (1,230,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 66,297,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,230,000)      
Polo Grounds Mall [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       13,227,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       9,057,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       10,907,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       68,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       9,057,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       10,975,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 20,032,000     20,032,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (342,000)     (342,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 20,032,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (342,000)      
disston plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       17,905,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       5,579,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       22,048,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       4,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       5,579,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       22,052,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,631,000     27,631,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (493,000)     (493,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,631,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (493,000)      
Fairfield Shopping Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       19,750,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       12,728,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       14,526,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       20,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       12,728,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       14,546,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,274,000     27,274,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (483,000)     (483,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 27,274,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (483,000)      
Berry Town Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       12,025,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,062,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       13,628,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,062,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       13,628,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 16,690,000     16,690,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (84,000)     (84,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 16,690,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (84,000)      
Hanover Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       32,000,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       16,634,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       40,393,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       5,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       16,634,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       40,392,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       5,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 57,031,000     57,031,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (95,000)     (95,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 57,031,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (95,000)      
brookwood office [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       30,716,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       1,745,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       42,661,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       230,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       1,745,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       42,889,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       2,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 44,636,000     44,636,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,151,000)     (4,151,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 44,636,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,151,000)      
Galleria 75 [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       5,340,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       15,156,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       1,512,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       319,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       15,156,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       1,823,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       8,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 16,987,000     16,987,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (705,000)     (705,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 16,987,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (705,000)      
Three ravinia [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       115,500,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       9,785,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       154,023,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       62,065,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       11,083,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       213,976,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       814,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 225,873,000     225,873,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (24,867,000)     (24,867,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 225,873,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (24,867,000)      
westridge [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       51,834,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       15,778,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       58,496,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       5,617,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       15,778,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       64,039,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       74,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 79,891,000     79,891,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,491,000)     (5,491,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 79,891,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,491,000)      
150 Fayetteville [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       114,400,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       16,072,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       140,467,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       11,921,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       16,072,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       145,155,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       7,233,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 168,460,000     168,460,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,138,000)     (7,138,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 168,460,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (7,138,000)      
capitol towers [Domain] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       124,814,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       13,445,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       174,029,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       2,421,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       13,445,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       176,450,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 189,895,000     189,895,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,822,000)     (4,822,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 189,895,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,822,000)      
CAPTRUST Tower [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       82,650,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       9,629,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       115,629,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       9,629,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       115,629,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 125,258,000     125,258,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,749,000)     (1,749,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 125,258,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (1,749,000)      
251 Armour Drive [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,658,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       1,675,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       26,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,658,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       1,674,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       27,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 5,359,000     5,359,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation 0     0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 5,359,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation 0      
Morrocroft Centre [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       9,367,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       89,145,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       9,367,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       89,145,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 98,512,000     98,512,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (130,000)     (130,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 98,512,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (130,000)      
North by northwest FSU [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       31,209,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       8,281,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       36,980,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,238,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       8,281,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       38,218,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 46,499,000     46,499,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,390,000)     (5,390,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 46,499,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (5,390,000)      
stadium village [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       45,228,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,930,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       60,793,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       716,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,930,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       61,495,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       14,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 69,439,000     69,439,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,638,000)     (6,638,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 69,439,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,638,000)      
Ursa [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       31,400,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,060,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       48,006,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,037,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,060,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       49,041,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       2,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 56,103,000     56,103,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,957,000)     (4,957,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 56,103,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (4,957,000)      
the tradition [Domain] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       30,000,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,061,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       67,749,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       784,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,061,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       68,512,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       21,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 75,594,000     75,594,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,117,000)     (6,117,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 75,594,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,117,000)      
retreat at orlando [Domain] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       47,125,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       12,317,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       68,977,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       1,942,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       12,317,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       70,919,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 83,236,000     83,236,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,319,000)     (6,319,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 83,236,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (6,319,000)      
the Bloc [Domain] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       28,966,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       3,771,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       37,219,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       908,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       3,771,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       37,685,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       442,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 41,898,000     41,898,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,723,000)     (3,723,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 41,898,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,723,000)      
Haven49 [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances       0
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land       7,289,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements       85,129,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost       591,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount       7,289,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount       85,654,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Construction In Progress, Amount       66,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 93,009,000     93,009,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation (3,030,000)     $ (3,030,000)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross 93,009,000      
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation $ (3,030,000)      
Minimum [Member] | Summit Crossing [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | retreat at greystone [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Champions Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Aldridge at Town Village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Green Park [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | woodstock retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | armour yards [Domain] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 9 years      
