Note 5 - Loans Receivable From Property Development Projects (Details Textual) - Mar. 31, 2023 $ in Thousands, ¥ in Millions	USD ($)	CNY (¥)
Financing Receivable, before Allowance for Credit Loss, Current	$ 291	¥ 2
Financing Receivable, Allowance for Credit Losses, Current	291
Financing Receivable, before Allowance for Credit Loss, Noncurrent	$ 728	¥ 5

Amortized cost, before allowance for credit loss, of financing receivable classified as current. Excludes net investment in lease.

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