Shareholders' Equity (Regulatory Captial Requirements) (Details) $ in Thousands		Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Parent Company [Member]
Total Capital (to Risk-Weighted Assets):
Total Capital		$ 605,005	$ 578,137
Total Capital to Risk-Weighted Assets		0.1237	0.1401
Total Capital for Capital Adequacy Purposes		$ 391,363	$ 330,105
Total Capital for Capital Adequacy Purposes to Risk-Weighted Assets		0.0800	0.0800
Tier 1 Capital (to Risk-Weighted Assets):
Tier 1 Capital		$ 571,794	$ 546,362
Tier 1 Capital to Risk-Weighted Assets		0.1169	0.1324
Tier 1 Capital Required For Capital Adequacy Purposes		$ 293,522	$ 247,578
Tier 1 Capital Required for Capital Adequacy Purposes to Risk-Weighted Assets		0.0600	0.0600
Common Equity Tier 1 Capital [Abstract]
Common Equity Tier 1 Capital		$ 549,798	$ 524,363
Common Equity Tier 1 Capital to Risk-Weighted Assets		0.1124	0.1271
Common Equity Tier 1 Required for Capital Adequacy		$ 220,142	$ 185,684
Common Equity Tier 1 Required for Capital Adequacy Purposes to Risk-Weighted Assets		0.0450	0.0450
Tier 1 Capital (to Average Assets):
Tier 1 Leverage Capital		$ 571,794	$ 546,362
Tier 1 Leverage Capital to Average Assets	[1]	0.0865	0.0936
Tier 1 Leverage Capital Required for Capital Adequacy Purposes		$ 264,295	$ 233,534
Tier 1 Leverage Capital Required for Capital Adequacy Purposes to Average Assets	[1]	0.0400	0.0400
Bank [Member]
Total Capital (to Risk-Weighted Assets):
Total Capital		$ 588,090	$ 565,087
Total Capital to Risk-Weighted Assets		0.1202	0.1370
Total Capital for Capital Adequacy Purposes		$ 391,260	$ 330,025
Total Capital for Capital Adequacy Purposes to Risk-Weighted Assets		0.0800	0.0800
Total Capital To Be Well Capitalized		$ 489,074	$ 412,532
Total Capital To Be Well Capitalized to Risk-Weighted Assets		0.1000	0.1000
Tier 1 Capital (to Risk-Weighted Assets):
Tier 1 Capital		$ 554,879	$ 533,312
Tier 1 Capital to Risk-Weighted Assets		0.1135	0.1293
Tier 1 Capital Required For Capital Adequacy Purposes		$ 293,445	$ 247,519
Tier 1 Capital Required for Capital Adequacy Purposes to Risk-Weighted Assets		0.0600	0.0600
Tier 1 Capital Required To Be Well Capitalized		$ 391,260	$ 330,025
Tier 1 Capital Required To Be Well Capitalized to Risk-Weighted Assets		0.0800	0.0800
Common Equity Tier 1 Capital [Abstract]
Common Equity Tier 1 Capital		$ 554,879	$ 533,312
Common Equity Tier 1 Capital to Risk-Weighted Assets		0.1135	0.1293
Common Equity Tier 1 Required for Capital Adequacy		$ 220,083	$ 185,639
Common Equity Tier 1 Required for Capital Adequacy Purposes to Risk-Weighted Assets		0.0450	0.0450
Common Equity Tier 1 Required To Be Well Capitalized		$ 317,898	$ 268,146
Common Equity Tier 1 Required To Be Well Capitalized to Risk-Weighted Assets		0.0650	0.0650
Tier 1 Capital (to Average Assets):
Tier 1 Leverage Capital		$ 554,879	$ 533,312
Tier 1 Leverage Capital to Average Assets	[1]	0.0840	0.0914
Tier 1 Leverage Capital Required for Capital Adequacy Purposes		$ 264,177	$ 233,434
Tier 1 Leverage Capital Required for Capital Adequacy Purposes to Average Assets	[1]	0.0400	0.0400
Tier 1 Leverage Capital Required To Be Well Capitalized		$ 330,222	$ 291,793
Tier 1 Leverage Capital Required To Be Well Capitalized to Average Assets	[1]	0.0500	0.0500

[1] Leverage ratio.