Loans and Leases - Impaired Troubled Debt Restructurings (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Commercial and Industrial Sector [Member]
Financing Receivable Impaired [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	$ 470	$ 602
Real Estate Sector [Member]
Financing Receivable Impaired [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	8,179	10,630
Consumer Loans Sector [Member]
Financing Receivable Impaired [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment During Period	$ 407	$ 705