XML 95 R74.htm IDEA: XBRL DOCUMENT v3.6.0.2
Schedule III (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,915,858 $ 4,271,966 $ 4,215,275 $ 4,865,103 $ 4,915,858 $ 4,271,966
SEC Schedule III, Real Estate Accumulated Depreciation 1,138,378 1,024,936 977,074 1,134,103 1,138,378 1,024,936
SEC Schedule III, Real Estate, Federal Income Tax Basis       4,500,000    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,915,858 4,271,966 4,215,275 4,865,103 4,915,858 4,271,966
Development in process exclusive of land included in Schedule III       279,602 194,050 201,409
Real estate assets, net, held for sale       0 (340,581) (331,813)
Total real estate assets       5,144,705 4,769,327 4,141,562
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,138,378 1,024,936 977,074 1,134,103 1,138,378 1,024,936
Real estate assets, net, held for sale       0 (131,274) (131,419)
Total accumulated depreciation       1,134,103 $ 1,007,104 $ 893,517
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, beginning balance 4,915,858 4,271,966 4,215,275      
Acquisitions, development and improvements 353,236 708,793 282,105      
Cost of real estate sold and retired (403,991) (64,901) (225,414)      
Real estate assets, ending balance 4,865,103 4,915,858 4,271,966      
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, beginning balance 1,138,378 1,024,936 977,074      
Depreciation expense 173,072 168,663 154,448      
Real estate sold and retired (177,347) (55,221) (106,586)      
Accumulated depreciation, ending balance 1,134,103 $ 1,138,378 $ 1,024,936      
Atlanta, GA - 1700 Century Circle [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,482    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       2    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,546    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,028    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 4,030     4,030    
SEC Schedule III, Real Estate Accumulated Depreciation 1,136     1,136    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,030     4,030    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,136     1,136    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,030          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,136          
Atlanta, GA - 1700 Century Circle [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 1700 Century Circle [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 1800 Century Boulevard [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,444    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       29,081    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       15,019    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,444    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       44,100    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 45,544     45,544    
SEC Schedule III, Real Estate Accumulated Depreciation 24,550     24,550    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 45,544     45,544    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 24,550     24,550    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 45,544          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 24,550          
Atlanta, GA - 1800 Century Boulevard [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 1800 Century Boulevard [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 1825 Century Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       864    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       303    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       14,439    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,167    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       14,439    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 15,606     15,606    
SEC Schedule III, Real Estate Accumulated Depreciation 5,493     5,493    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 15,606     15,606    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,493     5,493    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 15,606          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,493          
Atlanta, GA - 1825 Century Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 1825 Century Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 1875 Century Boulevard [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       8,924    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       8,228    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       17,152    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 17,152     17,152    
SEC Schedule III, Real Estate Accumulated Depreciation 5,182     5,182    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 17,152     17,152    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,182     5,182    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 17,152          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,182          
Atlanta, GA - 1875 Century Boulevard [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 1875 Century Boulevard [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 1900 Century Boulevard [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,744    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       728    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,472    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,472     5,472    
SEC Schedule III, Real Estate Accumulated Depreciation 3,234     3,234    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,472     5,472    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,234     3,234    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,472          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,234          
Atlanta, GA - 1900 Century Boulevard [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 1900 Century Boulevard [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 2200 Century Parkway [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       14,432    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,580    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       20,012    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 20,012     20,012    
SEC Schedule III, Real Estate Accumulated Depreciation 9,808     9,808    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 20,012     20,012    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 9,808     9,808    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 20,012          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 9,808          
Atlanta, GA - 2200 Century Parkway [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 2200 Century Parkway [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 2400 Century Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       406    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       12,766    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       406    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,766    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 13,172     13,172    
SEC Schedule III, Real Estate Accumulated Depreciation 5,904     5,904    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,172     13,172    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,904     5,904    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,172          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,904          
Atlanta, GA - 2400 Century Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 2400 Century Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 2500 Century Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       328    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       14,424    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       328    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       14,424    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 14,752     14,752    
SEC Schedule III, Real Estate Accumulated Depreciation 6,142     6,142    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 14,752     14,752    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 6,142     6,142    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 14,752          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 6,142          
Atlanta, GA - 2500 Century Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 2500 Century Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 2500/2635 Parking Garage [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,317    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,317    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,317     6,317    
SEC Schedule III, Real Estate Accumulated Depreciation 1,754     1,754    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,317     6,317    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,754     1,754    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,317          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,754          
Atlanta, GA - 2500/2635 Parking Garage [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 2500/2635 Parking Garage [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 2600 Century Parkway [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       10,679    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,280    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       14,959    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 14,959     14,959    
SEC Schedule III, Real Estate Accumulated Depreciation 8,127     8,127    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 14,959     14,959    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 8,127     8,127    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 14,959          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 8,127          
Atlanta, GA - 2600 Century Parkway [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 2600 Century Parkway [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 2635 Century Parkway [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       21,643    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,975    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       26,618    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 26,618     26,618    
SEC Schedule III, Real Estate Accumulated Depreciation 12,725     12,725    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 26,618     26,618    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 12,725     12,725    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 26,618          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 12,725          
Atlanta, GA - 2635 Century Parkway [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 2635 Century Parkway [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 2800 Century Parkway [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       20,449    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       12,429    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       32,878    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 32,878     32,878    
SEC Schedule III, Real Estate Accumulated Depreciation 14,770     14,770    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 32,878     32,878    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 14,770     14,770    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 32,878          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 14,770          
Atlanta, GA - 2800 Century Parkway [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 2800 Century Parkway [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 50 Glenlake [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,500    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       20,006    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,999    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,500    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       24,005    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 26,505     26,505    
SEC Schedule III, Real Estate Accumulated Depreciation 11,483     11,483    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 26,505     26,505    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 11,483     11,483    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 26,505          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 11,483          
Atlanta, GA - 50 Glenlake [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 50 Glenlake [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - Century Plaza I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,290    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       8,567    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,840    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,290    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       13,407    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 14,697     14,697    
SEC Schedule III, Real Estate Accumulated Depreciation 5,709     5,709    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 14,697     14,697    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,709     5,709    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 14,697          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,709          
Atlanta, GA - Century Plaza I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - Century Plaza I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - Century Plaza II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,380    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       7,733    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,947    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,380    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,680    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 12,060     12,060    
SEC Schedule III, Real Estate Accumulated Depreciation 4,526     4,526    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 12,060     12,060    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,526     4,526    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 12,060          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,526          
Atlanta, GA - Century Plaza II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - Century Plaza II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - Federal Aviation Administration [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,196    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       1,416    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       15,156    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,612    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       15,156    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 17,768     17,768    
SEC Schedule III, Real Estate Accumulated Depreciation 4,578     4,578    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 17,768     17,768    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,578     4,578    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 17,768          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,578          
Atlanta, GA - Federal Aviation Administration [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - Federal Aviation Administration [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - Henry County Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,010    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       13    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,023    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,023     3,023    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,023     3,023    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,023          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Atlanta, GA - 5405 Windward Parkway [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,342    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       32,111    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       19,171    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,342    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       51,282    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 54,624     54,624    
SEC Schedule III, Real Estate Accumulated Depreciation 17,856     17,856    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 54,624     54,624    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 17,856     17,856    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 54,624          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 17,856          
Atlanta, GA - 5405 Windward Parkway [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 5405 Windward Parkway [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - River Point Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       7,250    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       3,913    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,543    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       11,163    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,543    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 13,706     13,706    
SEC Schedule III, Real Estate Accumulated Depreciation 449     449    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,706     13,706    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 449     449    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,706          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 449          
Atlanta, GA - River Point Land [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - River Point Land [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - Riverwood 100 [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       5,785    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       64,913    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (29)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       13,848    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       5,756    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       78,761    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 84,517     84,517    
SEC Schedule III, Real Estate Accumulated Depreciation 13,280     13,280    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 84,517     84,517    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 13,280     13,280    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 84,517          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 13,280          
Atlanta, GA - Riverwood 100 [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - Riverwood 100 [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - South Park Residential Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       50    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       7    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       57    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 57     57    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 57     57    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 57          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Atlanta, GA - South Park Site Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,204    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       754    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,958    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 1,958     1,958    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,958     1,958    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,958          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Atlanta, GA - Tradeport Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       5,243    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (4,819)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       424    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 424     424    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 424     424    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 424          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Atlanta, GA - Two Point Royal [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,793    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       14,964    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,645    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,793    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       18,609    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 20,402     20,402    
SEC Schedule III, Real Estate Accumulated Depreciation 8,526     8,526    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 20,402     20,402    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 8,526     8,526    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 20,402          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 8,526          
Atlanta, GA - Two Point Royal [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - Two Point Royal [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - Two Alliance Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       9,579    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       125,549    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,026    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       9,579    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       129,575    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 139,154     139,154    
SEC Schedule III, Real Estate Accumulated Depreciation 21,476     21,476    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 139,154     139,154    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 21,476     21,476    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 139,154          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 21,476          
Atlanta, GA - Two Alliance Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - Two Alliance Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - One Alliance Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       14,775    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       123,071    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,994    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       14,775    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       134,065    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 148,840     148,840    
SEC Schedule III, Real Estate Accumulated Depreciation 16,596     16,596    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 148,840     148,840    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 16,596     16,596    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 148,840          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 16,596          
Atlanta, GA - One Alliance Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - One Alliance Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 10 Glenlake North [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       5,349    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       26,334    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       968    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       5,349    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       27,302    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 32,651     32,651    
SEC Schedule III, Real Estate Accumulated Depreciation 4,002     4,002    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 32,651     32,651    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,002     4,002    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 32,651          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,002          
Atlanta, GA - 10 Glenlake North [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 10 Glenlake North [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - 10 Glenlake South [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       5,103    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       22,811    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,715    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       5,103    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       25,526    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 30,629     30,629    
SEC Schedule III, Real Estate Accumulated Depreciation 3,612     3,612    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 30,629     30,629    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,612     3,612    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 30,629          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,612          
Atlanta, GA - 10 Glenlake South [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - 10 Glenlake South [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - Riverwood 300 Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       400    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       400    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 400     400    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 400     400    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 400          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Atlanta, GA - Monarch Tower [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       22,717    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       143,068    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,379    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       22,717    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       146,447    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 169,164     169,164    
SEC Schedule III, Real Estate Accumulated Depreciation 6,646     6,646    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 169,164     169,164    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 6,646     6,646    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 169,164          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 6,646          
Atlanta, GA - Monarch Tower [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - Monarch Tower [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Atlanta, GA - Monarch Plaza [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       27,678    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       88,962    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,086    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       27,678    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       92,048    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 119,726     119,726    
SEC Schedule III, Real Estate Accumulated Depreciation 4,440     4,440    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 119,726     119,726    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,440     4,440    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 119,726          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,440          
Atlanta, GA - Monarch Plaza [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Atlanta, GA - Monarch Plaza [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - 3400 Players Club Parkway [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,005    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       207    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,172    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,212    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,172    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,384     7,384    
SEC Schedule III, Real Estate Accumulated Depreciation 2,810     2,810    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,384     7,384    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,810     2,810    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,384          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,810          
Memphis, TN - 3400 Players Club Parkway [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - 3400 Players Club Parkway [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Triad Centre I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,340    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       11,385    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (849)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,860    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,491    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       16,245    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 17,736     17,736    
SEC Schedule III, Real Estate Accumulated Depreciation 7,230     7,230    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 17,736     17,736    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,230     7,230    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 17,736          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,230          
Memphis, TN - Triad Centre I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Triad Centre I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Triad Centre II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,980    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       8,677    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (404)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,873    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,576    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       13,550    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 15,126     15,126    
SEC Schedule III, Real Estate Accumulated Depreciation 5,367     5,367    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 15,126     15,126    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,367     5,367    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 15,126          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,367          
