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v3.25.1

Business Segments - Schedule of Operating Results and Certain Other Financial Data for Business Segments (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Segment Reporting Information [Line Items] |  |
Revenues | $ 10,306 | $ 10,133
Operating profit (loss) | 4,902 | 4,924
General and administrative expenses | 2,577 | 2,042
Total operating profit | 2,325 | 2,882
Interest expense | 695 | 911
Depreciation, depletion and amortization | 2,716 | 2,596
Capital expenditures | 3,100 | 6,205
Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Depreciation, depletion and amortization | 2,607 | 2,535
Industrial and commercial | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Revenues | 1,347 | 1,453
Operating profit (loss) | 643 | 812
Depreciation, depletion and amortization | 391 | 363
Capital expenditures | 100 | 145
Mining royalty lands | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Revenues | 3,234 | 2,963
Operating profit (loss) | 2,965 | 2,724
Depreciation, depletion and amortization | 178 | 149
Capital expenditures | 48 | 20
Development | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Revenues | 301 | 303
Operating profit (loss) | 85 | (60)
Depreciation, depletion and amortization | 43 | 42
Capital expenditures | 2,650 | 5,954
Multifamily | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Revenues | 5,424 | 5,414
Operating profit (loss) | 1,209 | 1,448
Depreciation, depletion and amortization | 1,995 | 1,981
Capital expenditures | $ 302 | $ 86

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