Acquired Card Receivables - Summary of Outstanding Transferred Card Receivables by Class (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022
Financing Receivable, Past Due [Line Items]
Total	$ 2,059	$ 57,281
Current and less than 30 days past due
Financing Receivable, Past Due [Line Items]
Total	340	56,162
30 ~ 59 days past due
Financing Receivable, Past Due [Line Items]
Total	537	292
60 ~ 89 days past due
Financing Receivable, Past Due [Line Items]
Total	634	375
90 ~ 119 days past due
Financing Receivable, Past Due [Line Items]
Total	547	422
Over 119 days past due
Financing Receivable, Past Due [Line Items]
Total	$ 1	$ 30