Memphis, TN - Triad Centre II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Triad Centre II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Atrium I & II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,570    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       6,253    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,861    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,570    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,114    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 11,684     11,684    
SEC Schedule III, Real Estate Accumulated Depreciation 4,626     4,626    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 11,684     11,684    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,626     4,626    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 11,684          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,626          
Memphis, TN - Atrium I & II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Atrium I & II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Centrum [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,013    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       5,580    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,382    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,013    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,962    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,975     9,975    
SEC Schedule III, Real Estate Accumulated Depreciation 4,229     4,229    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,975     9,975    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,229     4,229    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,975          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,229          
Memphis, TN - Centrum [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Centrum [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Comcast [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       946    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       8,620    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       946    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,620    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,566     9,566    
SEC Schedule III, Real Estate Accumulated Depreciation 3,446     3,446    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,566     9,566    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,446     3,446    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,566          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,446          
Memphis, TN - Comcast [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Comcast [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - International Place Phase II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       4,884    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       27,782    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,940    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       4,884    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       32,722    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 37,606     37,606    
SEC Schedule III, Real Estate Accumulated Depreciation 16,200     16,200    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 37,606     37,606    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 16,200     16,200    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 37,606          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 16,200          
Memphis, TN - International Place Phase II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - International Place Phase II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - PennMarc Centre [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,607    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       10,240    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,820    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,607    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       14,060    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 17,667     17,667    
SEC Schedule III, Real Estate Accumulated Depreciation 3,752     3,752    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 17,667     17,667    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,752     3,752    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 17,667          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,752          
Memphis, TN - PennMarc Centre [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - PennMarc Centre [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Shadow Creek I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       924    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       466    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       7,280    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,390    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,280    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 8,670     8,670    
SEC Schedule III, Real Estate Accumulated Depreciation 2,915     2,915    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 8,670     8,670    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,915     2,915    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 8,670          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,915          
Memphis, TN - Shadow Creek I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Shadow Creek I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Shadow Creek II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       734    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       467    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       7,848    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,201    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,848    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,049     9,049    
SEC Schedule III, Real Estate Accumulated Depreciation 2,561     2,561    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,049     9,049    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,561     2,561    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,049          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,561          
Memphis, TN - Shadow Creek II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Shadow Creek II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Southwind Office Center A [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,004    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       5,694    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       282    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,306    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,286    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,000    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 8,286     8,286    
SEC Schedule III, Real Estate Accumulated Depreciation 3,362     3,362    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 8,286     8,286    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,362     3,362    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 8,286          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,362          
Memphis, TN - Southwind Office Center A [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Southwind Office Center A [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Southwind Office Center B [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,366    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       7,754    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,186    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,366    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,940    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 10,306     10,306    
SEC Schedule III, Real Estate Accumulated Depreciation 4,508     4,508    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,306     10,306    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,508     4,508    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,306          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,508          
Memphis, TN - Southwind Office Center B [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Southwind Office Center B [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Southwind Office Center C [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,070    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       221    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,496    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,291    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,496    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,787     6,787    
SEC Schedule III, Real Estate Accumulated Depreciation 2,626     2,626    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,787     6,787    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,626     2,626    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,787          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,626          
Memphis, TN - Southwind Office Center C [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Southwind Office Center C [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Southwind Office Center D [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       744    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       193    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,900    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       937    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,900    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,837     6,837    
SEC Schedule III, Real Estate Accumulated Depreciation 2,559     2,559    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,837     6,837    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,559     2,559    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,837          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,559          
Memphis, TN - Southwind Office Center D [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Southwind Office Center D [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Colonnade [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,300    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       6,481    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       267    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,255    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,567    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,736    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 10,303     10,303    
SEC Schedule III, Real Estate Accumulated Depreciation 3,787     3,787    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,303     10,303    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,787     3,787    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,303          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,787          
Memphis, TN - Colonnade [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Colonnade [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - ThyssenKrupp Elevator Mfg Headquarters [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,040    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       25    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,237    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,065    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,237    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,302     7,302    
SEC Schedule III, Real Estate Accumulated Depreciation 1,559     1,559    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,302     7,302    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,559     1,559    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,302          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,559          
Memphis, TN - ThyssenKrupp Elevator Mfg Headquarters [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - ThyssenKrupp Elevator Mfg Headquarters [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Crescent Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       7,875    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       32,756    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (547)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       9,934    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       7,328    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       42,690    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 50,018     50,018    
SEC Schedule III, Real Estate Accumulated Depreciation 9,281     9,281    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 50,018     50,018    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 9,281     9,281    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 50,018          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 9,281          
Memphis, TN - Crescent Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Crescent Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Southwind Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,662    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (1,477)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,185    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,185     2,185    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,185     2,185    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,185          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Memphis, TN - Triad Center III [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,253    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       36,670    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,253    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       36,670    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 37,923     37,923    
SEC Schedule III, Real Estate Accumulated Depreciation 8,497     8,497    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 37,923     37,923    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 8,497     8,497    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 37,923          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 8,497          
Memphis, TN - Triad Center III [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Triad Center III [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Capital Grille [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       311    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       3,258    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       21    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       311    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,279    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,590     3,590    
SEC Schedule III, Real Estate Accumulated Depreciation 770     770    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,590     3,590    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 770     770    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,590          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 770          
Memphis, TN - Capital Grille [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Capital Grille [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - Seasons 52 [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       320    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       3,741    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       320    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,741    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,061     4,061    
SEC Schedule III, Real Estate Accumulated Depreciation 854     854    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,061     4,061    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 854     854    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,061          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 854          
Memphis, TN - Seasons 52 [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - Seasons 52 [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Memphis, TN - International Place IV [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       4,940    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       49,141    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       (109)    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       4,940    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       49,032    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 53,972     53,972    
SEC Schedule III, Real Estate Accumulated Depreciation 2,348     2,348    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 53,972     53,972    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,348     2,348    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 53,972          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,348          
Memphis, TN - International Place IV [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Memphis, TN - International Place IV [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - 3322 West End [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,025    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       27,490    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,278    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,025    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       32,768    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 35,793     35,793    
SEC Schedule III, Real Estate Accumulated Depreciation 13,703     13,703    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 35,793     35,793    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 13,703     13,703    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 35,793          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 13,703          
Nashville, TN - 3322 West End [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - 3322 West End [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - 3401 West End [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       5,862    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       22,917    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,750    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       5,862    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       26,667    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 32,529     32,529    
SEC Schedule III, Real Estate Accumulated Depreciation 14,121     14,121    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 32,529     32,529    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 14,121     14,121    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 32,529          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 14,121          
Nashville, TN - 3401 West End [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - 3401 West End [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - 5310 Maryland Way [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,863    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       7,201    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,667    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,863    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,868    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 12,731     12,731    
SEC Schedule III, Real Estate Accumulated Depreciation 4,552     4,552    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 12,731     12,731    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,552     4,552    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 12,731          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,552          
Nashville, TN - 5310 Maryland Way [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - 5310 Maryland Way [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Cool Springs 1 & 2 Deck [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,989    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,989    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,989     3,989    
SEC Schedule III, Real Estate Accumulated Depreciation 910     910    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,989     3,989    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 910     910    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,989          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 910          
Nashville, TN - Cool Springs 1 & 2 Deck [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Cool Springs 1 & 2 Deck [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Cool Springs 3 &4 Deck [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,461    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,461    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,461     4,461    
SEC Schedule III, Real Estate Accumulated Depreciation 1,082     1,082    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,461     4,461    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,082     1,082    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,461          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,082          
Nashville, TN - Cool Springs 3 &4 Deck [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Cool Springs 3 &4 Deck [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Cool Springs I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,583    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       15    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       14,157    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,598    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       14,157    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 15,755     15,755    
SEC Schedule III, Real Estate Accumulated Depreciation 6,149     6,149    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 15,755     15,755    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 6,149     6,149    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 15,755          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 6,149          
Nashville, TN - Cool Springs I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Cool Springs I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Cool Springs II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,824    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       346    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       18,643    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,170    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       18,643    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 20,813     20,813    
SEC Schedule III, Real Estate Accumulated Depreciation 7,022     7,022    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 20,813     20,813    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,022     7,022    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 20,813          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,022          
Nashville, TN - Cool Springs II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Cool Springs II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Cool Springs III [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,631    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       804    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       15,376    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,435    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       15,376    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 17,811     17,811    
SEC Schedule III, Real Estate Accumulated Depreciation 4,034     4,034    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 17,811     17,811    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,034     4,034    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 17,811          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,034          
Nashville, TN - Cool Springs III [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Cool Springs III [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Cool Springs IV [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,715    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       19,112    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,715    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       19,112    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 20,827     20,827    
SEC Schedule III, Real Estate Accumulated Depreciation 4,194     4,194    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 20,827     20,827    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,194     4,194    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 20,827          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,194          
Nashville, TN - Cool Springs IV [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Cool Springs IV [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Cool Springs V Healthways [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,688    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       295    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       53,000    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,983    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       53,000    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 56,983     56,983    
SEC Schedule III, Real Estate Accumulated Depreciation 15,780     15,780    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 56,983     56,983    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 15,780     15,780    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 56,983          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 15,780          
Nashville, TN - Cool Springs V Healthways [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Cool Springs V Healthways [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Harpeth on the Green II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,419    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       5,677    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,493    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,419    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,170    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,589     9,589    
SEC Schedule III, Real Estate Accumulated Depreciation 4,092     4,092    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,589     9,589    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,092     4,092    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,589          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,092          
Nashville, TN - Harpeth on the Green II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Harpeth on the Green II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Harpeth on the Green III [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,660    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       6,649    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,908    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,660    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       9,557    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 11,217     11,217    
SEC Schedule III, Real Estate Accumulated Depreciation 4,319     4,319    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 11,217     11,217    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,319     4,319    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 11,217          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,319          
Nashville, TN - Harpeth on the Green III [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Harpeth on the Green III [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Harpeth on the Green IV [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,713    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       6,842    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,186    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,713    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       9,028    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 10,741     10,741    
SEC Schedule III, Real Estate Accumulated Depreciation 4,328     4,328    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,741     10,741    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,328     4,328    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,741          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,328          
Nashville, TN - Harpeth on the Green IV [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Harpeth on the Green IV [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Harpeth on The Green V [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       662    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       197    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,574    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       859    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,574    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,433     6,433    
SEC Schedule III, Real Estate Accumulated Depreciation 2,454     2,454    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,433     6,433    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,454     2,454    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,433          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,454          
Nashville, TN - Harpeth on The Green V [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Harpeth on The Green V [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Hickory Trace [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,164    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       164    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,515    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,328    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,515    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,843     5,843    
