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Fair Value Measurement - Estimated Fair Values of Financial Instruments that are Reported at Amortized Cost in Consolidated Balance Sheets (Detail) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Financial assets: |  |
Cash and due from banks | $ 71,034 | $ 92,816
Cash at Federal Reserve and other banks | 581,548 | 183,691
Amortized cost, held to maturity | 310,696 | 375,606
Financial liabilities: |  |
Other borrowings | 27,055 | 18,454
Junior subordinated debt | 57,527 | 57,232
Level 3 | Overdraft Privilege Commitments |  |
Off-balance sheet: |  |
Contract amount, Off-balance sheet | 110,271 | 110,402
Level 3 | Standby letters of credit |  |
Off-balance sheet: |  |
Contract amount, Off-balance sheet | 11,255 | 12,014
Level 3 | Commitments |  |
Off-balance sheet: |  |
Contract amount, Off-balance sheet | 1,320,988 | 1,309,326
Carrying Amount | Level 1 |  |
Financial assets: |  |
Cash and due from banks | 71,034 | 92,816
Cash at Federal Reserve and other banks | 581,548 | 183,691
Carrying Amount | Level 2 |  |
Financial assets: |  |
Amortized cost, held to maturity | 310,696 | 375,606
Restricted equity securities | 17,250 | 17,250
Financial liabilities: |  |
Deposits | 6,340,588 | 5,366,994
Other borrowings | 27,055 | 18,454
Carrying Amount | Level 3 |  |
Financial assets: |  |
Loans, net | 4,738,763 | 4,276,750
Financial liabilities: |  |
Junior subordinated debt | 57,527 | 57,232
Fair Value | Level 1 |  |
Financial assets: |  |
Cash and due from banks | 71,034 | 92,816
Cash at Federal Reserve and other banks | 581,548 | 183,691
Fair Value | Level 2 |  |
Financial assets: |  |
Amortized cost, held to maturity | 377,442 | 381,525
Financial liabilities: |  |
Deposits | 6,346,930 | 5,365,921
Other borrowings | 27,055 | 18,454
Fair Value | Level 3 |  |
Financial assets: |  |
Loans, net | 4,841,120 | 4,263,064
Financial liabilities: |  |
Junior subordinated debt | 55,348 | 56,297
Fair Value | Level 3 | Overdraft Privilege Commitments |  |
Off-balance sheet: |  |
Fair value, Off-balance sheet | 1,103 | 1,104
Fair Value | Level 3 | Standby letters of credit |  |
Off-balance sheet: |  |
Fair value, Off-balance sheet | 113 | 120
Fair Value | Level 3 | Commitments |  |
Off-balance sheet: |  |
Fair value, Off-balance sheet | $ 13,210 | $ 13,093

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- Definition For banks and other depository institutions: Includes cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(1)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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