Securities (Narrative) (Details)	3 Months Ended
	Mar. 31, 2022 USD ($) Item	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)
Schedule of Investments [Line Items]
Available-for-sale securities, continuous unrealized loss position, fair value	$ 330,557,000		$ 227,492,000
Number of securities designated as available for sale securities having unrealized loss | Item	245
Unrealized loss of available for sale securities	$ 27,650,000		4,152,000
Securities pledged to secure deposits and facilitate borrowing	5,700,000		12,700,000
Proceeds from the sales of securities	0	$ 0
Restricted securities, at cost	5,137,000		4,950,000	[1]
Mortgage-backed securities/CMOs [Member]
Schedule of Investments [Line Items]
Available-for-sale securities, continuous unrealized loss position, fair value	$ 173,956,000		147,068,000
Number of securities designated as available for sale securities having unrealized loss | Item	110
Unrealized loss of available for sale securities	$ 12,498,000		2,259,000
U.S. Government agencies [Member]
Schedule of Investments [Line Items]
Available-for-sale securities, continuous unrealized loss position, fair value	$ 29,256,000		29,663,000
Number of securities designated as available for sale securities having unrealized loss | Item	19
Unrealized loss of available for sale securities	$ 3,140,000		867,000
Corporate bonds [Member]
Schedule of Investments [Line Items]
Available-for-sale securities, continuous unrealized loss position, fair value	$ 3,703,000
Number of securities designated as available for sale securities having unrealized loss | Item	2
Unrealized loss of available for sale securities	$ 31,000
Treasury bond [Member]
Schedule of Investments [Line Items]
Number of securities designated as available for sale securities having unrealized loss | Item	1
Municipal bonds [Member]
Schedule of Investments [Line Items]
Available-for-sale securities, continuous unrealized loss position, fair value	$ 84,250,000		50,761,000
Number of securities designated as available for sale securities having unrealized loss | Item	113
Unrealized loss of available for sale securities	$ 11,980,000		$ 1,026,000

[1] Derived from audited Consolidated Financial Statements