SEC Schedule III, Real Estate Accumulated Depreciation 1,687     1,687    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,843     5,843    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,687     1,687    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,843          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,687          
Nashville, TN - Hickory Trace [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Hickory Trace [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Highwoods Plaza I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,552    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       307    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       8,517    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,859    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,517    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 10,376     10,376    
SEC Schedule III, Real Estate Accumulated Depreciation 4,179     4,179    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,376     10,376    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,179     4,179    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,376          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,179          
Nashville, TN - Highwoods Plaza I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Highwoods Plaza I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Highwoods Plaza II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,448    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       307    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       8,818    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,755    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,818    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 10,573     10,573    
SEC Schedule III, Real Estate Accumulated Depreciation 3,369     3,369    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,573     10,573    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,369     3,369    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,573          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,369          
Nashville, TN - Highwoods Plaza II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Highwoods Plaza II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Seven Springs - Land II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,715    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (3,715)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 0     0    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 0     0    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 0          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Nashville, TN - Seven Springs I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,076    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       592    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       12,363    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,668    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,363    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 15,031     15,031    
SEC Schedule III, Real Estate Accumulated Depreciation 4,646     4,646    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 15,031     15,031    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,646     4,646    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 15,031          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,646          
Nashville, TN - Seven Springs I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Seven Springs I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - SouthPointe [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,655    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       310    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       7,791    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,965    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,791    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,756     9,756    
SEC Schedule III, Real Estate Accumulated Depreciation 3,299     3,299    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,756     9,756    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,299     3,299    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,756          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,299          
Nashville, TN - SouthPointe [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - SouthPointe [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - The Ramparts of Brentwood [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,394    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       12,806    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,647    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,394    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       14,453    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 16,847     16,847    
SEC Schedule III, Real Estate Accumulated Depreciation 5,950     5,950    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 16,847     16,847    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,950     5,950    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 16,847          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,950          
Nashville, TN - The Ramparts of Brentwood [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - The Ramparts of Brentwood [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Westwood South [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,106    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       382    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,730    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,488    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,730    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 13,218     13,218    
SEC Schedule III, Real Estate Accumulated Depreciation 4,212     4,212    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,218     13,218    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,212     4,212    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,218          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,212          
Nashville, TN - Westwood South [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Westwood South [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - 100 Winners Circle [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,497    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       7,258    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,936    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,497    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       9,194    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 10,691     10,691    
SEC Schedule III, Real Estate Accumulated Depreciation 4,461     4,461    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,691     10,691    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,461     4,461    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,691          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,461          
Nashville, TN - 100 Winners Circle [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - 100 Winners Circle [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - The Pinnacle at Symphony Place [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       141,469    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,328    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       147,797    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 147,797     147,797    
SEC Schedule III, Real Estate Accumulated Depreciation 17,866     17,866    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 147,797     147,797    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 17,866     17,866    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 147,797          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 17,866          
Nashville, TN - The Pinnacle at Symphony Place [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - The Pinnacle at Symphony Place [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Seven Springs East [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,525    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       37,587    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       8    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,525    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       37,595    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 40,120     40,120    
SEC Schedule III, Real Estate Accumulated Depreciation 3,719     3,719    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 40,120     40,120    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,719     3,719    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 40,120          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,719          
Nashville, TN - Seven Springs East [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Seven Springs East [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - The Shops at Seven Springs [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       803    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       8,223    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       503    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       803    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,726    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,529     9,529    
SEC Schedule III, Real Estate Accumulated Depreciation 1,132     1,132    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,529     9,529    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,132     1,132    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,529          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,132          
Nashville, TN - The Shops at Seven Springs [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - The Shops at Seven Springs [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Seven Springs West [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       2,439    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       51,306    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,439    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       51,306    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 53,745     53,745    
SEC Schedule III, Real Estate Accumulated Depreciation 788     788    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 53,745     53,745    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 788     788    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 53,745          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 788          
Nashville, TN - Seven Springs West [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Nashville, TN - Seven Springs West [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Nashville, TN - Virginia Springs - Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       9,064    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       9,064    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,064     9,064    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,064     9,064    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,064          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 0          
Nashville, TN - Virginia Springs - Land [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation          
Nashville, TN - Virginia Springs - Land [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation          
Orlando, FL - Berkshire at MetroCenter [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,265    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       672    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       11,793    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,937    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       11,793    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 13,730     13,730    
SEC Schedule III, Real Estate Accumulated Depreciation 3,420     3,420    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,730     13,730    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,420     3,420    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,730          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,420          
Orlando, FL - Berkshire at MetroCenter [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Orlando, FL - Berkshire at MetroCenter [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Orlando, FL - Capital Plaza III Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,994    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       18    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,012    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,012     3,012    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,012     3,012    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,012          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Orlando, FL - Eola Park Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,027    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,027    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 2,027     2,027    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,027     2,027    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,027          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Orlando, FL - Oxford Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,100    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       51    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,151    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 1,151     1,151    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,151     1,151    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,151          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Orlando, FL - Stratford Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,034    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (148)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,886    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 1,886     1,886    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,886     1,886    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,886          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Orlando, FL - Windsor at Metro Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       2,060    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       8,230    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,060    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,230    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 10,290     10,290    
SEC Schedule III, Real Estate Accumulated Depreciation 2,867     2,867    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,290     10,290    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,867     2,867    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,290          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,867          
Orlando, FL - Windsor at Metro Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Orlando, FL - Windsor at Metro Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
South Florida - The 1800 Eller Drive Building [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       9,851    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,585    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       13,436    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 13,436     13,436    
SEC Schedule III, Real Estate Accumulated Depreciation 7,740     7,740    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,436     13,436    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,740     7,740    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,436          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,740          
South Florida - The 1800 Eller Drive Building [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
South Florida - The 1800 Eller Drive Building [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Orlando - Seaside Plaza [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,893    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       29,541    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,972    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,893    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       34,513    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 38,406     38,406    
SEC Schedule III, Real Estate Accumulated Depreciation 4,512     4,512    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 38,406     38,406    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,512     4,512    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 38,406          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,512          
Orlando - Seaside Plaza [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Orlando - Seaside Plaza [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Orlando - Capital Plaza Two [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       4,346    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       43,394    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,695    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       4,346    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       47,089    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 51,435     51,435    
SEC Schedule III, Real Estate Accumulated Depreciation 5,268     5,268    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 51,435     51,435    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,268     5,268    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 51,435          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,268          
Orlando - Capital Plaza Two [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Orlando - Capital Plaza Two [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Orlando - Capital Plaza One [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,482    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       27,321    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,184    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,482    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       30,505    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 33,987     33,987    
SEC Schedule III, Real Estate Accumulated Depreciation 3,824     3,824    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 33,987     33,987    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,824     3,824    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 33,987          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,824          
Orlando - Capital Plaza One [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Orlando - Capital Plaza One [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Orlando - Landmark Center Two [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       4,743    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       22,031    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       7,108    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       4,743    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       29,139    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 33,882     33,882    
SEC Schedule III, Real Estate Accumulated Depreciation 3,884     3,884    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 33,882     33,882    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,884     3,884    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 33,882          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,884          
Orlando - Landmark Center Two [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Orlando - Landmark Center Two [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Orlando - Landmark Center One [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       6,207    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       22,655    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       7,516    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       6,207    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       30,171    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 36,378     36,378    
SEC Schedule III, Real Estate Accumulated Depreciation 3,470     3,470    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 36,378     36,378    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,470     3,470    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 36,378          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,470          
Orlando - Landmark Center One [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Orlando - Landmark Center One [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
South Florida - Lincoln Plaza [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,490    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       56,079    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,170    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,490    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       59,249    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 62,739     62,739    
SEC Schedule III, Real Estate Accumulated Depreciation 4,112     4,112    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 62,739     62,739    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,112     4,112    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 62,739          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,112          
South Florida - Lincoln Plaza [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
South Florida - Lincoln Plaza [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Orlando, FL - Eola [Member]            
Real Estate and Accumulated Depreciation [Line Items]            
Real Estate and Accumulated Depreciation, Encumbrances       19,066    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,758    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       11,160    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,786    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,758    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,946    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 16,704     16,704    
SEC Schedule III, Real Estate Accumulated Depreciation 931     931    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 16,704     16,704    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 931     931    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 16,704          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 931          
Orlando, FL - Eola [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Orlando, FL - Eola [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 6348 Burnt Poplar [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       724    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,900    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       336    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       724    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,236    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,960     3,960    
SEC Schedule III, Real Estate Accumulated Depreciation 1,701     1,701    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,960     3,960    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,701     1,701    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,960          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,701          
Greensboro, NC - 6348 Burnt Poplar [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 6348 Burnt Poplar [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 6350 Burnt Poplar [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       341    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,374    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       781    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       341    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,155    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,496     2,496    
SEC Schedule III, Real Estate Accumulated Depreciation 878     878    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,496     2,496    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 878     878    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,496          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 878          
Greensboro, NC - 6350 Burnt Poplar [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 6350 Burnt Poplar [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 420 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       379    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,516    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       936    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       379    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,452    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,831     2,831    
SEC Schedule III, Real Estate Accumulated Depreciation 1,091     1,091    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,831     2,831    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,091     1,091    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,831          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,091          
Greensboro, NC - 420 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 420 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 418 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       462    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,849    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       590    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       462    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,439    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,901     2,901    
SEC Schedule III, Real Estate Accumulated Depreciation 1,300     1,300    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,901     2,901    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,300     1,300    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,901          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,300          
Greensboro, NC - 418 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 418 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 416 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       322    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,293    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       584    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       322    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,877    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,199     2,199    
SEC Schedule III, Real Estate Accumulated Depreciation 877     877    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,199     2,199    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 877     877    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,199          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 877          
Greensboro, NC - 416 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 416 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7031 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       510    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,921    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,292    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       510    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,213    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,723     5,723    
SEC Schedule III, Real Estate Accumulated Depreciation 2,613     2,613    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,723     5,723    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,613     2,613    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,723          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,613          
Greensboro, NC - 7031 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7031 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7029 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       739    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       3,237    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,851    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       739    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,088    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,827     5,827    
SEC Schedule III, Real Estate Accumulated Depreciation 2,684     2,684    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,827     5,827    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,684     2,684    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,827          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,684          
Greensboro, NC - 7029 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7029 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7025 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,393    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       9,576    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,583    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,393    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       15,159    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 17,552     17,552    
SEC Schedule III, Real Estate Accumulated Depreciation 7,283     7,283    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 17,552     17,552    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,283     7,283    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 17,552          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,283          
