Investment Securities (Narrative) (Details) - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2021	Dec. 31, 2020
Schedule of Investments [Line Items]
Available-for-sale Securities Pledged as Collateral	$ 123,437,000	$ 123,437,000	$ 102,959,000
Debt Securities, Available-for-sale, Restriction Type [Extensible List]	us-gaap:CollateralPledgedMember	us-gaap:CollateralPledgedMember	us-gaap:CollateralPledgedMember
Available-for-sale securities in an unrealized loss position	$ 0	$ 0
Available for sale securities executed	0	0
FHLB [Member]
Schedule of Investments [Line Items]
Letter of credit outstanding, amount	$ 265,320,000	$ 265,320,000	$ 288,950,000