Acquired Card Receivables - Summary of Acquired Card Receivables by Class (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Jun. 30, 2022
Financing Receivable, Past Due [Line Items]
Total	$ 392,843	$ 261,806
Current and less than 30 days past due
Financing Receivable, Past Due [Line Items]
Total	384,944	257,618
30 ~ 59 days past due
Financing Receivable, Past Due [Line Items]
Total	2,882	1,677
60 ~ 89 days past due
Financing Receivable, Past Due [Line Items]
Total	2,449	1,199
90 ~ 119 days past due
Financing Receivable, Past Due [Line Items]
Total	2,463	1,186
Over 119 days past due
Financing Receivable, Past Due [Line Items]
Total	$ 105	$ 126