Greensboro, NC - 7025 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7025 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7027 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       850    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       699    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,200    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,549    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,200    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,749     6,749    
SEC Schedule III, Real Estate Accumulated Depreciation 1,978     1,978    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,749     6,749    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,978     1,978    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,749          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,978          
Greensboro, NC - 7027 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7027 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7009 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       224    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,068    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       262    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       224    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,330    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,554     1,554    
SEC Schedule III, Real Estate Accumulated Depreciation 663     663    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,554     1,554    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 663     663    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,554          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 663          
Greensboro, NC - 7009 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7009 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 426 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       465    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       380    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,254    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       845    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,254    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,099     2,099    
SEC Schedule III, Real Estate Accumulated Depreciation 585     585    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,099     2,099    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 585     585    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,099          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 585          
Greensboro, NC - 426 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 426 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 422 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       145    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,081    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       379    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       145    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,460    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,605     1,605    
SEC Schedule III, Real Estate Accumulated Depreciation 797     797    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,605     1,605    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 797     797    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,605          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 797          
Greensboro, NC - 422 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 422 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 406 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       265    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       270    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       911    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       535    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       911    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,446     1,446    
SEC Schedule III, Real Estate Accumulated Depreciation 517     517    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,446     1,446    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 517     517    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,446          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 517          
Greensboro, NC - 406 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 406 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7021 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       237    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,103    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       306    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       237    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,409    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,646     1,646    
SEC Schedule III, Real Estate Accumulated Depreciation 753     753    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,646     1,646    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 753     753    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,646          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 753          
Greensboro, NC - 7021 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7021 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7019 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       192    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       946    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       375    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       192    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,321    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,513     1,513    
SEC Schedule III, Real Estate Accumulated Depreciation 636     636    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,513     1,513    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 636     636    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,513          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 636          
Greensboro, NC - 7019 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7019 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7015 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       305    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,219    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       262    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       305    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,481    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,786     1,786    
SEC Schedule III, Real Estate Accumulated Depreciation 787     787    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,786     1,786    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 787     787    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,786          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 787          
Greensboro, NC - 7015 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7015 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7017 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       225    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       928    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       424    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       225    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,352    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,577     1,577    
SEC Schedule III, Real Estate Accumulated Depreciation 634     634    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,577     1,577    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 634     634    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,577          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 634          
Greensboro, NC - 7017 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7017 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7011 Albert Pick Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       171    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       777    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       363    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       171    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,140    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,311     1,311    
SEC Schedule III, Real Estate Accumulated Depreciation 574     574    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,311     1,311    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 574     574    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,311          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 574          
Greensboro, NC - 7011 Albert Pick Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7011 Albert Pick Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 424 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       271    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       239    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       833    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       510    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       833    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,343     1,343    
SEC Schedule III, Real Estate Accumulated Depreciation 367     367    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,343     1,343    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 367     367    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,343          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 367          
Greensboro, NC - 424 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 424 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 410 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       356    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,613    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       778    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       356    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,391    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,747     2,747    
SEC Schedule III, Real Estate Accumulated Depreciation 1,193     1,193    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,747     2,747    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,193     1,193    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,747          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,193          
Greensboro, NC - 410 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 410 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 412 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       374    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,523    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       581    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       374    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,104    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,478     2,478    
SEC Schedule III, Real Estate Accumulated Depreciation 1,085     1,085    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,478     2,478    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,085     1,085    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,478          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,085          
Greensboro, NC - 412 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 412 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 408 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       341    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,486    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       758    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       341    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,244    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,585     2,585    
SEC Schedule III, Real Estate Accumulated Depreciation 1,233     1,233    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,585     2,585    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,233     1,233    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,585          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,233          
Greensboro, NC - 408 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 408 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 414 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       659    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,676    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,034    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       659    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,710    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,369     4,369    
SEC Schedule III, Real Estate Accumulated Depreciation 1,985     1,985    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,369     4,369    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,985     1,985    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,369          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,985          
Greensboro, NC - 414 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 414 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 237 Burgess Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       860    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,919    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,080    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       860    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,999    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,859     4,859    
SEC Schedule III, Real Estate Accumulated Depreciation 1,923     1,923    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,859     4,859    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,923     1,923    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,859          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,923          
Greensboro, NC - 237 Burgess Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 237 Burgess Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 235 Burgess Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,302    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,392    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,556    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,302    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,948    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,250     7,250    
SEC Schedule III, Real Estate Accumulated Depreciation 2,901     2,901    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,250     7,250    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,901     2,901    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,250          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,901          
Greensboro, NC - 235 Burgess Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 235 Burgess Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 241 Burgess Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       450    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,517    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,265    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       450    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,782    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,232     3,232    
SEC Schedule III, Real Estate Accumulated Depreciation 1,447     1,447    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,232     3,232    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,447     1,447    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,232          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,447          
Greensboro, NC - 241 Burgess Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 241 Burgess Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 243 Burgess Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       452    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,514    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       317    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       452    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       1,831    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,283     2,283    
SEC Schedule III, Real Estate Accumulated Depreciation 950     950    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,283     2,283    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 950     950    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,283          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 950          
Greensboro, NC - 243 Burgess Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 243 Burgess Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 496 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       546    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,033    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       546    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,033    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,579     3,579    
SEC Schedule III, Real Estate Accumulated Depreciation 1,477     1,477    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,579     3,579    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,477     1,477    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,579          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,477          
Greensboro, NC - 496 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 496 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 494 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       749    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,050    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       749    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,050    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,799     3,799    
SEC Schedule III, Real Estate Accumulated Depreciation 1,142     1,142    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,799     3,799    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,142     1,142    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,799          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,142          
Greensboro, NC - 494 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 494 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 486 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       603    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,097    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       603    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,097    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,700     3,700    
SEC Schedule III, Real Estate Accumulated Depreciation 1,054     1,054    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,700     3,700    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,054     1,054    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,700          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,054          
Greensboro, NC - 486 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 486 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 488 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       499    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,238    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       499    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,238    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,737     2,737    
SEC Schedule III, Real Estate Accumulated Depreciation 885     885    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,737     2,737    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 885     885    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,737          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 885          
Greensboro, NC - 488 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 488 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 490 Gallimore Dairy Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,733    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,297    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,733    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,297    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 8,030     8,030    
SEC Schedule III, Real Estate Accumulated Depreciation 3,578     3,578    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 8,030     8,030    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,578     3,578    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 8,030          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,578          
Greensboro, NC - 490 Gallimore Dairy Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 490 Gallimore Dairy Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - Brigham Road - Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       7,059    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (4,610)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,449    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,449     2,449    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,449     2,449    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,449          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Greensboro, NC - 651 Brigham Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       453    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       360    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,981    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       813    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,981    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 3,794     3,794    
SEC Schedule III, Real Estate Accumulated Depreciation 1,212     1,212    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,794     3,794    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,212     1,212    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,794          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,212          
Greensboro, NC - 651 Brigham Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 651 Brigham Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 657 Brigham Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,733    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       881    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,634    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,614    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,634    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 14,248     14,248    
SEC Schedule III, Real Estate Accumulated Depreciation 2,725     2,725    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 14,248     14,248    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,725     2,725    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 14,248          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,725          
Greensboro, NC - 657 Brigham Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 657 Brigham Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 653 Brigham Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       814    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,587    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       814    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,587    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,401     4,401    
SEC Schedule III, Real Estate Accumulated Depreciation 813     813    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,401     4,401    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 813     813    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,401          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 813          
Greensboro, NC - 653 Brigham Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 653 Brigham Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 1501 Highwoods Boulevard [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,476    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       7,909    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,476    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,909    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,385     9,385    
SEC Schedule III, Real Estate Accumulated Depreciation 2,922     2,922    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,385     9,385    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,922     2,922    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,385          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,922          
Greensboro, NC - 1501 Highwoods Boulevard [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 1501 Highwoods Boulevard [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - Jefferson Pilot Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       11,759    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (4,311)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       7,448    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,448     7,448    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,448     7,448    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,448          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Greensboro, NC - 4200 Tudor Lane [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       515    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       383    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,820    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       898    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,820    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 3,718     3,718    
SEC Schedule III, Real Estate Accumulated Depreciation 1,194     1,194    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,718     3,718    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,194     1,194    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,718          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,194          
Greensboro, NC - 4200 Tudor Lane [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 4200 Tudor Lane [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 4224 Tudor Lane [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       435    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       288    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,428    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       723    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,428    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,151     3,151    
SEC Schedule III, Real Estate Accumulated Depreciation 937     937    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,151     3,151    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 937     937    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,151          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 937          
Greensboro, NC - 4224 Tudor Lane [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 4224 Tudor Lane [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 7023 Albert Pick [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       834    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       3,459    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,046    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       834    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,505    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,339     5,339    
SEC Schedule III, Real Estate Accumulated Depreciation 2,294     2,294    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,339     5,339    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,294     2,294    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,339          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,294          
Greensboro, NC - 7023 Albert Pick [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 7023 Albert Pick [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 370 Knollwood Street [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,826    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       7,495    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,856    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,826    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       11,351    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 13,177     13,177    
SEC Schedule III, Real Estate Accumulated Depreciation 5,531     5,531    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,177     13,177    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,531     5,531    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,177          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,531          
Greensboro, NC - 370 Knollwood Street [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 370 Knollwood Street [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 380 Knollwood Street [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,989    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       12,029    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,551    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,989    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       16,580    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 19,569     19,569    
SEC Schedule III, Real Estate Accumulated Depreciation 8,786     8,786    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 19,569     19,569    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 8,786     8,786    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 19,569          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 8,786          
