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Loans - Distribution of Fixed Rate Loans and Variable Rate Loans by Major Loan Category (Detail) $ in Thousands | Dec. 31, 2017 USD ($)
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Agricultural Real Estate [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | $ 46,121
Distribution of variable rate loans by major loan category, Variable Rate | 17,952
Agricultural [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 32,585
Distribution of variable rate loans by major loan category, Variable Rate | 62,526
Industrial Development Bonds [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 6,415
Consumer Real Estate [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 43,283
Distribution of variable rate loans by major loan category, Variable Rate | 40,337
Commercial Real Estate [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 262,713
Distribution of variable rate loans by major loan category, Variable Rate | 147,807
Consumer [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 32,869
Distribution of variable rate loans by major loan category, Variable Rate | 4,888
Commercial and Industrial [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 43,434
Distribution of variable rate loans by major loan category, Variable Rate | $ 82,841

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- Definition Amount of loan with fixed rate of interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 + Details
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