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SCHEDULE III - REAL ESTATE AND ACCUMULATED DEPRECIATION - Schedule of Real Estate and Accumulated Depreciation (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
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SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | $ 181,856 |  |  |
Initial cost, land | 150,138 |  |  |
Initial cost, buildings | 370,889 |  |  |
Cost Capitalized Subsequent to Acquisition | 115,154 |  |  |
Gross amount, land | 168,177 |  |  |
Gross amount, building & improvements | 468,004 |  |  |
Gross amount, total | 636,181 | $ 568,951 | $ 559,875 | $ 359,296
Accumulated Depreciation | 78,793 | $ 67,365 | $ 66,054 | $ 62,933
Multifamily |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 160,086 |  |  |
Initial cost, land | 56,140 |  |  |
Initial cost, buildings | 279,186 |  |  |
Cost Capitalized Subsequent to Acquisition | 93,657 |  |  |
Gross amount, land | 72,948 |  |  |
Gross amount, building & improvements | 356,035 |  |  |
Gross amount, total | 428,983 |  |  |
Accumulated Depreciation | 28,720 |  |  |
Multifamily | Alera |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 8,554 |  |  |
Initial cost, land | 0 |  |  |
Initial cost, buildings | 0 |  |  |
Cost Capitalized Subsequent to Acquisition | 36,583 |  |  |
Gross amount, land | 6,064 |  |  |
Gross amount, building & improvements | 30,519 |  |  |
Gross amount, total | 36,583 |  |  |
Accumulated Depreciation | 0 |  |  |
Multifamily | Bandera Ridge |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 0 |  |  |
Initial cost, land | 0 |  |  |
Initial cost, buildings | 0 |  |  |
Cost Capitalized Subsequent to Acquisition | 26,273 |  |  |
Gross amount, land | 2,700 |  |  |
Gross amount, building & improvements | 23,573 |  |  |
Gross amount, total | 26,273 |  |  |
Accumulated Depreciation | 0 |  |  |
Multifamily | Blue Lake Villas |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 9,327 |  |  |
Initial cost, land | 6,920 |  |  |
Initial cost, buildings | 27,680 |  |  |
Cost Capitalized Subsequent to Acquisition | 219 |  |  |
Gross amount, land | 6,920 |  |  |
Gross amount, building & improvements | 27,899 |  |  |
Gross amount, total | 34,819 |  |  |
Accumulated Depreciation | 1,517 |  |  |
Multifamily | Blue Lake Villas Phase II |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 3,271 |  |  |
Initial cost, land | 2,400 |  |  |
Initial cost, buildings | 9,600 |  |  |
Cost Capitalized Subsequent to Acquisition | 53 |  |  |
Gross amount, land | 2,400 |  |  |
Gross amount, building & improvements | 9,653 |  |  |
Gross amount, total | 12,053 |  |  |
Accumulated Depreciation | 523 |  |  |
Multifamily | Chelsea |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 7,878 |  |  |
Initial cost, land | 1,225 |  |  |
Initial cost, buildings | 11,230 |  |  |
Cost Capitalized Subsequent to Acquisition | 53 |  |  |
Gross amount, land | 1,231 |  |  |
Gross amount, building & improvements | 11,277 |  |  |
Gross amount, total | 12,508 |  |  |
Accumulated Depreciation | 1,794 |  |  |
Multifamily | Forest Grove |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 6,421 |  |  |
Initial cost, land | 1,440 |  |  |
Initial cost, buildings | 10,234 |  |  |
Cost Capitalized Subsequent to Acquisition | 64 |  |  |
Gross amount, land | 1,440 |  |  |
Gross amount, building & improvements | 10,298 |  |  |
Gross amount, total | 11,738 |  |  |
Accumulated Depreciation | 1,191 |  |  |
Multifamily | Landing on Bayou Cane |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 14,162 |  |  |
Initial cost, land | 2,011 |  |  |
Initial cost, buildings | 18,255 |  |  |
Cost Capitalized Subsequent to Acquisition | 122 |  |  |
Gross amount, land | 2,011 |  |  |
Gross amount, building & improvements | 18,377 |  |  |
Gross amount, total | 20,388 |  |  |
Accumulated Depreciation | 2,421 |  |  |
Multifamily | Legacy at Pleasant Grove |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 12,381 |  |  |
Initial cost, land | 2,005 |  |  |
Initial cost, buildings | 18,109 |  |  |
Cost Capitalized Subsequent to Acquisition | 116 |  |  |
