Acquired Card Receivables - Schedule of Change in Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Allowance For Credit Losses [Roll Forward]
Balance, beginning	$ 15,020	$ 20,883
Provision for expected credit losses	12,194	15,171
Charge-off amounts	(14,648)	(13,028)
Recoveries collected	2,651	1,842
Balance, ending	$ 15,217	$ 24,868