Securities (Securities Held to Maturity with Unrealized Losses) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Schedule of Held-to-maturity Securities [Line Items]
Held to maturity, Losses less than 12 months, Fair Value	$ 77,846
Held to maturity, Losses less than 12 months, Gross Unrealized Losses	1,810
Held to maturity, Losses 12 months or longer, Fair Value	190	$ 2,381
Held to maturity, Losses 12 months or longer, Gross Unrealized Losses	1	2
Held to maturity, Total, Fair Value	78,036	2,381
Held to maturity, Total, Gross Unrealized Losses	1,811	2
Municipal Obligations [Member]
Schedule of Held-to-maturity Securities [Line Items]
Held to maturity, Losses less than 12 months, Fair Value	7,690
Held to maturity, Losses less than 12 months, Gross Unrealized Losses	310
Held to maturity, Losses 12 months or longer, Fair Value	190	2,381
Held to maturity, Losses 12 months or longer, Gross Unrealized Losses	1	2
Held to maturity, Total, Fair Value	7,880	2,381
Held to maturity, Total, Gross Unrealized Losses	311	$ 2
Residential Mortgage-Backed Securities [Member]
Schedule of Held-to-maturity Securities [Line Items]
Held to maturity, Losses less than 12 months, Fair Value	33,123
Held to maturity, Losses less than 12 months, Gross Unrealized Losses	459
Held to maturity, Total, Fair Value	33,123
Held to maturity, Total, Gross Unrealized Losses	459
Commercial Mortgage-Backed Securities [Member]
Schedule of Held-to-maturity Securities [Line Items]
Held to maturity, Losses less than 12 months, Fair Value	37,033
Held to maturity, Losses less than 12 months, Gross Unrealized Losses	1,041
Held to maturity, Total, Fair Value	37,033
Held to maturity, Total, Gross Unrealized Losses	$ 1,041