Note 11 - Fair Value Measurement (Tables)
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3 Months Ended |
Mar. 31, 2024 |
Notes Tables |
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Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] |
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Fair Value Measurements at March 31, 2024 Using |
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Quoted Prices in |
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Active Markets |
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Significant Other |
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Significant |
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for Identical |
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Observable Inputs |
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Unobservable |
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Assets (Level 1) |
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(Level 2) |
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Inputs (Level 3) |
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Total |
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Assets Measured on a Recurring Basis: |
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(In Thousands) |
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Available for sale debt securities: |
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U.S. Treasury securities |
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$ |
493,969 |
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$ |
- |
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$ |
- |
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$ |
493,969 |
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Mortgage-backed securities |
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- |
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254,915 |
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- |
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254,915 |
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State and municipal securities |
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- |
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9,958 |
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- |
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9,958 |
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Corporate debt |
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- |
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315,086 |
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- |
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315,086 |
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Total available-for-sale debt securities |
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493,969 |
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579,959 |
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- |
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1,073,929 |
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Total assets at fair value |
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$ |
493,969 |
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$ |
579,959 |
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$ |
- |
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$ |
1,073,929 |
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Fair Value Measurements at December 31, 2023 Using |
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Quoted Prices in |
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Active Markets |
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Significant Other |
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Significant |
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for Identical |
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Observable Inputs |
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Unobservable |
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Assets (Level 1) |
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(Level 2) |
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Inputs (Level 3) |
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Total |
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Assets Measured on a Recurring Basis: |
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(In Thousands) |
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Available for sale debt securities: |
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U.S. Treasury securities |
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$ |
340,807 |
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$ |
- |
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$ |
- |
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|
$ |
340,807 |
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Mortgage-backed securities |
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- |
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215,485 |
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- |
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215,485 |
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State and municipal securities |
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- |
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10,223 |
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- |
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10,223 |
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Corporate debt |
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- |
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326,808 |
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6,860 |
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333,668 |
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Total available-for-sale debt securities |
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340,807 |
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552,516 |
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6,860 |
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900,183 |
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Total assets at fair value |
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$ |
340,807 |
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$ |
552,516 |
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$ |
6,860 |
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$ |
900,183 |
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Fair Value Measurements, Nonrecurring [Table Text Block] |
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Fair Value Measurements at March 31, 2024 Using |
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Quoted Prices in |
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Active Markets |
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Significant Other |
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Significant |
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for Identical |
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Observable |
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Unobservable |
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Assets (Level 1) |
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Inputs (Level 2) |
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Inputs (Level 3) |
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Total |
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Assets Measured on a Nonrecurring Basis: |
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(In Thousands) |
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Loans individually evaluated |
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$ |
- |
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$ |
- |
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$ |
81,871 |
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$ |
81,871 |
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Other real estate owned and repossessed assets |
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- |
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- |
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|
490 |
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|
490 |
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Total assets at fair value |
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$ |
- |
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$ |
- |
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$ |
82,361 |
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$ |
82,361 |
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Fair Value Measurements at December 31, 2023 Using |
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Quoted Prices in |
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Active Markets |
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Significant Other |
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Significant |
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for Identical |
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Observable |
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Unobservable |
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Assets (Level 1) |
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Inputs (Level 2) |
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Inputs (Level 3) |
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Total |
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Assets Measured on a Nonrecurring Basis: |
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(In Thousands) |
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Loans individually evaluated |
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$ |
- |
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$ |
- |
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$ |
70,735 |
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$ |
70,735 |
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Other real estate owned |
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- |
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- |
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|
995 |
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|
995 |
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Total assets at fair value |
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$ |
- |
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$ |
- |
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$ |
71,730 |
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$ |
71,730 |
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Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] |
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For the period ended March 31, |
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2024 |
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2023 |
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Available-for-sale Securities |
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Available-for-sale Securities |
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(In Thousands) |
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Fair value, beginning of period |
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$ |
6,860 |
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|
$ |
10,860 |
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Transfers into Level 3 |
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- |
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- |
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Total realized gains included in income |
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- |
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- |
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Changes in unrealized gains/losses included in other comprehensive income for assets and liabilities still held at period-end |
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(1,329 |
) |
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|
160 |
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Purchases |
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- |
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- |
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Transfers out of Level 3 |
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(5,531 |
) |
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(4,160 |
) |
Fair value, end of period |
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$ |
- |
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$ |
6,860 |
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Fair Value, by Balance Sheet Grouping [Table Text Block] |
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March 31, 2024 |
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December 31, 2023 |
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Carrying |
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Carrying |
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Amount |
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Fair Value |
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Amount |
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Fair Value |
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(In Thousands) |
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Financial Assets: |
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Level 1 Inputs: |
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Cash and cash equivalents |
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$ |
1,280,274 |
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$ |
1,280,274 |
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$ |
2,030,513 |
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$ |
2,030,513 |
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Held to maturity U.S. Treasury securities |
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|
393,932 |
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|
368,868 |
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|
508,985 |
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484,267 |
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Level 2 Inputs: |
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Federal funds sold |
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170,625 |
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170,625 |
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100,575 |
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|
100,575 |
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Held to maturity debt securities |
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|
473,514 |
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416,152 |
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473,429 |
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422,674 |
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Mortgage loans held for sale |
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7,592 |
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7,592 |
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5,071 |
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5,071 |
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Restricted equity securities |
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11,300 |
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11,300 |
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10,226 |
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10,226 |
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Level 3 Inputs: |
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Held to maturity debt securities |
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|
250 |
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|
250 |
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|
250 |
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|
250 |
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Loans, net |
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11,642,933 |
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11,195,399 |
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11,505,512 |
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11,032,819 |
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Financial Liabilities: |
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Level 2 Inputs: |
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Deposits |
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$ |
12,751,448 |
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$ |
12,743,505 |
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$ |
13,273,511 |
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$ |
13,266,640 |
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Federal funds purchased |
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1,345,328 |
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1,345,328 |
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1,256,724 |
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|
1,256,724 |
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Other borrowings |
|
|
64,737 |
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|
58,337 |
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|
64,735 |
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|
58,083 |
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