Acquired Card Receivables - Schedule of Acquired Card Receivables (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2021	Jun. 30, 2021
Acquired Card Receivables [Abstract]
Gross amount of acquired card receivables	$ 365,282	$ 261,806
Less: allowance for credit losses	(7,541)	(5,414)	$ (3,717)	$ (1,740)
Total	$ 357,741	$ 256,392