Loans Receivable and Allowance for Credit Losses (Modifications, Performance) (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Jun. 30, 2024
Financial Asset, Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	$ 2,883	$ 2,284
Financial Asset, 30 to 89 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	2,690	2,079
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	193	205
One- to Four-Family Segment [Member] | Originated [Member] | Financial Asset, Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	1,803	2,052
One- to Four-Family Segment [Member] | Originated [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	1,610	1,847
One- to Four-Family Segment [Member] | Originated [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	193	205
One- to Four-Family Segment [Member] | Correspondent Purchased [Member] | Financial Asset, Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	182
One- to Four-Family Segment [Member] | Correspondent Purchased [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	182
One- to Four-Family Segment [Member] | Correspondent Purchased [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	0
One- to Four-Family Segment [Member] | Bulk Purchased [Member] | Financial Asset, Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	0
One- to Four-Family Segment [Member] | Bulk Purchased [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	0
One- to Four-Family Segment [Member] | Bulk Purchased [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	0
Commercial Segment [Member] | Commercial Real Estate [Member] | Financial Asset, Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	50
Commercial Segment [Member] | Commercial Real Estate [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	50
Commercial Segment [Member] | Commercial Real Estate [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	0
Commercial Segment [Member] | Commercial and Industrial [Member] | Financial Asset, Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	994	0
Commercial Segment [Member] | Commercial and Industrial [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	994	0
Commercial Segment [Member] | Commercial and Industrial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	0
Consumer Segment [Member] | Home Equity [Member] | Financial Asset, Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	86	0
Consumer Segment [Member] | Home Equity [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	86	0
Consumer Segment [Member] | Home Equity [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	0
Consumer Segment [Member] | Other [Member] | Financial Asset, Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	0
Consumer Segment [Member] | Other [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	0	0
Consumer Segment [Member] | Other [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Modified [Line Items]
Amortized Cost, Modified, after 12 Months	$ 0	$ 0