Greensboro, NC - 380 Knollwood Street [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 380 Knollwood Street [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - Church Street Medical Center I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,734    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       9,129    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       372    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,734    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       9,501    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 12,235     12,235    
SEC Schedule III, Real Estate Accumulated Depreciation 1,201     1,201    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 12,235     12,235    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,201     1,201    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 12,235          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,201          
Greensboro, NC - Church Street Medical Center I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - Church Street Medical Center I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - Church Street Medical Center II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,376    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       5,451    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       174    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,376    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,625    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 8,001     8,001    
SEC Schedule III, Real Estate Accumulated Depreciation 1,177     1,177    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 8,001     8,001    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,177     1,177    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 8,001          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,177          
Greensboro, NC - Church Street Medical Center II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - Church Street Medical Center II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - Church Street Medical Center III [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       925    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,551    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       119    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       925    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,670    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,595     5,595    
SEC Schedule III, Real Estate Accumulated Depreciation 837     837    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,595     5,595    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 837     837    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,595          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 837          
Greensboro, NC - Church Street Medical Center III [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - Church Street Medical Center III [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 628 Green Valley [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,906    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       12,141    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       910    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,906    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       13,051    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 15,957     15,957    
SEC Schedule III, Real Estate Accumulated Depreciation 1,497     1,497    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 15,957     15,957    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,497     1,497    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 15,957          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,497          
Greensboro, NC - 628 Green Valley [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 628 Green Valley [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 701 Green Valley [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,787    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       7,719    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,028    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,787    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,747    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 12,534     12,534    
SEC Schedule III, Real Estate Accumulated Depreciation 1,279     1,279    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 12,534     12,534    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,279     1,279    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 12,534          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,279          
Greensboro, NC - 701 Green Valley [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 701 Green Valley [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Greensboro, NC - 661 Brigham Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       890    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,512    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       890    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,512    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,402     6,402    
SEC Schedule III, Real Estate Accumulated Depreciation 104     104    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,402     6,402    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 104     104    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,402          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 104          
Greensboro, NC - 661 Brigham Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Greensboro, NC - 661 Brigham Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Pittsburgh, PA - One PPG Place [Member]            
Real Estate and Accumulated Depreciation [Line Items]            
Real Estate and Accumulated Depreciation, Encumbrances [1]       109,100    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       9,819    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       107,643    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       41,066    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       9,819    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       148,709    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 158,528     158,528    
SEC Schedule III, Real Estate Accumulated Depreciation 26,724     26,724    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 158,528     158,528    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 26,724     26,724    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 158,528          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 26,724          
Pittsburgh, PA - One PPG Place [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Pittsburgh, PA - One PPG Place [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Pittsburgh, PA - Two PPG Place - Office [Member]            
Real Estate and Accumulated Depreciation [Line Items]            
Real Estate and Accumulated Depreciation, Encumbrances [1]       109,100    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,302    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       10,978    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,731    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,302    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       17,709    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 20,011     20,011    
SEC Schedule III, Real Estate Accumulated Depreciation 2,240     2,240    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 20,011     20,011    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,240     2,240    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 20,011          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,240          
Pittsburgh, PA - Two PPG Place - Office [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Pittsburgh, PA - Two PPG Place - Office [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Pittsburgh, PA - Three PPG Place [Member]            
Real Estate and Accumulated Depreciation [Line Items]            
Real Estate and Accumulated Depreciation, Encumbrances [1]       109,100    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       501    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,923    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,000    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       501    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,923    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,424     7,424    
SEC Schedule III, Real Estate Accumulated Depreciation 1,173     1,173    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,424     7,424    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,173     1,173    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,424          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,173          
Pittsburgh, PA - Three PPG Place [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Pittsburgh, PA - Three PPG Place [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Pittsburgh, PA - Four PPG Place [Member]            
Real Estate and Accumulated Depreciation [Line Items]            
Real Estate and Accumulated Depreciation, Encumbrances [1]       109,100    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       620    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       3,239    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,778    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       620    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,017    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,637     5,637    
SEC Schedule III, Real Estate Accumulated Depreciation 932     932    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,637     5,637    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 932     932    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,637          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 932          
Pittsburgh, PA - Four PPG Place [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Pittsburgh, PA - Four PPG Place [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Pittsburgh, PA - Five PPG Place [Member]            
Real Estate and Accumulated Depreciation [Line Items]            
Real Estate and Accumulated Depreciation, Encumbrances [1]       109,100    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       803    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,924    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,779    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       803    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,703    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,506     7,506    
SEC Schedule III, Real Estate Accumulated Depreciation 1,438     1,438    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,506     7,506    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,438     1,438    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,506          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,438          
Pittsburgh, PA - Five PPG Place [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Pittsburgh, PA - Five PPG Place [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Pittsburgh, PA - Six PPG Place [Member]            
Real Estate and Accumulated Depreciation [Line Items]            
Real Estate and Accumulated Depreciation, Encumbrances [1]       109,100    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,353    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       25,602    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       7,249    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,353    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       32,851    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 36,204     36,204    
SEC Schedule III, Real Estate Accumulated Depreciation 4,860     4,860    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 36,204     36,204    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,860     4,860    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 36,204          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,860          
Pittsburgh, PA - Six PPG Place [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Pittsburgh, PA - Six PPG Place [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Pittsburgh, PA - EQT Plaza [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       83,812    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       16,457    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       12,124    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       16,457    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       95,936    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 112,393     112,393    
SEC Schedule III, Real Estate Accumulated Depreciation 14,846     14,846    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 112,393     112,393    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 14,846     14,846    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 112,393          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 14,846          
Pittsburgh, PA - EQT Plaza [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Pittsburgh, PA - EQT Plaza [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 3600 Glenwood Avenue [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       10,994    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,550    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       15,544    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 15,544     15,544    
SEC Schedule III, Real Estate Accumulated Depreciation 7,729     7,729    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 15,544     15,544    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,729     7,729    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 15,544          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,729          
Raleigh, NC - 3600 Glenwood Avenue [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 3600 Glenwood Avenue [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 3737 Glenwood Avenue [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       318    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       16,434    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       318    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       16,434    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 16,752     16,752    
SEC Schedule III, Real Estate Accumulated Depreciation 6,545     6,545    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 16,752     16,752    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 6,545     6,545    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 16,752          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 6,545          
Raleigh, NC - 3737 Glenwood Avenue [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 3737 Glenwood Avenue [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 4800 North Park [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,678    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       17,630    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       7,556    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,678    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       25,186    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 27,864     27,864    
SEC Schedule III, Real Estate Accumulated Depreciation 15,215     15,215    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 27,864     27,864    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 15,215     15,215    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 27,864          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 15,215          
Raleigh, NC - 4800 North Park [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 4800 North Park [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 5000 North Park [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,010    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,612    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (49)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,214    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       961    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,826    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 8,787     8,787    
SEC Schedule III, Real Estate Accumulated Depreciation 4,528     4,528    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 8,787     8,787    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,528     4,528    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 8,787          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,528          
Raleigh, NC - 5000 North Park [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 5000 North Park [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 801 Raleigh Corporate Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       828    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       272    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,748    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,100    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,748    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 11,848     11,848    
SEC Schedule III, Real Estate Accumulated Depreciation 3,511     3,511    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 11,848     11,848    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,511     3,511    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 11,848          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,511          
Raleigh, NC - 801 Raleigh Corporate Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 801 Raleigh Corporate Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Blue Ridge I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       722    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,606    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,780    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       722    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,386    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,108     7,108    
SEC Schedule III, Real Estate Accumulated Depreciation 3,379     3,379    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,108     7,108    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,379     3,379    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,108          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,379          
Raleigh, NC - Blue Ridge I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Blue Ridge I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Blue Ridge II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       462    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,410    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       774    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       462    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,184    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,646     2,646    
SEC Schedule III, Real Estate Accumulated Depreciation 1,439     1,439    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,646     2,646    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,439     1,439    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,646          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,439          
Raleigh, NC - Blue Ridge II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Blue Ridge II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Cape Fear [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       131    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,630    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (2)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,159    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       129    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,789    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,918     2,918    
SEC Schedule III, Real Estate Accumulated Depreciation 2,327     2,327    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,918     2,918    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,327     2,327    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,918          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,327          
Raleigh, NC - Cape Fear [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Cape Fear [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Catawba [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       125    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,635    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (2)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,370    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       123    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,005    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,128     4,128    
SEC Schedule III, Real Estate Accumulated Depreciation 3,630     3,630    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,128     4,128    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,630     3,630    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,128          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,630          
Raleigh, NC - Catawba [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Catawba [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - CentreGreen One [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,529    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (391)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,559    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,138    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,559    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 11,697     11,697    
SEC Schedule III, Real Estate Accumulated Depreciation 4,583     4,583    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 11,697     11,697    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,583     4,583    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 11,697          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,583          
Raleigh, NC - CentreGreen One [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - CentreGreen One [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - CentreGreen Two [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,653    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (389)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,192    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,264    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,192    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 11,456     11,456    
SEC Schedule III, Real Estate Accumulated Depreciation 3,529     3,529    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 11,456     11,456    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,529     3,529    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 11,456          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,529          
Raleigh, NC - CentreGreen Two [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - CentreGreen Two [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - CentreGreen Four [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,779    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (397)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       13,685    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,382    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       13,685    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 15,067     15,067    
SEC Schedule III, Real Estate Accumulated Depreciation 3,323     3,323    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 15,067     15,067    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,323     3,323    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 15,067          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,323          
Raleigh, NC - CentreGreen Four [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - CentreGreen Four [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - CentreGreen Five [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,280    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       55    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       12,798    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,335    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,798    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 14,133     14,133    
SEC Schedule III, Real Estate Accumulated Depreciation 4,091     4,091    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 14,133     14,133    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,091     4,091    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 14,133          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,091          
Raleigh, NC - CentreGreen Five [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - CentreGreen Five [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Cottonwood [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       609    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       3,244    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       589    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       609    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,833    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,442     4,442    
SEC Schedule III, Real Estate Accumulated Depreciation 2,177     2,177    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,442     4,442    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,177     2,177    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,442          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,177          
Raleigh, NC - Cottonwood [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Cottonwood [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Dogwood [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       766    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,769    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       538    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       766    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,307    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,073     4,073    
SEC Schedule III, Real Estate Accumulated Depreciation 1,918     1,918    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,073     4,073    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,918     1,918    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,073          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,918          
Raleigh, NC - Dogwood [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Dogwood [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - GlenLake Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       13,003    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (8,359)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       114    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       4,644    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       114    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,758     4,758    
SEC Schedule III, Real Estate Accumulated Depreciation 45     45    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,758     4,758    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 45     45    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,758          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 45          
Raleigh, NC - GlenLake Land [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - GlenLake Land [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - GlenLake One [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       924    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       1,324    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       21,097    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,248    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       21,097    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 23,345     23,345    
SEC Schedule III, Real Estate Accumulated Depreciation 7,358     7,358    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 23,345     23,345    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,358     7,358    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 23,345          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,358          
Raleigh, NC - GlenLake One [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - GlenLake One [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - GlenLake Four [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,659    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       493    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       21,790    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,152    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       21,790    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 23,942     23,942    
SEC Schedule III, Real Estate Accumulated Depreciation 7,571     7,571    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 23,942     23,942    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,571     7,571    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 23,942          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,571          
Raleigh, NC - GlenLake Four [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - GlenLake Four [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - GlenLake Six [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       941    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (365)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       22,573    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       576    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       22,573    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 23,149     23,149    
