Allowance for Loan Losses (Details 5) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	$ 15,844	$ 25,726
Financing Receivable, Not Past Due	2,563,142	2,592,827
Total	2,578,986	2,618,553
Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	3,771	4,795
Financing Receivable, Not Past Due	622,283	603,777
Total	626,054	608,572
Farmland
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	413	113
Financing Receivable, Not Past Due	116,265	118,528
Total	116,678	118,641
Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	75	426
Financing Receivable, Not Past Due	355,350	350,681
Total	355,425	351,107
Agriculture
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	2,141	333
Financing Receivable, Not Past Due	117,485	146,147
Total	119,626	146,480
All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	24
Financing Receivable, Not Past Due	310,781	305,612
Total	310,781	305,636
First Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	3,458	9,737
Financing Receivable, Not Past Due	310,711	314,730
Total	314,169	324,467
Home Equity
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	238	393
Financing Receivable, Not Past Due	58,552	60,362
Total	58,790	60,755
Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	262	830
Financing Receivable, Not Past Due	51,591	53,346
Total	51,853	54,176
Multifamily
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financing Receivable, Not Past Due	125,344	151,042
Total	125,344	151,042
All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	50
Financing Receivable, Not Past Due	16,130	15,918
Total	16,130	15,968
Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	5,308	8,829
Financing Receivable, Not Past Due	447,023	441,283
Total	452,331	450,112
All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	178	196
Financing Receivable, Not Past Due	31,627	31,401
Total	31,805	31,597
Financial Asset, 30 to 59 Days Past Due [Member]
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	6,703	14,216
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	682	685
Financial Asset, 30 to 59 Days Past Due [Member] | Farmland
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	106	22
Financial Asset, 30 to 59 Days Past Due [Member] | Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	155
Financial Asset, 30 to 59 Days Past Due [Member] | Agriculture
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	578	28
Financial Asset, 30 to 59 Days Past Due [Member] | All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | First Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	761	5,506
Financial Asset, 30 to 59 Days Past Due [Member] | Home Equity
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	140	260
Financial Asset, 30 to 59 Days Past Due [Member] | Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	59	421
Financial Asset, 30 to 59 Days Past Due [Member] | Multifamily
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	4,224	6,975
Financial Asset, 30 to 59 Days Past Due [Member] | All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	153	164
Financial Asset, 60 to 89 Days Past Due [Member]
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	3,075	4,102
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	306	746
Financial Asset, 60 to 89 Days Past Due [Member] | Farmland
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	220	0
Financial Asset, 60 to 89 Days Past Due [Member] | Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	68	0
Financial Asset, 60 to 89 Days Past Due [Member] | Agriculture
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	375	30
Financial Asset, 60 to 89 Days Past Due [Member] | All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | First Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,186	1,866
Financial Asset, 60 to 89 Days Past Due [Member] | Home Equity
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	20	29
Financial Asset, 60 to 89 Days Past Due [Member] | Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	26	68
Financial Asset, 60 to 89 Days Past Due [Member] | Multifamily
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	50
Financial Asset, 60 to 89 Days Past Due [Member] | Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	853	1,294
Financial Asset, 60 to 89 Days Past Due [Member] | All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	21	19
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	6,066	7,408
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	2,783	3,364
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Farmland
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	87	91
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	7	271
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Agriculture
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,188	275
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	24
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | First Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,511	2,365
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Home Equity
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	78	104
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	177	341
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Multifamily
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	231	560
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	$ 4	$ 13