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SCHEDULE IV MORTGAGE LOANS ON REAL ESTATE (Details) - USD ($) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Carrying Amount of Mortgage | $ 126,058 | $ 112,095 | $ 126,564 | $ 137,280
Accrued interest | 11,165 |  |  |
Allowance for estimated losses | (14,269) |  |  |
Total notes and interest receivable | $ 126,058 |  |  |
Mortgage Loans [Member] | Christine Tunney [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 49 |  |  |
Total notes and interest receivable | $ 48 |  |  |
Mortgage Loans [Member] | Compton Partners [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 289 |  |  |
Total notes and interest receivable | $ 289 |  |  |
Mortgage Loans [Member] | David Monier [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 97 |  |  |
Total notes and interest receivable | $ 97 |  |  |
Mortgage Loans [Member] | Earl Samson III [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 96 |  |  |
Total notes and interest receivable | $ 96 |  |  |
Mortgage Loans [Member] | Edward Samson III [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 96 |  |  |
Total notes and interest receivable | $ 96 |  |  |
Mortgage Loans [Member] | Hammon Operating Corporation [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 193 |  |  |
Total notes and interest receivable | $ 193 |  |  |
Mortgage Loans [Member] | Harold Wolfe [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 193 |  |  |
Total notes and interest receivable | $ 193 |  |  |
Mortgage Loans [Member] | Herrick Partners [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 91 |  |  |
Total notes and interest receivable | $ 91 |  |  |
Mortgage Loans [Member] | Mary Anna MacLean [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 193 |  |  |
Total notes and interest receivable | $ 193 |  |  |
Mortgage Loans [Member] | Michael Monier [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 304 |  |  |
Total notes and interest receivable | $ 304 |  |  |
Mortgage Loans [Member] | Michale Witte [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 96 |  |  |
Total notes and interest receivable | $ 96 |  |  |
Mortgage Loans [Member] | Palmer Brown Madden [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 96 |  |  |
Total notes and interest receivable | $ 96 |  |  |
Mortgage Loans [Member] | Richard Schmaltz [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 203 |  |  |
Total notes and interest receivable | $ 203 |  |  |
Mortgage Loans [Member] | Robert Baylis [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 193 |  |  |
Total notes and interest receivable | $ 193 |  |  |
Mortgage Loans [Member] | Sherman Bull [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 193 |  |  |
Total notes and interest receivable | $ 193 |  |  |
Mortgage Loans [Member] | Willingham Revocable Trust [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 96 |  |  |
Total notes and interest receivable | $ 96 |  |  |
Mortgage Loans [Member] | William H. Ingram [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 96 |  |  |
Total notes and interest receivable | $ 96 |  |  |
Mortgage Loans [Member] | William S. Urkiel [Member] | Class A limited partnership interests in Edina Park Plaza Associates, L.P. [Member] |  |  |  |
Interest Rate | 10.00% |  |  |
Final Maturity Date | 2017-09 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 97 |  |  |
Total notes and interest receivable | $ 97 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Reserve at White Rock I) [Member] | 100% Interest in UH of Harvest Hill I, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 15,640 |  |  |
Face Amount of Mortgage | 2,794 |  |  |
Total notes and interest receivable | $ 2,485 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Reserve at White Rock II) [Member] | 100% Interest in UH of Harvest Hill, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 14,026 |  |  |
Face Amount of Mortgage | 2,555 |  |  |
Total notes and interest receivable | $ 2,555 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Trails at White Rock) [Member] | 100% Interest in UH of Harvest Hill III, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 21,712 |  |  |
Face Amount of Mortgage | 3,815 |  |  |
Total notes and interest receivable | $ 3,815 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Kensington Park/UH of Kensington,LLC) [Member] | 100% Interest in UH of Kensington, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 18,723 |  |  |
Face Amount of Mortgage | 4,310 |  |  |
Total notes and interest receivable | $ 3,933 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Walnut Park Crossing) [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 340 |  |  |
Total notes and interest receivable | $ 369 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Samsung, Inc/Braker Lane) [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 2,794 |  |  |
Total notes and interest receivable | $ 720 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Terraces of Marine Creek/Blue Lake at Marine Creek) [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 140 |  |  |
Total notes and interest receivable | $ 128 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Inwood on the Park/UH of Inwood,LLC) [Member] | 100% Interest in UH of Inwood, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 22,227 |  |  |
Face Amount of Mortgage | 5,462 |  |  |
Total notes and interest receivable | $ 3,639 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Plaza at Chase Oaks/UH of Chase Oaks) [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 143 |  |  |
Total notes and interest receivable | $ 132 |  |  |
Mortgage Loans [Member] | H198, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2019-10 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 4,554 |  |  |
Total notes and interest receivable | $ 4,554 |  |  |
Mortgage Loans [Member] | H198, LLC [Member] | Las Vegas Land [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2020-01 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 5,907 |  |  |
Total notes and interest receivable | $ 5,907 |  |  |
Mortgage Loans [Member] | H198, LLC [Member] | Legacy at Pleasant Grove [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2019-10 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 496 |  |  |
Total notes and interest receivable | $ 496 |  |  |
Mortgage Loans [Member] | McKinney Ranch Land [Member] |  |  |  |