SEC Schedule III, Real Estate Accumulated Depreciation 6,594     6,594    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 23,149     23,149    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 6,594     6,594    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 23,149          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 6,594          
Raleigh, NC - GlenLake Six [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - GlenLake Six [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 701 Raleigh Corporate Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,304    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       540    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       16,121    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,844    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       16,121    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 17,965     17,965    
SEC Schedule III, Real Estate Accumulated Depreciation 7,906     7,906    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 17,965     17,965    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,906     7,906    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 17,965          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,906          
Raleigh, NC - 701 Raleigh Corporate Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 701 Raleigh Corporate Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Highwoods Centre [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       531    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (267)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       7,658    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       264    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,658    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,922     7,922    
SEC Schedule III, Real Estate Accumulated Depreciation 3,427     3,427    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,922     7,922    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,427     3,427    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,922          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,427          
Raleigh, NC - Highwoods Centre [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Highwoods Centre [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Highwoods Office Center North Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       357    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       49    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       357    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       49    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 406     406    
SEC Schedule III, Real Estate Accumulated Depreciation 36     36    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 406     406    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 36     36    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 406          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 36          
Raleigh, NC - Highwoods Office Center North Land [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Highwoods Office Center North Land [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Highwoods Tower One [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       203    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       16,744    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,276    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       203    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       23,020    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 23,223     23,223    
SEC Schedule III, Real Estate Accumulated Depreciation 12,622     12,622    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 23,223     23,223    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 12,622     12,622    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 23,223          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 12,622          
Raleigh, NC - Highwoods Tower One [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Highwoods Tower One [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Highwoods Tower Two [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       365    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       503    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       21,269    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       868    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       21,269    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 22,137     22,137    
SEC Schedule III, Real Estate Accumulated Depreciation 8,646     8,646    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 22,137     22,137    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 8,646     8,646    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 22,137          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 8,646          
Raleigh, NC - Highwoods Tower Two [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Highwoods Tower Two [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Inveresk Land Parcel 2 [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       657    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       38    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       103    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       695    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       103    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 798     798    
SEC Schedule III, Real Estate Accumulated Depreciation 3     3    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 798     798    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3     3    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 798          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 3          
Raleigh, NC - Lake Boone Medical Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,450    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       6,311    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       262    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,450    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,573    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 8,023     8,023    
SEC Schedule III, Real Estate Accumulated Depreciation 1,090     1,090    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 8,023     8,023    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,090     1,090    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 8,023          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,090          
Raleigh, NC - Lake Boone Medical Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Lake Boone Medical Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 4620 Creekstone Drive [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       149    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       107    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,085    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       256    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,085    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,341     3,341    
SEC Schedule III, Real Estate Accumulated Depreciation 1,211     1,211    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,341     3,341    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,211     1,211    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,341          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,211          
Raleigh, NC - 4620 Creekstone Drive [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 4620 Creekstone Drive [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 4825 Creekstone Drive [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       398    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       293    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       11,150    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       691    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       11,150    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 11,841     11,841    
SEC Schedule III, Real Estate Accumulated Depreciation 4,486     4,486    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 11,841     11,841    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,486     4,486    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 11,841          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,486          
Raleigh, NC - 4825 Creekstone Drive [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 4825 Creekstone Drive [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Pamlico [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       289    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,448    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       289    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,448    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 10,737     10,737    
SEC Schedule III, Real Estate Accumulated Depreciation 7,307     7,307    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,737     10,737    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,307     7,307    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,737          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,307          
Raleigh, NC - Pamlico [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Pamlico [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - ParkWest One [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       242    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,303    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       242    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,303    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,545     3,545    
SEC Schedule III, Real Estate Accumulated Depreciation 1,251     1,251    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,545     3,545    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,251     1,251    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,545          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,251          
Raleigh, NC - ParkWest One [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - ParkWest One [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - ParkWest Two [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       356    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,580    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       356    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,580    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,936     3,936    
SEC Schedule III, Real Estate Accumulated Depreciation 1,356     1,356    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,936     3,936    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,356     1,356    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,936          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,356          
Raleigh, NC - ParkWest Two [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - ParkWest Two [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Progress Center Renovation [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       362    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       362    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 362     362    
SEC Schedule III, Real Estate Accumulated Depreciation 325     325    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 362     362    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 325     325    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 362          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 325          
Raleigh, NC - Progress Center Renovation [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Progress Center Renovation [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Raleigh Corp Center Lot D [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,211    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       8    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,219    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,219     1,219    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,219     1,219    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,219          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Raleigh, NC - PNC Plaza [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,206    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       71,819    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,206    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       71,819    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 73,025     73,025    
SEC Schedule III, Real Estate Accumulated Depreciation 19,322     19,322    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 73,025     73,025    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 19,322     19,322    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 73,025          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 19,322          
Raleigh, NC - PNC Plaza [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - PNC Plaza [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Rexwoods Center I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       878    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       3,730    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,594    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       878    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,324    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,202     6,202    
SEC Schedule III, Real Estate Accumulated Depreciation 3,246     3,246    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,202     6,202    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,246     3,246    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,202          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,246          
Raleigh, NC - Rexwoods Center I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Rexwoods Center I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Rexwoods Center II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       362    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       1,818    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,362    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       362    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,180    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,542     3,542    
SEC Schedule III, Real Estate Accumulated Depreciation 1,456     1,456    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,542     3,542    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,456     1,456    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,542          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,456          
Raleigh, NC - Rexwoods Center II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Rexwoods Center II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Rexwoods Center III [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       919    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,816    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,503    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       919    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,319    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,238     5,238    
SEC Schedule III, Real Estate Accumulated Depreciation 2,249     2,249    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,238     5,238    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,249     2,249    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,238          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,249          
Raleigh, NC - Rexwoods Center III [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Rexwoods Center III [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Rexwoods Center IV [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       586    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,509    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       586    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,509    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,095     5,095    
SEC Schedule III, Real Estate Accumulated Depreciation 2,252     2,252    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,095     5,095    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,252     2,252    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,095          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,252          
Raleigh, NC - Rexwoods Center IV [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Rexwoods Center IV [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Rexwoods Center V [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,301    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       184    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,242    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,485    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,242    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,727     7,727    
SEC Schedule III, Real Estate Accumulated Depreciation 2,706     2,706    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,727     7,727    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,706     2,706    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,727          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,706          
Raleigh, NC - Rexwoods Center V [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Rexwoods Center V [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Riverbirch [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       469    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,038    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       23    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,225    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       492    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       9,263    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,755     9,755    
SEC Schedule III, Real Estate Accumulated Depreciation 1,777     1,777    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,755     9,755    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,777     1,777    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,755          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,777          
Raleigh, NC - Riverbirch [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Riverbirch [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Situs I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       692    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,646    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       178    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       126    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       870    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,772    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,642     5,642    
SEC Schedule III, Real Estate Accumulated Depreciation 1,826     1,826    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,642     5,642    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,826     1,826    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,642          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,826          
Raleigh, NC - Situs I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Situs I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Situs II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       718    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       6,254    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       181    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       (1,061)    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       899    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,193    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,092     6,092    
SEC Schedule III, Real Estate Accumulated Depreciation 2,394     2,394    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,092     6,092    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,394     2,394    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,092          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,394          
Raleigh, NC - Situs II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Situs II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Situs III [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       440    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,078    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       119    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       (1,135)    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       559    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,943    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,502     3,502    
SEC Schedule III, Real Estate Accumulated Depreciation 1,087     1,087    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,502     3,502    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,087     1,087    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,502          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,087          
Raleigh, NC - Situs III [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Situs III [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Six Forks Center I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       666    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,665    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,885    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       666    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,550    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,216     5,216    
SEC Schedule III, Real Estate Accumulated Depreciation 2,483     2,483    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,216     5,216    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,483     2,483    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,216          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,483          
Raleigh, NC - Six Forks Center I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Six Forks Center I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Six Forks Center II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,086    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,533    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,351    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,086    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,884    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,970     7,970    
SEC Schedule III, Real Estate Accumulated Depreciation 3,735     3,735    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,970     7,970    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,735     3,735    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,970          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,735          
Raleigh, NC - Six Forks Center II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Six Forks Center II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Six Forks Center III [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       862    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,411    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,181    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       862    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,592    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 8,454     8,454    
SEC Schedule III, Real Estate Accumulated Depreciation 4,073     4,073    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 8,454     8,454    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,073     4,073    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 8,454          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,073          
Raleigh, NC - Six Forks Center III [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Six Forks Center III [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Smoketree Tower [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,353    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       11,743    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,182    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,353    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       17,925    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 20,278     20,278    
SEC Schedule III, Real Estate Accumulated Depreciation 9,033     9,033    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 20,278     20,278    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 9,033     9,033    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 20,278          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 9,033          
Raleigh, NC - Smoketree Tower [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Smoketree Tower [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 4601 Creekstone Drive [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       255    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       217    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,914    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       472    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,914    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,386     6,386    
SEC Schedule III, Real Estate Accumulated Depreciation 2,720     2,720    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,386     6,386    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,720     2,720    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,386          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,720          
Raleigh, NC - 4601 Creekstone Drive [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 4601 Creekstone Drive [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Weston Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       22,771    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (14,992)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       7,779    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,779     7,779    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,779     7,779    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,779          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Raleigh, NC - 4625 Creekstone Drive [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       458    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       268    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,181    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       726    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,181    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 6,907     6,907    
SEC Schedule III, Real Estate Accumulated Depreciation 2,913     2,913    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,907     6,907    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,913     2,913    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,907          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,913          
Raleigh, NC - 4625 Creekstone Drive [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 4625 Creekstone Drive [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 11000 Weston Parkway [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,651    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       18,850    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,318    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,651    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       20,168    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 22,819     22,819    
SEC Schedule III, Real Estate Accumulated Depreciation 3,711     3,711    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 22,819     22,819    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,711     3,711    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 22,819          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,711          
Raleigh, NC - 11000 Weston Parkway [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 11000 Weston Parkway [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - GlenLake Five [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,263    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       30,264    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,770    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,263    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       33,034    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 35,297     35,297    
SEC Schedule III, Real Estate Accumulated Depreciation 2,383     2,383    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 35,297     35,297    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,383     2,383    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 35,297          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,383          
Raleigh, NC - GlenLake Five [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - GlenLake Five [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - 11800 Weston Parkway [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       826    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       13,188    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       826    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       13,190    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 14,016     14,016    
