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v3.25.1

Borrowings - Narrative (Details) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2025 USD ($) | Mar. 31, 2024 USD ($) | Dec. 31, 2024 USD ($) | Oct. 01, 2022 USD ($) item
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
Amount of repurchase agreements | $ 20,700 |  | $ 18,900 |
Fair value | 634,376 |  | 527,547 |
Federal home loan bank, advances, general debt obligations, maximum amount available | 1,700,000 |  |  |
Loans receivable | 7,556,104 |  | 7,656,688 |
Interest expense related to FHLB advances | 1,100 | $ 3,200 |  |
Remaining balance on the note | 54,588 |  | 54,511 |
Bank of Jackson Hole |  |  |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
Number of subordinated note purchase agreements assumed | item |  |  |  | 3
Asset Pledged as Collateral |  |  |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
Fair value | 0 |  | 0 |
Asset Pledged as Collateral | Securities Sold under Agreements to Repurchase |  |  |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
Fair value | $ 31,400 |  | $ 31,300 |
Financing Receivable, Pledging Purpose [Extensible Enumeration] | Noninterest-bearing Deposit Liabilities |  | Noninterest-bearing Deposit Liabilities |
Excess collateral pledged | $ 10,600 |  | $ 12,400 |
Asset Pledged as Collateral | Federal Home Loan Bank Advances |  |  |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
Financing Receivable, Pledging Purpose [Extensible Enumeration] | Noninterest-bearing Deposit Liabilities |  | Noninterest-bearing Deposit Liabilities |
Fair value of available-for-sale investment securities pledged as collateral | $ 0 |  | $ 0 |
Loans receivable | 2,500,000 |  | 2,600,000 |
Fixed-To-Floating Rate Note, Maturing June 2031 | Bank of Jackson Hole |  |  |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
Subordinated note |  |  |  | $ 15,000
Remaining balance on the note |  |  | 14,700 |
Interest expense | 100 | 100 |  |
Fair value adjustment from the acquisition | 300 |  |  |
Line of credit |  |  |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
FHLB advances | 80,000 |  | 50,000 |
Subordinated Debt |  |  |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
Debt issuance costs | 200 |  | 200 |
Subordinated Debt | Fixed-To-Floating Rate Note, Maturing November 2031 |  |  |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
Subordinated note | 40,000 |  |  |
Remaining balance on the note | 39,800 |  | $ 39,800 |
Interest expense | $ 300 | $ 300 |  |
Interest rate (as a percent) | 3.00% |  |  |
Variable rate basis (as a percent) | 203.00% |  |  |
Redemption price as a percent of principal | 100.00% |  |  |
Subordinated Debt | Fixed-To-Floating Rate Note, Maturing June 2031 | Bank of Jackson Hole |  |  |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |  |  |
Interest rate (as a percent) | 3.75% |  |  |
Variable rate basis (as a percent) | 306.00% |  |  |
Redemption price as a percent of principal | 100.00% |  |  |

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