Interest Rate | 6.00% |  |  |
Final Maturity Date | 2020-09 |  |  |
Mortgage Loans [Member] | Forest Pines [Member] |  |  |  |
Interest Rate | 5.00% |  |  |
Final Maturity Date | 2019-09 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 2,223 |  |  |
Total notes and interest receivable | $ 2,223 |  |  |
Mortgage Loans [Member] | Spyglass Apartments of Ennis, LP [Member] |  |  |  |
Interest Rate | 5.00% |  |  |
Final Maturity Date | 2019-11 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 5,083 |  |  |
Total notes and interest receivable | $ 5,083 |  |  |
Mortgage Loans [Member] | Bellwether Ridge [Member] |  |  |  |
Interest Rate | 5.00% |  |  |
Final Maturity Date | 2020-05 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 3,429 |  |  |
Total notes and interest receivable | $ 3,429 |  |  |
Mortgage Loans [Member] | Parc at Windmill Farms [Member] |  |  |  |
Interest Rate | 5.00% |  |  |
Final Maturity Date | 2020-05 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 6,066 |  |  |
Total notes and interest receivable | $ 6,066 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Echo Station) [Member] | 100% Interest in UH of Temple, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 9,719 |  |  |
Face Amount of Mortgage | 2,794 |  |  |
Total notes and interest receivable | $ 1,481 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Lakeshore Villas/HFS of Humble,LLC) (31.5% of cash flow) [Member] | Interest in Unified Housing Foundation Inc. [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 15,756 |  |  |
Face Amount of Mortgage | 8,836 |  |  |
Total notes and interest receivable | $ 6,369 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Lakeshore Villas/HFS of Humble,LLC) (31.5% of cash flow) [Member] | 100% Interest in HFS of Humble, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 15,965 |  |  |
Face Amount of Mortgage | 2,959 |  |  |
Total notes and interest receivable | $ 2,000 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Limestone Ranch) [Member] | 100% Interest in UH of Vista Ridge, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 18,641 |  |  |
Face Amount of Mortgage | 12,335 |  |  |
Total notes and interest receivable | $ 7,953 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Timbers of Terrell) [Member] | 100% Interest in UH of Terrell, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 7,294 |  |  |
Face Amount of Mortgage | 1,702 |  |  |
Total notes and interest receivable | $ 1,323 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Tivoli) [Member] | 100% Interest in UH of Tivoli, LLC [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 10,398 |  |  |
Face Amount of Mortgage | 10,742 |  |  |
Total notes and interest receivable | $ 6,140 |  |  |
Mortgage Loans [Member] | Various Related Party Notes [Member] |  |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 1,349 |  |  |
Total notes and interest receivable | 2,890 |  |  |
Mortgage Loans [Member] | Various Non-Related Party Notes [Member] |  |  |  |
Face Amount of Mortgage | 496 |  |  |
Total notes and interest receivable | $ 1,034 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Lakeshore Villas/HFS of Humble,LLC) (68.5% of cash flow) [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2032-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Prior Liens | $ 15,965 |  |  |
Face Amount of Mortgage | 2,959 |  |  |
Total notes and interest receivable | $ 2,732 |  |  |
Mortgage Loans [Member] | Oulan-Chikh Family Trust [Member] |  |  |  |
Interest Rate | 8.00% |  |  |
Final Maturity Date | 2019-03 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 174 |  |  |
Total notes and interest receivable | $ 174 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2019-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 3,994 |  |  |
Total notes and interest receivable | $ 3,994 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation Inc [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2019-12 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 6,407 |  |  |
Total notes and interest receivable | $ 6,407 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2019-06 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 5,760 |  |  |
Total notes and interest receivable | $ 5,760 |  |  |
Mortgage Loans [Member] | Unified Housing Foundation, Inc. (Tivoli) [Member] |  |  |  |
Interest Rate | 12.00% |  |  |
Final Maturity Date | 2021-06 |  |  |
Periodic Payment Terms | Excess cash flow |  |  |
Face Amount of Mortgage | $ 5,314 |  |  |
Total notes and interest receivable | $ 5,314 |  |  |
Mortgage Loans [Member] | Realty Advisors Management, Inc. [Member] |  |  |  |
Interest Rate | 2.28% |  |  |
Final Maturity Date | 2019-12 |  |  |
Periodic Payment Terms | Interest only paid quarterly. |  |  |
Face Amount of Mortgage | $ 20,387 |  |  |
Total notes and interest receivable | $ 20,387 |  |  |
Mortgage Loans [Member] | One Realco Corporation [Member] |  |  |  |
Interest Rate | 3.00% |  |  |
Final Maturity Date | 2020-01 |  |  |
Face Amount of Mortgage | $ 10,000 |  |  |
Total notes and interest receivable | $ 7,000 |  |  |

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- Definition Amount of contractual principal due at origination of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Paragraph Column F -Subsection 29 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29(Column F)) -URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014 + Details
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- Definition Interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Paragraph Column B -Subsection 29 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29(Column B)) -URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014 + Details
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- Definition Description of contractual payment terms of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. Includes, but is not limited to, whether mortgage loan is payable at level or varying amount to maturity, balloon payment requirement at maturity, and prepayment penalty. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Paragraph Column D -Subsection 29 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29(Column D)) -URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014 + Details
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