Summary of Partnership's Property Loans, Net of Loan Loss Allowances (Details) - USD ($)	Mar. 31, 2017	Dec. 31, 2016
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	$ 38,063,647	$ 36,862,148
Accrued Interest	1,976,995	3,164,762
Loan Loss Allowances	(7,098,814)	(7,098,814)
Interest Allowance	0	0
Net Taxable Property Loans	32,941,828	32,928,096
Arbors at Hickory Ridge [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	191,264	191,264
Accrued Interest	58,587	54,742
Loan Loss Allowances	0	0
Interest Allowance	0	0
Net Taxable Property Loans	249,851	246,006
Ashley Square [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	5,078,342	5,078,342
Accrued Interest	0	0
Loan Loss Allowances	(3,596,342)	(3,596,342)
Interest Allowance	0	0
Net Taxable Property Loans	1,482,000	1,482,000
Avistar (February 2013 Portfolio) [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	274,496	274,496
Accrued Interest	101,441	90,491
Loan Loss Allowances	0	0
Interest Allowance	0	0
Net Taxable Property Loans	375,937	364,987
Avistar (June 2013 Portfolio) [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	251,622	251,622
Accrued Interest	92,988	82,951
Loan Loss Allowances	0	0
Interest Allowance	0	0
Net Taxable Property Loans	344,610	334,573
Cross Creek [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	7,155,545	7,155,545
Accrued Interest	0	0
Loan Loss Allowances	(3,447,472)	(3,447,472)
Interest Allowance	0	0
Net Taxable Property Loans	3,708,073	3,708,073
Greens of Pine Glen [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	850,000	850,000
Accrued Interest	500,449	467,511
Loan Loss Allowances	0	0
Interest Allowance	0	0
Net Taxable Property Loans	1,350,449	1,317,511
Lake Forest [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	4,623,704	4,623,704
Accrued Interest	0	0
Loan Loss Allowances	(55,000)	(55,000)
Interest Allowance	0	0
Net Taxable Property Loans	4,568,704	4,568,704
Ohio Properties [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	2,390,446	2,390,446
Accrued Interest	1,082,461	1,021,723
Loan Loss Allowances	0	0
Interest Allowance	0	0
Net Taxable Property Loans	3,472,907	3,412,169
Vantage at Brooks LLC [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	8,078,002	7,199,424
Accrued Interest	67,317	743,928
Loan Loss Allowances	0	0
Interest Allowance	0	0
Net Taxable Property Loans	8,145,319	7,943,352
Vantage at Braunfels LLC [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	7,170,226	6,347,305
Accrued Interest	59,752	703,416
Loan Loss Allowances	0	0
Interest Allowance	0	0
Net Taxable Property Loans	7,229,978	7,050,721
Winston Group, Inc [Member]
Accounts Notes And Loans Receivable [Line Items]
Property loan receivable, outstanding balance	2,000,000	2,500,000
Accrued Interest	14,000	0
Loan Loss Allowances	0	0
Interest Allowance	0	0
Net Taxable Property Loans	$ 2,014,000	$ 2,500,000