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Loans - Summary of Recorded Investment by Category for Portfolio Loans Restructured (Details) - Non-Covered Loans $ in Thousands | 6 Months Ended
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Jun. 30, 2020 USD ($) loan | Jun. 30, 2019 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of Loans | loan | 3 | 3
Pre-Modification Outstanding Recorded Balance | $ 3,886 | $ 520
Post-Modification Outstanding Recorded Balance | $ 3,886 | $ 520
Commercial and industrial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of Loans | loan | 1 | 0
Pre-Modification Outstanding Recorded Balance | $ 3,731 | $ 0
Post-Modification Outstanding Recorded Balance | $ 3,731 | $ 0
CRE - owner occupied |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of Loans | loan | 0 | 1
Pre-Modification Outstanding Recorded Balance | $ 0 | $ 188
Post-Modification Outstanding Recorded Balance | $ 0 | $ 188
Residential real estate |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of Loans | loan | 2 | 2
Pre-Modification Outstanding Recorded Balance | $ 155 | $ 332
Post-Modification Outstanding Recorded Balance | $ 155 | $ 332

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 + Details
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- Definition Amount, after troubled debt restructuring, of modified financing receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 + Details
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