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Note 8 - Investment Properties (Details Textual) ¥ in Thousands |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Feb. 01, 2023 USD ($) | Feb. 01, 2023 CNY (¥) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2010 USD ($) | Jun. 30, 2010 CNY (¥) | Jun. 30, 2024 CNY (¥) | Jun. 30, 2023 CNY (¥) | Mar. 31, 2010 USD ($) m² | Mar. 31, 2010 CNY (¥) m² | Jun. 30, 2008 USD ($) | Jun. 30, 2008 CNY (¥)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land |  |  | $ 894,000 | $ 894,000 |  |  | ¥ 5,554 | ¥ 5,554 |  |  |  |
Operating Lease, Lease Income, Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  | Revenue from Contract with Customer, Including Assessed Tax | Revenue from Contract with Customer, Including Assessed Tax |  |  |  |  |  |  |  |
Real Estate Investments, Net |  |  | $ 407,000 | $ 474,000 |  |  | 2,955 | 3,558 |  |  |  |
TTCQ [Member] |  |  |  |  |  |  |  |  |  |  |  |
Lease, Operating Lease, Number of Properties |  |  |  |  |  |  |  |  | 2 | 2 |  |
Area of Real Estate Property | m² |  |  |  |  |  |  |  |  | 311.99 | 311.99 |  |
Purchase Obligation |  |  |  |  |  |  |  |  | $ 648,000 | ¥ 4,025 |  |
Mao Ye [Member] |  |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land |  |  |  |  |  |  |  |  |  |  | $ 894,000 | ¥ 5,554
Monthly Lease Revenue Amount | $ 2 | ¥ 14 |  |  |  |  |  |  |  |  |  |
Operating Lease, Lease Income |  |  | 25,000 | 14,000 |  |  |  |  |  |  |  |
Depreciation |  |  | 14,000 | 15,000 |  |  |  |  |  |  |  |
Jiang Huai [Member] |  |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land |  |  | 580,000 | 580,000 |  |  | 3,600 | 3,600 |  |  |  |
Depreciation |  |  | 25,000 | 26,000 |  |  |  |  |  |  |  |
Payments to Acquire Projects |  |  |  |  | $ 580,000 | ¥ 3,600 |  |  |  |  |  |
Real Estate Investments, Net | ¥ |  |  |  |  |  |  | 990 |  |  |  |  |
FuLi [Member] |  |  |  |  |  |  |  |  |  |  |  |
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land |  |  | 648,000 | 648,000 |  |  | ¥ 4,025 | ¥ 4,025 |  |  |  |
Operating Lease, Lease Income |  |  | 1,000 | 10,000 |  |  |  |  |  |  |  |
Depreciation |  |  | 28,000 | 30,000 |  |  |  |  |  |  |  |
CHINA |  |  |  |  |  |  |  |  |  |  |  |
Operating Lease, Lease Income |  |  | 26,000 | 24,000 |  |  |  |  |  |  |  |
Depreciation |  |  | $ 67,000 | $ 71,000 |  |  |  |  |  |  |  |

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