Loans and Leases (Schedule of Modifications by Sector) (Details) - COVID-19 [Member] $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) loan	Jun. 30, 2020 USD ($)
Financing Receivable, Modification [Line Items]
Number of Loans | loan	10
Total Modification Balance | $	$ 2,206	$ 201,800
Percentage of Tier 1 Capital	1.50%
Commercial Loan [Member]
Financing Receivable, Modification [Line Items]
Number of Loans | loan	7
Total Modification Balance | $	$ 2,155
Percentage of Tier 1 Capital	1.40%
Commercial Loan [Member] | Retail Trade [Member]
Financing Receivable, Modification [Line Items]
Number of Loans | loan	2
Total Modification Balance | $	$ 1,440
Percentage of Tier 1 Capital	1.00%
Commercial Loan [Member] | Real Estate Rental and Leasing [Member]
Financing Receivable, Modification [Line Items]
Number of Loans | loan	2
Total Modification Balance | $	$ 304
Percentage of Tier 1 Capital	0.20%
Commercial Loan [Member] | Accomodation and Food Service [Member]
Financing Receivable, Modification [Line Items]
Number of Loans | loan	1
Total Modification Balance | $	$ 298
Percentage of Tier 1 Capital	0.10%
Commercial Loan [Member] | Finance and Insurance [Member]
Financing Receivable, Modification [Line Items]
Number of Loans | loan	2
Total Modification Balance | $	$ 113
Percentage of Tier 1 Capital	0.10%