Loans and Leases - Troubled Debt Restructurings, by Type of Loan Modification (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	$ 967	$ 1,304
Real Estate Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	507	964
Real Estate Sector [Member] | Other construction/land [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	163	0
Real Estate Sector [Member] | 1-4 Family - Closed-End [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Real Estate Sector [Member] | Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	344	964
Real Estate Sector [Member] | Multi-Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Real Estate Sector [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Real Estate Sector [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Real Estate Sector [Member] | Farmland [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Agricultural Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	7
Commercial and Industrial Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	401	323
Consumer Loans Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	59	10
Troubled Debt Restructurings Rate Modifications [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	94	0
Troubled Debt Restructurings Rate Modifications [Member] | Real Estate Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate Modifications [Member] | Real Estate Sector [Member] | Other construction/land [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate Modifications [Member] | Real Estate Sector [Member] | 1-4 Family - Closed-End [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate Modifications [Member] | Real Estate Sector [Member] | Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate Modifications [Member] | Real Estate Sector [Member] | Multi-Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate Modifications [Member] | Real Estate Sector [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate Modifications [Member] | Real Estate Sector [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate Modifications [Member] | Real Estate Sector [Member] | Farmland [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate Modifications [Member] | Agricultural Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate Modifications [Member] | Commercial and Industrial Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	94	0
Troubled Debt Restructurings Rate Modifications [Member] | Consumer Loans Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Term Modifications [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	771	540
Troubled Debt Restructurings Term Modifications [Member] | Real Estate Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	507	460
Troubled Debt Restructurings Term Modifications [Member] | Real Estate Sector [Member] | Other construction/land [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	163	0
Troubled Debt Restructurings Term Modifications [Member] | Real Estate Sector [Member] | 1-4 Family - Closed-End [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Term Modifications [Member] | Real Estate Sector [Member] | Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	344	460
Troubled Debt Restructurings Term Modifications [Member] | Real Estate Sector [Member] | Multi-Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Term Modifications [Member] | Real Estate Sector [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Term Modifications [Member] | Real Estate Sector [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Term Modifications [Member] | Real Estate Sector [Member] | Farmland [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Term Modifications [Member] | Agricultural Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	7
Troubled Debt Restructurings Term Modifications [Member] | Commercial and Industrial Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	255	73
Troubled Debt Restructurings Term Modifications [Member] | Consumer Loans Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	9	0
Troubled Debt Restructurings Interest Only Modification [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	539
Troubled Debt Restructurings Interest Only Modification [Member] | Real Estate Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	504
Troubled Debt Restructurings Interest Only Modification [Member] | Real Estate Sector [Member] | Other construction/land [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Interest Only Modification [Member] | Real Estate Sector [Member] | 1-4 Family - Closed-End [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Interest Only Modification [Member] | Real Estate Sector [Member] | Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	504
Troubled Debt Restructurings Interest Only Modification [Member] | Real Estate Sector [Member] | Multi-Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Interest Only Modification [Member] | Real Estate Sector [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Interest Only Modification [Member] | Real Estate Sector [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Interest Only Modification [Member] | Real Estate Sector [Member] | Farmland [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Interest Only Modification [Member] | Agricultural Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Interest Only Modification [Member] | Commercial and Industrial Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	25
Troubled Debt Restructurings Interest Only Modification [Member] | Consumer Loans Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	10
Troubled Debt Restructurings Rate And Term Modifications [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	102	225
Troubled Debt Restructurings Rate And Term Modifications [Member] | Real Estate Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate And Term Modifications [Member] | Real Estate Sector [Member] | Other construction/land [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate And Term Modifications [Member] | Real Estate Sector [Member] | 1-4 Family - Closed-End [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate And Term Modifications [Member] | Real Estate Sector [Member] | Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate And Term Modifications [Member] | Real Estate Sector [Member] | Multi-Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate And Term Modifications [Member] | Real Estate Sector [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate And Term Modifications [Member] | Real Estate Sector [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate And Term Modifications [Member] | Real Estate Sector [Member] | Farmland [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate And Term Modifications [Member] | Agricultural Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	0	0
Troubled Debt Restructurings Rate And Term Modifications [Member] | Commercial and Industrial Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	52	225
Troubled Debt Restructurings Rate And Term Modifications [Member] | Consumer Loans Sector [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	$ 50	$ 0