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Fair Value - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Amortized Cost |  |
Securities available for sale | $ 516,863 | $ 409,709
U.S. Gov’t sponsored entities |  |
Amortized Cost |  |
Securities available for sale | 132,694 | 108,148
State & political subdivisions |  |
Amortized Cost |  |
Securities available for sale | 136,031 | 137,723
Residential & multi-family mortgage |  |
Amortized Cost |  |
Securities available for sale | 206,053 | 109,636
Pooled SBA |  |
Amortized Cost |  |
Securities available for sale | 29,374 | 36,040
Corporate notes & bonds |  |
Amortized Cost |  |
Securities available for sale | 11,777 | 17,200
Fair Value, Measurements, Recurring |  |
Amortized Cost |  |
Securities available for sale | 516,863 | 409,709
Interest rate swaps | 485 | 149
Trading Securities: |  |
Trading securities | 7,786 | 7,150
Liabilities |  |
Interest rate swaps | (686) | (310)
Fair Value, Measurements, Recurring | U.S. Gov’t sponsored entities |  |
Amortized Cost |  |
Securities available for sale | 132,694 | 108,148
Trading Securities: |  |
Trading securities | 51 | 52
Fair Value, Measurements, Recurring | State & political subdivisions |  |
Amortized Cost |  |
Securities available for sale | 136,031 | 137,723
Fair Value, Measurements, Recurring | Residential & multi-family mortgage |  |
Amortized Cost |  |
Securities available for sale | 206,053 | 109,636
Fair Value, Measurements, Recurring | Corporate notes and bonds |  |
Amortized Cost |  |
Securities available for sale | 11,777 | 17,200
Fair Value, Measurements, Recurring | Pooled SBA |  |
Amortized Cost |  |
Securities available for sale | 29,374 | 36,040
Fair Value, Measurements, Recurring | Other |  |
Amortized Cost |  |
Securities available for sale | 934 | 962
Fair Value, Measurements, Recurring | Corporate equity securities |  |
Trading Securities: |  |
Trading securities | 5,828 | 5,125
Fair Value, Measurements, Recurring | Mutual funds |  |
Trading Securities: |  |
Trading securities | 1,058 | 1,499
Fair Value, Measurements, Recurring | Certificates of deposit |  |
Trading Securities: |  |
Trading securities | 268 | 220
Fair Value, Measurements, Recurring | Corporate notes & bonds |  |
Trading Securities: |  |
Trading securities | 581 | 254
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Amortized Cost |  |
Securities available for sale | 934 | 962
Interest rate swaps | 0 | 0
Trading Securities: |  |
Trading securities | 7,735 | 7,098
Liabilities |  |
Interest rate swaps | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Gov’t sponsored entities |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Trading Securities: |  |
Trading securities | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | State & political subdivisions |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Residential & multi-family mortgage |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate notes and bonds |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pooled SBA |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other |  |
Amortized Cost |  |
Securities available for sale | 934 | 962
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate equity securities |  |
Trading Securities: |  |
Trading securities | 5,828 | 5,125
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Mutual funds |  |
Trading Securities: |  |
Trading securities | 1,058 | 1,499
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Certificates of deposit |  |
Trading Securities: |  |
Trading securities | 268 | 220
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate notes & bonds |  |
Trading Securities: |  |
Trading securities | 581 | 254
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) |  |
Amortized Cost |  |
Securities available for sale | 515,929 | 408,747
Interest rate swaps | 485 | 149
Trading Securities: |  |
Trading securities | 51 | 52
Liabilities |  |
Interest rate swaps | (686) | (310)
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | U.S. Gov’t sponsored entities |  |
Amortized Cost |  |
Securities available for sale | 132,694 | 108,148
Trading Securities: |  |
Trading securities | 51 | 52
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | State & political subdivisions |  |
Amortized Cost |  |
Securities available for sale | 136,031 | 137,723
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Residential & multi-family mortgage |  |
Amortized Cost |  |
Securities available for sale | 206,053 | 109,636
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Corporate notes and bonds |  |
Amortized Cost |  |
Securities available for sale | 11,777 | 17,200
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Pooled SBA |  |
Amortized Cost |  |
Securities available for sale | 29,374 | 36,040
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Other |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Corporate equity securities |  |
Trading Securities: |  |
Trading securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Mutual funds |  |
Trading Securities: |  |
Trading securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Certificates of deposit |  |
Trading Securities: |  |
Trading securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Corporate notes & bonds |  |
Trading Securities: |  |
Trading securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Interest rate swaps | 0 | 0
Trading Securities: |  |
Trading securities | 0 | 0
Liabilities |  |
Interest rate swaps | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | U.S. Gov’t sponsored entities |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Trading Securities: |  |
Trading securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | State & political subdivisions |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Residential & multi-family mortgage |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Corporate notes and bonds |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Pooled SBA |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Other |  |
Amortized Cost |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Corporate equity securities |  |
Trading Securities: |  |
Trading securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Mutual funds |  |
Trading Securities: |  |
Trading securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Certificates of deposit |  |
Trading Securities: |  |
Trading securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Corporate notes & bonds |  |
Trading Securities: |  |
Trading securities | $ 0 | $ 0

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