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Purchased Loans Purchased Loans - Loans Purchased with Deteriorated Credit Quality (Details) - Purchased with deteriorated credit quality - Purchased loans $ in Thousands | Dec. 31, 2019 USD ($)
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Accounts, Notes, Loans and Financing Receivable [Line Items] |
Outstanding balance of restructured loans | $ 172,264
Commercial, financial, agricultural |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Outstanding balance of restructured loans | 29,538
Real estate – construction: |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Outstanding balance of restructured loans | 863
Real estate – 1-4 family mortgage: |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Outstanding balance of restructured loans | 35,543
Real estate – commercial mortgage: |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Outstanding balance of restructured loans | 103,133
Installment loans to individuals |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Outstanding balance of restructured loans | $ 3,187

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