Gross amount, land | 2,033 |  |  |
Gross amount, building & improvements | 18,197 |  |  |
Gross amount, total | 20,230 |  |  |
Accumulated Depreciation | 5,127 |  |  |
Multifamily | Merano |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 0 |  |  |
Initial cost, land | 0 |  |  |
Initial cost, buildings | 0 |  |  |
Cost Capitalized Subsequent to Acquisition | 24,828 |  |  |
Gross amount, land | 4,500 |  |  |
Gross amount, building & improvements | 20,328 |  |  |
Gross amount, total | 24,828 |  |  |
Accumulated Depreciation | 0 |  |  |
Multifamily | Mountain Creek |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 0 |  |  |
Initial cost, land | 0 |  |  |
Initial cost, buildings | 0 |  |  |
Cost Capitalized Subsequent to Acquisition | 5,037 |  |  |
Gross amount, land | 3,510 |  |  |
Gross amount, building & improvements | 1,527 |  |  |
Gross amount, total | 5,037 |  |  |
Accumulated Depreciation | 0 |  |  |
Multifamily | Northside on Travis |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 11,125 |  |  |
Initial cost, land | 7,160 |  |  |
Initial cost, buildings | 28,640 |  |  |
Cost Capitalized Subsequent to Acquisition | 14 |  |  |
Gross amount, land | 7,160 |  |  |
Gross amount, building & improvements | 28,654 |  |  |
Gross amount, total | 35,814 |  |  |
Accumulated Depreciation | 1,552 |  |  |
Multifamily | Parc at Denham Springs |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 16,048 |  |  |
Initial cost, land | 6,060 |  |  |
Initial cost, buildings | 24,240 |  |  |
Cost Capitalized Subsequent to Acquisition | 29 |  |  |
Gross amount, land | 6,060 |  |  |
Gross amount, building & improvements | 24,269 |  |  |
Gross amount, total | 30,329 |  |  |
Accumulated Depreciation | 1,318 |  |  |
Multifamily | Parc at Denham Springs Phase II |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 15,419 |  |  |
Initial cost, land | 1,505 |  |  |
Initial cost, buildings | 16,975 |  |  |
Cost Capitalized Subsequent to Acquisition | 0 |  |  |
Gross amount, land | 1,505 |  |  |
Gross amount, building & improvements | 16,975 |  |  |
Gross amount, total | 18,480 |  |  |
Accumulated Depreciation | 2,186 |  |  |
Multifamily | Residences at Holland Lake |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 10,219 |  |  |
Initial cost, land | 6,300 |  |  |
Initial cost, buildings | 25,200 |  |  |
Cost Capitalized Subsequent to Acquisition | 51 |  |  |
Gross amount, land | 6,300 |  |  |
Gross amount, building & improvements | 25,251 |  |  |
Gross amount, total | 31,551 |  |  |
Accumulated Depreciation | 1,373 |  |  |
Multifamily | Villas at Bon Secour |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 18,798 |  |  |
Initial cost, land | 2,715 |  |  |
Initial cost, buildings | 15,385 |  |  |
Cost Capitalized Subsequent to Acquisition | 87 |  |  |
Gross amount, land | 2,715 |  |  |
Gross amount, building & improvements | 15,472 |  |  |
Gross amount, total | 18,187 |  |  |
Accumulated Depreciation | 2,491 |  |  |
Multifamily | Villas of Park West I |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 8,983 |  |  |
Initial cost, land | 8,200 |  |  |
Initial cost, buildings | 32,800 |  |  |
Cost Capitalized Subsequent to Acquisition | 100 |  |  |
Gross amount, land | 8,200 |  |  |
Gross amount, building & improvements | 32,900 |  |  |
Gross amount, total | 41,100 |  |  |
Accumulated Depreciation | 1,783 |  |  |
Multifamily | Villas of Park West II |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 8,158 |  |  |
Initial cost, land | 6,860 |  |  |
Initial cost, buildings | 27,440 |  |  |
Cost Capitalized Subsequent to Acquisition | 22 |  |  |
Gross amount, land | 6,860 |  |  |
Gross amount, building & improvements | 27,462 |  |  |
Gross amount, total | 34,322 |  |  |
Accumulated Depreciation | 1,487 |  |  |
Multifamily | Vista Ridge |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 9,342 |  |  |
Initial cost, land | 1,339 |  |  |
Initial cost, buildings | 13,398 |  |  |
Cost Capitalized Subsequent to Acquisition | 6 |  |  |
Gross amount, land | 1,339 |  |  |
Gross amount, building & improvements | 13,404 |  |  |
Gross amount, total | 14,743 |  |  |
