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CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Aug. 31, 2021 | Aug. 31, 2020
Revenues: |  |
Total revenues | $ 17,125 | $ 25,855
Expenses: |  |
Water service operations | (1,546) | (804)
Wastewater service operations | (370) | (200)
Land development construction costs | (2,535) | (15,870)
Depletion and depreciation | (1,457) | (1,367)
Other | (494) | (70)
Total cost of revenues | (6,402) | (18,311)
Gross profit | 10,723 | 7,544
General and administrative expenses | (5,139) | (4,250)
Non-cash mineral interest impairment charge |  | (1,425)
Depreciation | (315) | (356)
Operating income | 5,269 | 1,513
Other income: |  |
Recognition of public improvement reimbursables including interest income - related party | 20,217 |
Oil and gas royalty income, net | 324 | 669
Oil and gas lease income, net | 196 | 247
Interest income from investments | 59 | 178
Other | 40 | 36
Reimbursement of construction costs - related party | 485 | 6,276
Income from operations before income taxes | 26,590 | 8,919
Income tax expense | (6,480) | (2,169)
Net income | 20,110 | 6,750
Unrealized holding losses |  | (4)
Total comprehensive income | $ 20,110 | $ 6,746
EARNINGS PER SHARE [Abstract] |  |
Basic (in dollars per share) | $ 0.84 | $ 0.28
Diluted (in dollars per share) | $ 0.83 | $ 0.28
Weighted average common shares outstanding: |  |
Basic (in shares) | 23,890,792 | 23,845,015
Diluted (in shares) | 24,110,918 | 24,061,612
Metered Water Usage - Municipal Customers [Member] |  |
Revenues: |  |
Total revenues | $ 846 | $ 524
Metered Water Usage - Industrial Oil and Gas [Member] |  |
Revenues: |  |
Total revenues | 2,792 | 513
Wastewater Treatment Fees [Member] |  |
Revenues: |  |
Total revenues | 199 | 96
Lot Sales [Member] |  |
Revenues: |  |
Total revenues | 5,163 | 5,641
Project Management Fees [Member] |  |
Revenues: |  |
Total revenues | 1,629 |
Water and Wastewater Tap Fees [Member] |  |
Revenues: |  |
Total revenues | 5,840 | 18,934
Other [Member] |  |
Revenues: |  |
Total revenues | $ 656 | $ 147

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