Minimum [Member] | SoL [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Summit II [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Vineyards Apartments [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Cypress [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Northpointe [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | lakewood ranch [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Lely [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | citypark view II [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Mansions at Creekside [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Citi Lakes [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | stone creek [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Regent at Lenox [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Retreat at Lenox [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Lenox Village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | baldwin park [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | crosstown walk [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | overton rise [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Avalon Park [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | City Vista [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Sorrel [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | citrus village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | founders village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | claiborne crossing [Domain] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Luxe at Lakewood Ranch [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | adara [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | reserve at Summit Crossing [Member] [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Overlook at Crosstown Walk [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Colony at centerpointe [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Lux at Sorrel [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | hidden river [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | vestavia reserve [Domain] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | City Park II [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Artisan at Viera [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Five Oaks At Westchase [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Parkway Town Centre [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | spring hill plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Barclay Crossing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Deltona Landing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Kingwood Glen [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Parkway Centre [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Powder Springs [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Sweetgrass Corner [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | salem cove [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Independence Square [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Royal Lakes [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Summit Point [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Overlook at Hamilton Place [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | wade green [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | anderson central [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | East Gate retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | fairview [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Furys ferry retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Rosewood retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Southgate retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | victory village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | lakeland plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Cherokee Plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Heritage Station [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Oak Park Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Sandy Plains Exchange [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Shoppes of Parkland [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Thompson Bridge Commons [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | University Palms [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Castleberry-Southard [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Rockbridge Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Irmo Station [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Maynard Crossing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Woodmont Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | West Town Market [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | crossroads market [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Roswell Wieuca Shopping Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Greensboro Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Governors Towne Square [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | neapolitan way [Domain] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | conway plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Brawley Commons [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Hollymead Town Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Gayton Crossing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Free State Shopping Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Polo Grounds Mall [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | disston plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Fairfield Shopping Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Berry Town Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Hanover Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | brookwood office [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Galleria 75 [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Three ravinia [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 7 years      
Minimum [Member] | westridge [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 13 years      
Minimum [Member] | 150 Fayetteville [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 8 years      
Minimum [Member] | capitol towers [Domain] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 7 years      
Minimum [Member] | CAPTRUST Tower [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | 251 Armour Drive [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 12 years      
Minimum [Member] | Morrocroft Centre [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | North by northwest FSU [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | stadium village [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Ursa [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | the tradition [Domain] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | retreat at orlando [Domain] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | the Bloc [Domain] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Minimum [Member] | Haven49 [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 5 years      
Maximum [Member] | Summit Crossing [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | retreat at greystone [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 44 years      
Maximum [Member] | Champions Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Aldridge at Town Village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 48 years      
Maximum [Member] | Green Park [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 48 years      
Maximum [Member] | woodstock retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | armour yards [Domain] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years      
Maximum [Member] | SoL [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 42 years      
Maximum [Member] | Summit II [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Vineyards Apartments [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | Cypress [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Northpointe [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | lakewood ranch [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Lely [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | citypark view II [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Mansions at Creekside [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Citi Lakes [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | stone creek [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Regent at Lenox [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Retreat at Lenox [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Lenox Village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | baldwin park [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 37 years      
Maximum [Member] | crosstown walk [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 49 years      
Maximum [Member] | overton rise [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 49 years      
Maximum [Member] | Avalon Park [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 45 years      
Maximum [Member] | City Vista [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 49 years      
Maximum [Member] | Sorrel [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 48 years      
Maximum [Member] | citrus village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 49 years      
Maximum [Member] | founders village [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 47 years      
Maximum [Member] | claiborne crossing [Domain] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 47 years      
Maximum [Member] | Luxe at Lakewood Ranch [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 48 years      
Maximum [Member] | adara [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 49 years      
Maximum [Member] | reserve at Summit Crossing [Member] [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 49 years      
Maximum [Member] | Overlook at Crosstown Walk [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 48 years      
Maximum [Member] | Colony at centerpointe [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 48 years      
Maximum [Member] | Lux at Sorrel [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 49 years      
Maximum [Member] | hidden river [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 48 years      
Maximum [Member] | vestavia reserve [Domain] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 48 years      
Maximum [Member] | City Park II [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 49 years      
Maximum [Member] | Artisan at Viera [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years      
Maximum [Member] | Five Oaks At Westchase [Member] | Apartment Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years      
Maximum [Member] | Parkway Town Centre [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | spring hill plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Barclay Crossing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Deltona Landing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Kingwood Glen [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Parkway Centre [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Powder Springs [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Sweetgrass Corner [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | salem cove [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Independence Square [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Royal Lakes [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Summit Point [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Overlook at Hamilton Place [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | wade green [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | anderson central [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | East Gate retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | fairview [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Furys ferry retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | Rosewood retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Southgate retail [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | victory village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | lakeland plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | Cherokee Plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | Heritage Station [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Oak Park Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Sandy Plains Exchange [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 32 years      
Maximum [Member] | Shoppes of Parkland [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | Thompson Bridge Commons [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | University Palms [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 37 years      
Maximum [Member] | Castleberry-Southard [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 39 years      
Maximum [Member] | Rockbridge Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Irmo Station [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 33 years      
Maximum [Member] | Maynard Crossing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Woodmont Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | West Town Market [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 37 years      
Maximum [Member] | crossroads market [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Roswell Wieuca Shopping Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Greensboro Village [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Governors Towne Square [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | neapolitan way [Domain] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | conway plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Brawley Commons [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Hollymead Town Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 40 years      
Maximum [Member] | Gayton Crossing [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | Free State Shopping Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | Polo Grounds Mall [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | disston plaza [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 35 years      
Maximum [Member] | Fairfield Shopping Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Berry Town Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | Hanover Center [Member] | Retail Site [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 30 years      
Maximum [Member] | brookwood office [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years      
Maximum [Member] | Galleria 75 [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 25 years      
Maximum [Member] | Three ravinia [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 39 years      
Maximum [Member] | westridge [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years      
Maximum [Member] | 150 Fayetteville [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years      
Maximum [Member] | capitol towers [Domain] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years      
Maximum [Member] | CAPTRUST Tower [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years      
Maximum [Member] | 251 Armour Drive [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 45 years      
Maximum [Member] | Morrocroft Centre [Member] | Office Building [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years      
Maximum [Member] | North by northwest FSU [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 46 years      
Maximum [Member] | stadium village [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 48 years      
Maximum [Member] | Ursa [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 49 years      
Maximum [Member] | the tradition [Domain] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 44 years      
Maximum [Member] | retreat at orlando [Domain] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 46 years      
Maximum [Member] | the Bloc [Domain] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 47 years      
Maximum [Member] | Haven49 [Member] | Student Housing Communities [Member]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation 50 years