Allowance for Loan Losses (Details 6) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	$ 2,578,986	$ 2,618,553
Financing Receivable, Past Due	15,844	25,726
Financing Receivable, Not Past Due	2,563,142	2,592,827
Total loans	2,568,713	2,606,113
Commercial & Industrial
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	626,054	608,572
Financing Receivable, Past Due	3,771	4,795
Financing Receivable, Not Past Due	622,283	603,777
Farmland
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	116,678	118,641
Financing Receivable, Past Due	413	113
Financing Receivable, Not Past Due	116,265	118,528
Non Farm, Non Residential
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	355,425	351,107
Financing Receivable, Past Due	75	426
Financing Receivable, Not Past Due	355,350	350,681
Agriculture
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	119,626	146,480
Financing Receivable, Past Due	2,141	333
Financing Receivable, Not Past Due	117,485	146,147
All Other Commercial
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	310,781	305,636
Financing Receivable, Past Due	0	24
Financing Receivable, Not Past Due	310,781	305,612
First Liens
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	314,169	324,467
Financing Receivable, Past Due	3,458	9,737
Financing Receivable, Not Past Due	310,711	314,730
Home Equity
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	58,790	60,755
Financing Receivable, Past Due	238	393
Financing Receivable, Not Past Due	58,552	60,362
Junior Liens
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	51,853	54,176
Financing Receivable, Past Due	262	830
Financing Receivable, Not Past Due	51,591	53,346
Multifamily
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	125,344	151,042
Financing Receivable, Past Due	0	0
Financing Receivable, Not Past Due	125,344	151,042
All Other Residential
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	16,130	15,968
Financing Receivable, Past Due	0	50
Financing Receivable, Not Past Due	16,130	15,918
Motor Vehicle
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	452,331	450,112
Financing Receivable, Past Due	5,308	8,829
Financing Receivable, Not Past Due	447,023	441,283
All Other Consumer
Analysis of risk category of loans by class of loans
Financing Receivable Recorded Investment	31,805	31,597
Financing Receivable, Past Due	178	196
Financing Receivable, Not Past Due	$ 31,627	$ 31,401