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CUSTOMER ACCOUNTS (Tables) | 12 Months Ended
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Sep. 30, 2025
Banking and Thrift, Interest [Abstract] |
Schedule of Deposit Liabilities | The following tables provide the composition of the Company's customer accounts, including time deposits.
| September 30, 2025 |  | September 30, 2024
| Deposit Account Balance |  | As a % of Total Deposits |  | Weighted Average Rate |  | Deposit Account Balance |  | As a % of Total Deposits |  | Weighted Average Rate
($ in thousands) |  |  |  |  |  |  |  |  |  |  |
Non-interest checking | $2,567,539 |  | 12.0% |  | —% |  | $2,500,467 |  | 11.7% |  | —%
Interest checking | 4,865,808 |  | 22.7 |  | 2.55 |  | 4,486,444 |  | 21.0 |  | 2.89
Savings | 701,558 |  | 3.3 |  | 0.22 |  | 718,560 |  | 3.4 |  | 0.23
Money market | 4,171,627 |  | 19.4 |  | 2.14 |  | 4,111,714 |  | 19.2 |  | 2.22
Time deposits | 9,131,104 |  | 42.6 |  | 3.74 |  | 9,556,785 |  | 44.7 |  | 4.58
Total | $21,437,636 |  | 100% |  | 2.60% |  | $21,373,970 |  | 100% |  | 3.09%
Schedule of Time Deposits |
Time deposits by rate band are as follows: | September 30, 2025 | September 30, 2024
| (In thousands)
Less than 1.00% | $45,200 | $82,935
1.00% to 1.99% | 24,526 | 2,395
2.00% to 2.99% | 226,537 | 3,340
3.00% to 3.99% | 7,310,525 | 345,680
4.00% to 4.99% | 1,523,726 | 8,244,791
5.00% and higher | 590 | 877,644
| $9,131,104 | $9,556,785
Time deposits by maturity band are as follows: | September 30, 2025 | September 30, 2024
| (In thousands)
Three months or less | $3,426,185 | $2,923,299
Over 3 through 6 months | 2,367,760 | 3,140,278
Over 6 through 12 months | 2,933,212 | 2,543,201
Over 12 months | 403,947 | 950,007
| $9,131,104 | $9,556,785
Schedule of Interest Expense on Customer Deposits | Interest expense on customer accounts consisted of the following:
Year ended September 30, | 2025 | 2024 | 2023
| (In thousands)
Checking accounts | $95,411 | $99,917 | $70,396
Savings accounts | 3,367 | 3,952 | 1,715
Money market accounts | 87,962 | 77,993 | 47,485
Time deposit accounts | 419,197 | 351,654 | 119,255
| 605,937 | 533,516 | 238,851
Less early withdrawal penalties | (1,230) | (1,082) | (1,618)
| $604,707 | $532,434 | $237,233
Weighted average interest rate at end of year | 2.60% | 3.09% | 2.12%
Daily weighted average interest rate during the year | 3.22% | 3.26% | 1.84%

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- Definition Tabular disclosure of type of deposit liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph e -Publisher SEC Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph d -Publisher SEC Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph c -Publisher SEC Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (5) -Publisher SEC Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (4) -Publisher SEC Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (3) -Publisher SEC Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (2) -Publisher SEC Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (1) -Publisher SEC Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Publisher SEC Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (1) -Publisher SEC Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2) -Publisher SEC Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2)(i) -Publisher SEC Reference 13: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2)(iv) -Publisher SEC Reference 14: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2)(iii) -Publisher SEC Reference 15: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2)(ii) -Publisher SEC + Details
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- Definition Tabular disclosure of time deposit liability maturities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 470 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-1 + Details
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