Accumulated Depreciation | 3,957 |  |  |
Commercial |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 10,939 |  |  |
Initial cost, land | 27,783 |  |  |
Initial cost, buildings | 91,703 |  |  |
Cost Capitalized Subsequent to Acquisition | 20,242 |  |  |
Gross amount, land | 27,759 |  |  |
Gross amount, building & improvements | 111,969 |  |  |
Gross amount, total | 139,728 |  |  |
Accumulated Depreciation | 50,073 |  |  |
Commercial | 770 South Post Oak |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 10,939 |  |  |
Initial cost, land | 1,763 |  |  |
Initial cost, buildings | 16,312 |  |  |
Cost Capitalized Subsequent to Acquisition | 1,537 |  |  |
Gross amount, land | 1,763 |  |  |
Gross amount, building & improvements | 17,849 |  |  |
Gross amount, total | 19,612 |  |  |
Accumulated Depreciation | 4,473 |  |  |
Commercial | Browning Place |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 0 |  |  |
Initial cost, land | 5,096 |  |  |
Initial cost, buildings | 49,441 |  |  |
Cost Capitalized Subsequent to Acquisition | 15,054 |  |  |
Gross amount, land | 5,096 |  |  |
Gross amount, building & improvements | 64,495 |  |  |
Gross amount, total | 69,591 |  |  |
Accumulated Depreciation | 32,392 |  |  |
Commercial | Stanford Center |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 0 |  |  |
Initial cost, land | 20,278 |  |  |
Initial cost, buildings | 25,876 |  |  |
Cost Capitalized Subsequent to Acquisition | 3,749 |  |  |
Gross amount, land | 20,278 |  |  |
Gross amount, building & improvements | 29,625 |  |  |
Gross amount, total | 49,903 |  |  |
Accumulated Depreciation | 13,208 |  |  |
Commercial | Other |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 0 |  |  |
Initial cost, land | 646 |  |  |
Initial cost, buildings | 74 |  |  |
Cost Capitalized Subsequent to Acquisition | (98) |  |  |
Gross amount, land | 622 |  |  |
Gross amount, building & improvements | 0 |  |  |
Gross amount, total | 622 |  |  |
Accumulated Depreciation | 0 |  |  |
Developed and Undeveloped Land |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 10,831 |  |  |
Initial cost, land | 66,215 |  |  |
Initial cost, buildings | 0 |  |  |
Cost Capitalized Subsequent to Acquisition | 1,255 |  |  |
Gross amount, land | 67,470 |  |  |
Gross amount, building & improvements | 0 |  |  |
Gross amount, total | 67,470 |  |  |
Accumulated Depreciation | 0 |  |  |
Developed and Undeveloped Land | Mercer Crossing |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 0 |  |  |
Initial cost, land | 2,999 |  |  |
Initial cost, buildings | 0 |  |  |
Cost Capitalized Subsequent to Acquisition | (166) |  |  |
Gross amount, land | 2,833 |  |  |
Gross amount, building & improvements | 0 |  |  |
Gross amount, total | 2,833 |  |  |
Accumulated Depreciation | 0 |  |  |
Developed and Undeveloped Land | Windmill Farms |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 2,395 |  |  |
Initial cost, land | 43,608 |  |  |
Initial cost, buildings | 0 |  |  |
Cost Capitalized Subsequent to Acquisition | 3,717 |  |  |
Gross amount, land | 47,325 |  |  |
Gross amount, building & improvements | 0 |  |  |
Gross amount, total | 47,325 |  |  |
Accumulated Depreciation | 0 |  |  |
Developed and Undeveloped Land | Other |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] |  |  |  |
Encumbrances | 8,436 |  |  |
Initial cost, land | 19,608 |  |  |
Initial cost, buildings | 0 |  |  |
Cost Capitalized Subsequent to Acquisition | (2,296) |  |  |
Gross amount, land | 17,312 |  |  |
Gross amount, building & improvements | 0 |  |  |
Gross amount, total | 17,312 |  |  |
Accumulated Depreciation | $ 0 |  |  |

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- Definition Amount, before accumulated depreciation, of real estate investment by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. Excludes real estate not held as investment or interest. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 970 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column E)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478979/970-360-S99-1 + Details
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