XML 60 R46.htm IDEA: XBRL DOCUMENT v3.19.1
Acquisitions and Sale of Non-Controlling Interests (Details)
12 Months Ended
Dec. 31, 2018
USD ($)
Partnership
Dec. 31, 2017
USD ($)
Partnership
Dec. 31, 2016
USD ($)
Installment
Partnership
Business Combination, Description [Abstract]      
Number of partnership in which interest acquired | Partnership 3 2 6
Number of partnership in which interest sold | Partnership     1
Purchase price for additional non controlling interest   $ 13,000 $ 900,000
Seller notes     $ 400,000
Number of installments | Installment     2
Book value of purchase price   $ 138,000 $ 112,000
Remaining purchase price     1,200,000
Future tax benefits     $ 500,000
Sale of non-controlling interest percentage in partnership one   2.00% 4.00%
Sale of additional non-controlling interest percentage in partnership two     35.00%
Cash proceeds from sale of non-controlling interest     $ 138,000
Amount of notes receivable from sale of non-controlling interest     148,000
Total sale price     286,000
Tax effect on sale price $ 224,000 $ 56,000 110,000
Percentage of interest acquired   35.00%  
February 2017 [Member]      
Business Combination, Description [Abstract]      
Acquisition cost payable in two principal installments including accrued interest     194,000
February 2018 [Member]      
Business Combination, Description [Abstract]      
Acquisition cost payable in two principal installments including accrued interest     $ 194,000
Minimum [Member]      
Business Combination, Description [Abstract]      
Percentage of interest acquired 5.50%   2.00%
Maximum [Member]      
Business Combination, Description [Abstract]      
Percentage of interest acquired 35.00%   35.00%