Loans Receivable And Allowance for Credit Losses (Modifications on Financing Receivables) (Details) - USD ($)
$ in Thousands |
3 Months Ended |
6 Months Ended |
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2026 |
Mar. 31, 2025 |
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 5,697
|
$ 11,993
|
$ 48,951
|
$ 13,205
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.10%
|
0.20%
|
0.60%
|
0.20%
|
| Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 2,552
|
$ 8,425
|
$ 42,601
|
$ 8,562
|
| Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
2,315
|
2,730
|
4,904
|
3,640
|
| Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
830
|
838
|
1,446
|
1,003
|
| One- to Four-Family Segment [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 4,728
|
$ 2,931
|
$ 8,067
|
$ 4,124
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.10%
|
0.00%
|
0.10%
|
0.10%
|
| One- to Four-Family Segment [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 1,596
|
$ 236
|
$ 1,730
|
$ 353
|
| One- to Four-Family Segment [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
2,315
|
1,857
|
4,904
|
2,768
|
| One- to Four-Family Segment [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
817
|
838
|
1,433
|
1,003
|
| One- to Four-Family Segment [Member] | Originated [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 2,419
|
$ 2,231
|
$ 5,408
|
$ 3,424
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.10%
|
0.10%
|
0.10%
|
0.10%
|
| One- to Four-Family Segment [Member] | Originated [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 0
|
$ 236
|
$ 134
|
$ 353
|
| One- to Four-Family Segment [Member] | Originated [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
1,969
|
1,344
|
4,208
|
2,255
|
| One- to Four-Family Segment [Member] | Originated [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
450
|
651
|
1,066
|
816
|
| One- to Four-Family Segment [Member] | Correspondent Purchased [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 713
|
$ 700
|
$ 1,063
|
$ 700
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.00%
|
0.00%
|
0.10%
|
0.00%
|
| One- to Four-Family Segment [Member] | Correspondent Purchased [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| One- to Four-Family Segment [Member] | Correspondent Purchased [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
346
|
513
|
696
|
513
|
| One- to Four-Family Segment [Member] | Correspondent Purchased [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
367
|
187
|
367
|
187
|
| One- to Four-Family Segment [Member] | Bulk Purchased [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 1,596
|
$ 0
|
$ 1,596
|
$ 0
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
1.50%
|
0.00%
|
1.50%
|
0.00%
|
| One- to Four-Family Segment [Member] | Bulk Purchased [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 1,596
|
$ 0
|
$ 1,596
|
$ 0
|
| One- to Four-Family Segment [Member] | Bulk Purchased [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
0
|
0
|
0
|
| One- to Four-Family Segment [Member] | Bulk Purchased [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
0
|
0
|
0
|
| Commercial Segment [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 927
|
$ 9,027
|
$ 40,842
|
$ 9,027
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.00%
|
0.50%
|
1.80%
|
0.50%
|
| Commercial Segment [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 914
|
$ 8,189
|
$ 40,829
|
$ 8,189
|
| Commercial Segment [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
838
|
0
|
838
|
| Commercial Segment [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
13
|
0
|
13
|
0
|
| Commercial Segment [Member] | Commercial Real Estate [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 914
|
$ 8,189
|
$ 40,829
|
$ 8,189
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.00%
|
0.50%
|
2.00%
|
0.50%
|
| Commercial Segment [Member] | Commercial Real Estate [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 914
|
$ 8,189
|
$ 40,829
|
$ 8,189
|
| Commercial Segment [Member] | Commercial Real Estate [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
0
|
0
|
0
|
| Commercial Segment [Member] | Commercial Real Estate [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
0
|
0
|
0
|
| Commercial Segment [Member] | Commercial and Industrial [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 13
|
$ 838
|
$ 13
|
$ 838
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.00%
|
0.60%
|
0.00%
|
0.60%
|
| Commercial Segment [Member] | Commercial and Industrial [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Commercial Segment [Member] | Commercial and Industrial [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
838
|
0
|
838
|
| Commercial Segment [Member] | Commercial and Industrial [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
13
|
0
|
13
|
0
|
| Consumer Segment [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 42
|
$ 35
|
$ 42
|
$ 54
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.00%
|
0.00%
|
0.00%
|
0.10%
|
| Consumer Segment [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 42
|
$ 0
|
$ 42
|
$ 20
|
| Consumer Segment [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
35
|
0
|
34
|
| Consumer Segment [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
0
|
0
|
0
|
| Consumer Segment [Member] | Home Equity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 42
|
$ 35
|
$ 42
|
$ 54
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.00%
|
0.00%
|
0.00%
|
0.10%
|
| Consumer Segment [Member] | Home Equity [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 42
|
$ 0
|
$ 42
|
$ 20
|
| Consumer Segment [Member] | Home Equity [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
35
|
0
|
34
|
| Consumer Segment [Member] | Home Equity [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
0
|
0
|
0
|
| Consumer Segment [Member] | Other [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage |
0.00%
|
0.00%
|
0.00%
|
0.00%
|
| Consumer Segment [Member] | Other [Member] | Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Consumer Segment [Member] | Other [Member] | Extended Maturity [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
0
|
0
|
0
|
0
|
| Consumer Segment [Member] | Other [Member] | Extended Maturity and Payment Deferral [Member] |
|
|
|
|
| Financing Receivable, Modified [Line Items] |
|
|
|
|
| Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount |
$ 0
|
$ 0
|
$ 0
|
$ 0
|