XML 103 R86.htm IDEA: XBRL DOCUMENT v3.25.3
Concentration of Credit Risk (Details)
May 01, 2015
USD ($)
May 01, 2015
CNY (¥)
Sep. 30, 2025
USD ($)
Sep. 30, 2025
CNY (¥)
Concentration of Credit Risk [Line Items]        
Deposit insurance regulations $ 70,368 ¥ 500,000    
Maximum coverage from FDIC       ¥ 500,000
Balances exceeding maximum coverage     $ 8,720,386 ¥ 61,962,700