Allowance for Loan Losses (Details 5) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	$ 26,433	$ 31,590
Financing Receivable, Not Past Due	2,763,944	2,634,852
Total	2,790,377	2,666,442
Commercial & Industrial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	2,518	5,030
Financing Receivable, Not Past Due	743,472	594,925
Total	745,990	599,955
Farmland
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,416	2,221
Financing Receivable, Not Past Due	125,455	137,730
Total	126,871	139,951
Non Farm, Non Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	4,816	3,853
Financing Receivable, Not Past Due	371,401	398,854
Total	376,217	402,707
Agriculture
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	810	405
Financing Receivable, Not Past Due	149,166	162,794
Total	149,976	163,199
All Other Commercial
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	885	109
Financing Receivable, Not Past Due	303,497	288,845
Total	304,382	288,954
First Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	6,219	9,202
Financing Receivable, Not Past Due	360,695	375,924
Total	366,914	385,126
Home Equity
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	554	221
Financing Receivable, Not Past Due	64,451	70,813
Total	65,005	71,034
Junior Liens
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	895	564
Financing Receivable, Not Past Due	54,453	54,533
Total	55,348	55,097
Multifamily
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	1,609	0
Financing Receivable, Not Past Due	153,795	148,282
Total	155,404	148,282
All Other Residential
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	352	1,972
Financing Receivable, Not Past Due	16,548	22,510
Total	16,900	24,482
Motor Vehicle
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	6,220	7,741
Financing Receivable, Not Past Due	391,601	347,950
Total	397,821	355,691
All Other Consumer
Aging of recorded investment in loans by past due category and class of loans
Total Past Due	139	272
Financing Receivable, Not Past Due	29,410	31,692
Total	29,549	31,964
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	11,933	21,801
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	463	2,885
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	0	132
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	4,594	3,749
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	460	277
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	98	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	996	6,452
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	149	124
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	330	384
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	298	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	1,082
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	4,451	6,488
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	94	228
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	4,712	3,421
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	536	766
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	0	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	0	104
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	145	128
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	754	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	896	1,292
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	249	63
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	343	43
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	352	0
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	1,401	983
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	36	42
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	9,788	6,368
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	1,519	1,379
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	1,416	2,089
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	222	0
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	205	0
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	33	109
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	4,327	1,458
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	156	34
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	222	137
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	1,311	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	890
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	368	270
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	$ 9	$ 2