XML 42 R28.htm IDEA: XBRL DOCUMENT v3.22.1
FINANCIAL INSTRUMENTS, OFF-BALANCE SHEET RISKS AND CONTINGENCIES (Details) - USD ($)
Mar. 31, 2022
Dec. 31, 2021
FINANCIAL INSTRUMENTS, OFF-BALANCE SHEET RISKS AND CONTINGENCIES    
Cash investments in money market funds $ 21,000,000 $ 14,000,000
Deposits in domestic and foreign financial institutions $ 187,463 $ 1,705,957