SEC Schedule III, Real Estate Accumulated Depreciation 810     810    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 14,016     14,016    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 810     810    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 14,016          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 810          
Raleigh, NC - 11800 Weston Parkway [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - 11800 Weston Parkway [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - CentreGreen Cafe [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       41    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       3,509    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       41    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,509    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,550     3,550    
SEC Schedule III, Real Estate Accumulated Depreciation 184     184    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,550     3,550    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 184     184    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,550          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 184          
Raleigh, NC - CentreGreen Cafe [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - CentreGreen Cafe [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - CentreGreen Fitness Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       27    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,322    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       27    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       2,322    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,349     2,349    
SEC Schedule III, Real Estate Accumulated Depreciation 122     122    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,349     2,349    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 122     122    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,349          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 122          
Raleigh, NC - CentreGreen Fitness Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - CentreGreen Fitness Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - One City Plaza [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       11,288    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       68,375    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       17,563    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       11,288    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       85,938    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 97,226     97,226    
SEC Schedule III, Real Estate Accumulated Depreciation 6,266     6,266    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 97,226     97,226    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 6,266     6,266    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 97,226          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 6,266          
Raleigh, NC - One City Plaza [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - One City Plaza [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Weston Lakefront I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       8,522    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       42,267    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       160    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       8,522    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       42,427    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 50,949     50,949    
SEC Schedule III, Real Estate Accumulated Depreciation 2,545     2,545    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 50,949     50,949    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,545     2,545    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 50,949          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,545          
Raleigh, NC - Weston Lakefront I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Weston Lakefront I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Weston Lakefront II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       8,522    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       45,870    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       142    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       8,522    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       46,012    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 54,534     54,534    
SEC Schedule III, Real Estate Accumulated Depreciation 2,499     2,499    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 54,534     54,534    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,499     2,499    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 54,534          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,499          
Raleigh, NC - Weston Lakefront II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Weston Lakefront II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Edison - Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       5,984    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       5,984    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,984     5,984    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,984     5,984    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,984          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Raleigh, NC - Charter Square [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       7,267    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       65,881    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       7,267    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       65,881    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 73,148     73,148    
SEC Schedule III, Real Estate Accumulated Depreciation 519     519    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 73,148     73,148    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 519     519    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 73,148          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 519          
Raleigh, NC - Charter Square [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Raleigh, NC - Charter Square [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Raleigh, NC - Other Property [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       27,260    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       20,868    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (24,642)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,465    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,618    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       25,333    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 27,951     27,951    
SEC Schedule III, Real Estate Accumulated Depreciation 12,747     12,747    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 27,951     27,951    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 12,747     12,747    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 27,951          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 12,747          
Richmond, VA - 4900 Cox Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,324    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       5,311    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       15    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,731    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,339    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,042    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 9,381     9,381    
SEC Schedule III, Real Estate Accumulated Depreciation 4,246     4,246    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,381     9,381    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,246     4,246    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,381          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,246          
Richmond, VA - 4900 Cox Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - 4900 Cox Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Colonnade Building [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,364    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       6,105    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,791    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,364    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,896    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,260     9,260    
SEC Schedule III, Real Estate Accumulated Depreciation 2,710     2,710    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,260     9,260    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,710     2,710    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,260          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,710          
Richmond, VA - Colonnade Building [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Colonnade Building [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Dominion Place - Pitts Parcel - Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,101    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (665)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       436    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 436     436    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 436     436    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 436          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Richmond, VA - Markel 4521 [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,581    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       13,299    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       168    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       (1,251)    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,749    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,048    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 13,797     13,797    
SEC Schedule III, Real Estate Accumulated Depreciation 4,884     4,884    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,797     13,797    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,884     4,884    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,797          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,884          
Richmond, VA - Markel 4521 [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Markel 4521 [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Hamilton Beach/Proctor Silex [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,086    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,345    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       10    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,558    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,096    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,903    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,999     6,999    
SEC Schedule III, Real Estate Accumulated Depreciation 3,166     3,166    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,999     6,999    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,166     3,166    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,999          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,166          
Richmond, VA - Hamilton Beach/Proctor Silex [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Hamilton Beach/Proctor Silex [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Highwoods Commons [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       521    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       458    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,938    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       979    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,938    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 4,917     4,917    
SEC Schedule III, Real Estate Accumulated Depreciation 1,744     1,744    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 4,917     4,917    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,744     1,744    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 4,917          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,744          
Richmond, VA - Highwoods Commons [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Highwoods Commons [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Highwoods One [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,688    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       22    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       12,380    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,710    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,380    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 14,090     14,090    
SEC Schedule III, Real Estate Accumulated Depreciation 5,555     5,555    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 14,090     14,090    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,555     5,555    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 14,090          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,555          
Richmond, VA - Highwoods One [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Highwoods One [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Highwoods Two [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       786    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       226    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,146    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,012    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,146    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,158     7,158    
SEC Schedule III, Real Estate Accumulated Depreciation 3,158     3,158    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,158     7,158    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,158     3,158    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,158          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,158          
Richmond, VA - Highwoods Two [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Highwoods Two [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Highwoods Five [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       783    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       11    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,227    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       794    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,227    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,021     7,021    
SEC Schedule III, Real Estate Accumulated Depreciation 2,506     2,506    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,021     7,021    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,506     2,506    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,021          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,506          
Richmond, VA - Highwoods Five [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Highwoods Five [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Highwoods Plaza [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       909    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       187    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,077    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,096    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,077    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,173     7,173    
SEC Schedule III, Real Estate Accumulated Depreciation 2,728     2,728    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,173     7,173    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,728     2,728    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,173          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,728          
Richmond, VA - Highwoods Plaza [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Highwoods Plaza [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Innslake Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       845    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       195    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,659    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,040    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,659    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,699     7,699    
SEC Schedule III, Real Estate Accumulated Depreciation 2,515     2,515    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,699     7,699    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,515     2,515    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,699          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,515          
Richmond, VA - Innslake Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Innslake Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Highwoods Centre [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,205    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,825    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,202    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,205    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,027    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,232     7,232    
SEC Schedule III, Real Estate Accumulated Depreciation 3,084     3,084    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,232     7,232    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,084     3,084    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,232          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,084          
Richmond, VA - Highwoods Centre [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Highwoods Centre [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Markel 4501 [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,300    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       13,259    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       213    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       (3,887)    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,513    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       9,372    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 10,885     10,885    
SEC Schedule III, Real Estate Accumulated Depreciation 3,075     3,075    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,885     10,885    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,075     3,075    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,885          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,075          
Richmond, VA - Markel 4501 [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Markel 4501 [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Markel 4600 [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,700    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       17,081    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       169    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       (3,991)    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,869    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       13,090    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 14,959     14,959    
SEC Schedule III, Real Estate Accumulated Depreciation 3,916     3,916    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 14,959     14,959    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,916     3,916    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 14,959          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,916          
Richmond, VA - Markel 4600 [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Markel 4600 [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - North Park [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,163    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       8,659    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       6    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,512    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,169    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       11,171    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 13,340     13,340    
SEC Schedule III, Real Estate Accumulated Depreciation 5,566     5,566    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,340     13,340    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,566     5,566    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,340          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,566          
Richmond, VA - North Park [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - North Park [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - North Shore Commons I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       951    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       17    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       12,187    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       968    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,187    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 13,155     13,155    
SEC Schedule III, Real Estate Accumulated Depreciation 4,533     4,533    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,155     13,155    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,533     4,533    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,155          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,533          
Richmond, VA - North Shore Commons I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - North Shore Commons I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - North Shore Commons II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,067    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (89)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,830    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,978    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,830    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 12,808     12,808    
SEC Schedule III, Real Estate Accumulated Depreciation 2,422     2,422    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 12,808     12,808    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,422     2,422    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 12,808          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,422          
Richmond, VA - North Shore Commons II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - North Shore Commons II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - North Shore Commons C - Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,497    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       15    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,512    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,512     1,512    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,512     1,512    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,512          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Richmond, VA - North Shore Commons D - Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,261    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,261    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 1,261     1,261    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,261     1,261    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,261          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Richmond, VA - Nuckols Corner Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,259    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       203    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,462    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 1,462     1,462    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,462     1,462    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,462          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Richmond, VA - One Shockoe Plaza [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       356    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       16,416    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       356    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       16,416    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 16,772     16,772    
SEC Schedule III, Real Estate Accumulated Depreciation 8,378     8,378    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 16,772     16,772    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 8,378     8,378    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 16,772          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 8,378          
Richmond, VA - One Shockoe Plaza [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - One Shockoe Plaza [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Pavilion Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       181    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       46    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       20    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       (46)    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       201    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 201     201    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 201     201    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 201          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Richmond, VA - Lake Brook Commons [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,600    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       8,864    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       21    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,203    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,621    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       11,067    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 12,688     12,688    
SEC Schedule III, Real Estate Accumulated Depreciation 3,403     3,403    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 12,688     12,688    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,403     3,403    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 12,688          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,403          
Richmond, VA - Lake Brook Commons [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Lake Brook Commons [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Sadler & Cox Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,535    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       343    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,878    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,878     1,878    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,878     1,878    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,878          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Richmond, VA - 4840 Cox Road [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,918    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       358    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       13,566    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,276    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       13,566    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 15,842     15,842    
SEC Schedule III, Real Estate Accumulated Depreciation 6,249     6,249    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 15,842     15,842    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 6,249     6,249    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 15,842          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 6,249          
Richmond, VA - 4840 Cox Road [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - 4840 Cox Road [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Stony Point F Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,841    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (774)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,067    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 1,067     1,067    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 1,067     1,067    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 1,067          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Richmond, VA - Stony Point I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,384    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       11,630    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (267)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,916    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,117    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       15,546    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 16,663     16,663    
SEC Schedule III, Real Estate Accumulated Depreciation 7,032     7,032    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 16,663     16,663    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 7,032     7,032    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 16,663          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 7,032          
Richmond, VA - Stony Point I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Stony Point I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Stony Point II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,240    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       103    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       12,601    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,343    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,601    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 13,944     13,944    
SEC Schedule III, Real Estate Accumulated Depreciation 5,338     5,338    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,944     13,944    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,338     5,338    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,944          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,338          
