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Borrowings (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Borrowings | $ 5,950,000 | $ 906,175
Advance from Federal Home Loan Bank | 5,900,000 | $ 906,200
Line of Credit Facility, Maximum Borrowing Capacity | 50,000 |
Short-Term Debt | $ 50,000 |
Short-Term Debt Interest Rate | 6.38% |
FHLB |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 5,500,000 |
FRB |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Line of Credit Facility, Maximum Borrowing Capacity | 1,300,000 |
Federal funds with additional financial institutions |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Line of Credit Facility, Maximum Borrowing Capacity | 600,000 |
FRB Bank Team Funding Program |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 2,300,000 |
Maximum |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
FHLB Advances Fixed Interest Rates | 5.38% |
Minimum |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
FHLB Advances Fixed Interest Rates | 4.97% |

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- Definition Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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- Definition Discloses the single interest rate [if] applicable to the advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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