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Derivative Instruments and Hedging Activities - Additional Information (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2024 USD ($) derivativeInstrument	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)
Interest Expense
Derivative [Line Items]
Reclassifications to interest expense	$ (37,186)	$ (20,393)	$ 4,273
Estimated cash flow hedge gain (loss) to be reclassified in next twelve months	(28,200)
Interest Income
Derivative [Line Items]
Reclassifications to interest expense	248	0	$ 0
Estimated cash flow hedge gain (loss) to be reclassified in next twelve months	(725)
Credit Risk Contract
Derivative [Line Items]
Pipeline of loans held-for-sale	$ 16,000	$ 11,700
Cash Flow Hedges \| Interest Rate Swaps
Derivative [Line Items]
Number of interest rate derivative instruments held \| derivativeInstrument	12
Derivative, notional amount	$ 1,430,000
Cash Flow Hedges \| Interest Rate Floor
Derivative [Line Items]
Number of interest rate derivative instruments held \| derivativeInstrument	6
Derivative, notional amount	$ 600,000
Fair Value Hedging \| Interest Rate Swaps
Derivative [Line Items]
Number of interest rate derivative instruments held \| derivativeInstrument	5
Derivative, notional amount	$ 725,000