Richmond, VA - Stony Point II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Stony Point II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Stony Point III [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       995    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,226    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       995    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,226    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 11,221     11,221    
SEC Schedule III, Real Estate Accumulated Depreciation 3,749     3,749    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 11,221     11,221    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,749     3,749    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 11,221          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,749          
Richmond, VA - Stony Point III [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Stony Point III [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Stony Point IV [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       955    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       11,129    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       955    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       11,129    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 12,084     12,084    
SEC Schedule III, Real Estate Accumulated Depreciation 2,897     2,897    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 12,084     12,084    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,897     2,897    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 12,084          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,897          
Richmond, VA - Stony Point IV [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Stony Point IV [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Virginia Mutual [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,301    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       6,036    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       15    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,479    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,316    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       7,515    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 8,831     8,831    
SEC Schedule III, Real Estate Accumulated Depreciation 2,938     2,938    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 8,831     8,831    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,938     2,938    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 8,831          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,938          
Richmond, VA - Virginia Mutual [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Virginia Mutual [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Waterfront Plaza [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       585    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,347    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       8    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       752    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       593    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       3,099    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,692     3,692    
SEC Schedule III, Real Estate Accumulated Depreciation 1,664     1,664    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,692     3,692    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,664     1,664    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,692          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,664          
Richmond, VA - Waterfront Plaza [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Waterfront Plaza [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Richmond, VA - Innsbrook Center [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       914    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       8,249    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       520    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       914    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       8,769    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 9,683     9,683    
SEC Schedule III, Real Estate Accumulated Depreciation 2,923     2,923    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 9,683     9,683    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,923     2,923    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 9,683          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,923          
Richmond, VA - Innsbrook Center [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Richmond, VA - Innsbrook Center [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - 4200 Cypress [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,673    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       16,470    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,231    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,673    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       19,701    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 22,374     22,374    
SEC Schedule III, Real Estate Accumulated Depreciation 3,957     3,957    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 22,374     22,374    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,957     3,957    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 22,374          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,957          
Tampa, FL - 4200 Cypress [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - 4200 Cypress [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Bayshore Place [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,276    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       11,817    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,804    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,276    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       13,621    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 15,897     15,897    
SEC Schedule III, Real Estate Accumulated Depreciation 6,951     6,951    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 15,897     15,897    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 6,951     6,951    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 15,897          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 6,951          
Tampa, FL - Bayshore Place [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Bayshore Place [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - General Services Administration [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       4,054    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       406    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       27,691    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       4,460    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       27,691    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 32,151     32,151    
SEC Schedule III, Real Estate Accumulated Depreciation 9,964     9,964    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 32,151     32,151    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 9,964     9,964    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 32,151          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 9,964          
Tampa, FL - General Services Administration [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - General Services Administration [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Highwoods Preserve Building I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       991    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       22,037    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       991    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       22,037    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 23,028     23,028    
SEC Schedule III, Real Estate Accumulated Depreciation 9,244     9,244    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 23,028     23,028    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 9,244     9,244    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 23,028          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 9,244          
Tampa, FL - Highwoods Preserve Building I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Highwoods Preserve Building I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Highwoods Preserve Building V [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       881    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       25,383    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       881    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       25,383    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 26,264     26,264    
SEC Schedule III, Real Estate Accumulated Depreciation 10,798     10,798    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 26,264     26,264    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 10,798     10,798    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 26,264          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 10,798          
Tampa, FL - Highwoods Preserve Building V [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Highwoods Preserve Building V [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Highwoods Bay Center I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,565    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       (64)    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       36,700    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,501    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       36,700    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 40,201     40,201    
SEC Schedule III, Real Estate Accumulated Depreciation 9,820     9,820    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 40,201     40,201    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 9,820     9,820    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 40,201          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 9,820          
Tampa, FL - Highwoods Bay Center I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Highwoods Bay Center I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - HIW Bay Center II Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,482    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,482    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 3,482     3,482    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 3,482     3,482    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 3,482          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Tampa, FL - HIW Preserve Building VII [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       790    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       12,498    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       790    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,498    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets 13,288     13,288    
SEC Schedule III, Real Estate Accumulated Depreciation 3,046     3,046    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 13,288     13,288    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,046     3,046    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 13,288          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,046          
Tampa, FL - HIW Preserve Building VII [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - HIW Preserve Building VII [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - HIW Preserve VII Garage [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,789    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,789    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 6,789     6,789    
SEC Schedule III, Real Estate Accumulated Depreciation 1,683     1,683    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 6,789     6,789    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,683     1,683    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 6,789          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,683          
Tampa, FL - HIW Preserve VII Garage [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - HIW Preserve VII Garage [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Horizon [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       6,257    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,438    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       10,695    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 10,695     10,695    
SEC Schedule III, Real Estate Accumulated Depreciation 5,100     5,100    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 10,695     10,695    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 5,100     5,100    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 10,695          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 5,100          
Tampa, FL - Horizon [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Horizon [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - LakePointe One [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,106    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       89    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       44,860    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,106    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       44,949    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 47,055     47,055    
SEC Schedule III, Real Estate Accumulated Depreciation 19,703     19,703    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 47,055     47,055    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 19,703     19,703    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 47,055          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 19,703          
Tampa, FL - LakePointe One [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - LakePointe One [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - LakePointe Two [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,000    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       15,848    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       672    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       15,271    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,672    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       31,119    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 33,791     33,791    
SEC Schedule III, Real Estate Accumulated Depreciation 11,438     11,438    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 33,791     33,791    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 11,438     11,438    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 33,791          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 11,438          
Tampa, FL - LakePointe Two [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - LakePointe Two [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Lakeside [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       7,369    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,425    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,794    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 12,794     12,794    
SEC Schedule III, Real Estate Accumulated Depreciation 4,713     4,713    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 12,794     12,794    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,713     4,713    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 12,794          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,713          
Tampa, FL - Lakeside [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Lakeside [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Lakeside/Parkside Garage [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,587    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,587    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,587     5,587    
SEC Schedule III, Real Estate Accumulated Depreciation 1,493     1,493    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,587     5,587    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,493     1,493    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,587          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,493          
Tampa, FL - Lakeside/Parkside Garage [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Lakeside/Parkside Garage [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - One Harbour Place [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,016    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       25,252    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       10,410    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,016    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       35,662    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 37,678     37,678    
SEC Schedule III, Real Estate Accumulated Depreciation 12,848     12,848    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 37,678     37,678    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 12,848     12,848    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 37,678          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 12,848          
Tampa, FL - One Harbour Place [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - One Harbour Place [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Parkside [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       9,407    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       3,304    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       12,711    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 12,711     12,711    
SEC Schedule III, Real Estate Accumulated Depreciation 6,379     6,379    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 12,711     12,711    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 6,379     6,379    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 12,711          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 6,379          
Tampa, FL - Parkside [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Parkside [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Pavilion [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       16,394    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,428    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       20,822    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 20,822     20,822    
SEC Schedule III, Real Estate Accumulated Depreciation 9,661     9,661    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 20,822     20,822    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 9,661     9,661    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 20,822          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 9,661          
Tampa, FL - Pavilion [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Pavilion [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Pavilion Parking Garage [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,731    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       5,731    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 5,731     5,731    
SEC Schedule III, Real Estate Accumulated Depreciation 2,436     2,436    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 5,731     5,731    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,436     2,436    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 5,731          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,436          
Tampa, FL - Pavilion Parking Garage [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Pavilion Parking Garage [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Spectrum [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,454    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       14,502    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       6,921    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,454    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       21,423    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 22,877     22,877    
SEC Schedule III, Real Estate Accumulated Depreciation 10,477     10,477    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 22,877     22,877    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 10,477     10,477    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 22,877          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 10,477          
Tampa, FL - Spectrum [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Spectrum [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Tower Place [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       3,218    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       19,898    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,179    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       3,218    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       25,077    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 28,295     28,295    
SEC Schedule III, Real Estate Accumulated Depreciation 12,086     12,086    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 28,295     28,295    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 12,086     12,086    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 28,295          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 12,086          
Tampa, FL - Tower Place [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Tower Place [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Westshore Square [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,126    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       5,186    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,453    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,126    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       6,639    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 7,765     7,765    
SEC Schedule III, Real Estate Accumulated Depreciation 3,160     3,160    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 7,765     7,765    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,160     3,160    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 7,765          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,160          
Tampa, FL - Westshore Square [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Westshore Square [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Independence Park I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,531    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       4,526    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       4,894    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,531    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       9,420    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 11,951     11,951    
SEC Schedule III, Real Estate Accumulated Depreciation 2,774     2,774    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 11,951     11,951    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 2,774     2,774    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 11,951          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 2,774          
Tampa, FL - Independence Park I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Independence Park I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Meridian I [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,849    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       22,363    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,609    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,849    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       23,972    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 25,821     25,821    
SEC Schedule III, Real Estate Accumulated Depreciation 3,055     3,055    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 25,821     25,821    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,055     3,055    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 25,821          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,055          
Tampa, FL - Meridian I [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Meridian I [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Meridian II [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,302    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       19,588    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       2,384    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,302    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       21,972    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 23,274     23,274    
SEC Schedule III, Real Estate Accumulated Depreciation 3,058     3,058    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 23,274     23,274    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 3,058     3,058    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 23,274          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 3,058          
Tampa, FL - Meridian II [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Meridian II [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Laser Spine Institute [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       0    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       6,310    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       44,557    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       6,310    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       44,557    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 50,867     50,867    
SEC Schedule III, Real Estate Accumulated Depreciation 1,296     1,296    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 50,867     50,867    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,296     1,296    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 50,867          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,296          
Tampa, FL - Laser Spine Institute [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Laser Spine Institute [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Suntrust Financial Centre [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       1,980    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       102,138    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       5,669    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       1,980    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       107,807    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 109,787     109,787    
SEC Schedule III, Real Estate Accumulated Depreciation 4,708     4,708    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 109,787     109,787    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 4,708     4,708    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 109,787          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 4,708          
Tampa, FL - Suntrust Financial Centre [Member] | Minimum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 5 years          
Tampa, FL - Suntrust Financial Centre [Member] | Maximum [Member]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Life Used For Depreciation 40 years          
Tampa, FL - Suntrust Financial Land [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       2,225    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       0    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       2,225    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       0    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets $ 2,225     2,225    
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III 2,225     2,225    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 0     0    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance 2,225          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance 0          
Total Real Estate and Accumulated Depreciation [Member]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost [Abstract]            
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land       547,314    
SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements       2,600,978    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition [Abstract]            
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Land       4,416    
Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Buildings and Improvements       1,712,395    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period [Abstract]            
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Land       551,730    
Real Estate and Accumulated Depreciation, Gross Value at Close of Period, Buildings and Improvements       4,313,373    
Real Estate and Accumulated Depreciation,Gross Value at Close of Period, Total Assets [2] 4,865,103     4,865,103    
SEC Schedule III, Real Estate Accumulated Depreciation 1,134,103     1,134,103    
Reconciliation of Total Real Estate Assets to Balance Sheet [Abstract]            
Total real estate assets per Schedule III [2] 4,865,103     4,865,103    
Reconciliation of Total Accumulated Depreciation to Balance Sheet [Abstract]            
SEC Schedule III, Real Estate Accumulated Depreciation 1,134,103     $ 1,134,103    
SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]            
Real estate assets, ending balance [2] 4,865,103          
SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]            
Accumulated depreciation, ending balance $ 1,134,103          
[1] These assets are pledged as collateral for a $109.1 million first mortgage loan.
[2] The tax basis of aggregate land and buildings and tenant improvements as of December 31, 2016 is $4.5 billion.