CUSTOMER, BROKER-DEALER AND CLEARING RECEIVABLES AND PAYABLES (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Jun. 30, 2022
Receivables:
Customers	$ 309,308	$ 309,216
Receivable from broker-dealers	57,735	101,960
Securities failed to deliver	7,031	6,241
Total customer, broker-dealer and clearing receivables	374,074	417,417
Payables:
Customers	382,689	486,625
Payable to broker-dealers	58,758	18,601
Securities failed to receive	4,030	6,428
Total customer, broker-dealer and clearing payables	$ 445,477	$ 511,654