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