Acquired Card Receivables - Summary of Change in Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Allowance For Credit Losses [Roll Forward]
Balance, beginning	$ 5,414	$ 1,740
Initial allowance for credit losses on purchased card receivables with credit deterioration	10	14
Provision for expected credit losses	6,583	4,035
Charge-off amounts	(5,033)	(2,276)
Recoveries collected	567	204
Balance, end of period	$ 7,541	$ 3,717