Loans and Allowance for Credit Losses on Loans, Loans Modified to Borrowers Experiencing Financial Difficulty by Concession Granted (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Mar. 31, 2024	Mar. 31, 2024
Term Extension [Member]
Loans Modified to Borrowers Experiencing Financial Difficulty by Type of Concession Granted [Abstract]
Amortized cost	$ 3,948	$ 3,948
Term Extension [Member] | Commercial Real Estate [Member]
Loans Modified to Borrowers Experiencing Financial Difficulty by Type of Concession Granted [Abstract]
Amortized cost	$ 3,948	$ 3,948
Percentage of total class	0.427%	0.427%
Term Extension and Interest Rate Reduction [Member]
Loans Modified to Borrowers Experiencing Financial Difficulty by Type of Concession Granted [Abstract]
Amortized cost	$ 130	$ 130
Term Extension and Interest Rate Reduction [Member] | Commercial Real Estate [Member]
Loans Modified to Borrowers Experiencing Financial Difficulty by Type of Concession Granted [Abstract]
Amortized cost	$ 130	$ 130
Percentage of total class	0.014%	0.014%