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Loans and Lease Finance Receivables and Allowance for Credit Losses - Summary of Recorded Investment in Collateral-Dependent loans (Detail) $ in Thousands | Jun. 30, 2020 USD ($) Collateral
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Financing Receivable, Modifications [Line Items] |
Real Estate | $ 5,574
Business Assets | 1,411
Other | $ 218
Number of Instruments Dependent on Collateral | Collateral | 42
Commercial and Industrial [Member] |
Financing Receivable, Modifications [Line Items] |
Real Estate | $ 231
Business Assets | 828
Other | $ 189
Number of Instruments Dependent on Collateral | Collateral | 15
Small Business Administration [Member] |
Financing Receivable, Modifications [Line Items] |
Real Estate | $ 997
Business Assets | 583
Other | $ 8
Number of Instruments Dependent on Collateral | Collateral | 12
SBA - Paycheck Protection Program (PPP) [Member] |
Financing Receivable, Modifications [Line Items] |
Real Estate | $ 0
Business Assets | 0
Other | $ 0
Number of Instruments Dependent on Collateral | Collateral | 0
Construction [Member] |
Financing Receivable, Modifications [Line Items] |
Real Estate | $ 0
Business Assets | 0
Other | $ 0
Number of Instruments Dependent on Collateral | Collateral | 0
SFR Mortgage [Member] |
Financing Receivable, Modifications [Line Items] |
Real Estate | $ 1,080
Business Assets | 0
Other | $ 0
Number of Instruments Dependent on Collateral | Collateral | 4
Dairy & Livestock and Agribusiness [Member] |
Financing Receivable, Modifications [Line Items] |
Real Estate | $ 0
Business Assets | 0
Other | $ 0
Number of Instruments Dependent on Collateral | Collateral | 0
Municipal Lease Finance Receivables [Member] |
Financing Receivable, Modifications [Line Items] |
Real Estate | $ 0
Business Assets | 0
Other | $ 0
Number of Instruments Dependent on Collateral | Collateral | 0
Consumer and Other Loans [Member] |
Financing Receivable, Modifications [Line Items] |
Real Estate | $ 268
Business Assets | 0
Other | $ 21
Number of Instruments Dependent on Collateral | Collateral | 5
Commercial Real Estate Owner Occupied [Member] |
Financing Receivable, Modifications [Line Items] |
Real Estate | $ 2,998
Business Assets | 0
Other | $ 0
Number of Instruments Dependent on Collateral | Collateral | 6

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