Allowance for Credit Losses - Recorded Investment of Commercial Loan Portfolio by Risk Category (Details ) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Analysis of risk category of loans by class of loans
Current period gross charge offs, Total	$ 3,601	$ 5,653	$ 11,520	$ 11,318
Commercial
Analysis of risk category of loans by class of loans
Current year	204,373		204,373		$ 499,652
Prior year	460,292		460,292		374,316
Two years before current year	362,895		362,895		253,771
Three years before current year	211,176		211,176		124,874
Four years before current year	101,221		101,221		111,374
Prior	455,351		455,351		438,014
Revolving Loans	165,521		165,521		176,357
Total loans	1,960,829		1,960,829		1,978,358
Commercial & Industrial | Commercial
Analysis of risk category of loans by class of loans
Current year	70,326		70,326		173,014
Prior year	140,600		140,600		139,881
Two years before current year	127,779		127,779		62,947
Three years before current year	47,374		47,374		58,203
Four years before current year	46,370		46,370		31,893
Prior	112,983		112,983		107,719
Revolving Loans	95,679		95,679		101,666
Total loans	641,111		641,111		675,323
Current period gross charge offs, 2023			8
Current period gross charge offs, 2022			20
Current period gross charge offs, 2021			40
Current period gross charge offs, 2020			78
Current period gross charge offs, Prior			2
Current period gross charge offs, Total			148
Farmland | Commercial
Analysis of risk category of loans by class of loans
Current year	17,799		17,799		16,261
Prior year	16,393		16,393		22,530
Two years before current year	21,274		21,274		10,864
Three years before current year	8,861		8,861		10,928
Four years before current year	9,761		9,761		10,689
Prior	56,807		56,807		53,763
Revolving Loans	274		274		340
Total loans	131,169		131,169		125,375
Non Farm, Non Residential | Commercial
Analysis of risk category of loans by class of loans
Current year	53,322		53,322		102,728
Prior year	121,082		121,082		76,046
Two years before current year	70,985		70,985		33,910
Three years before current year	26,530		26,530		21,030
Four years before current year	22,978		22,978		31,438
Prior	118,954		118,954		118,415
Revolving Loans	4,281		4,281		2,975
Total loans	418,132		418,132		386,542
Agriculture | Commercial
Analysis of risk category of loans by class of loans
Current year	8,529		8,529		13,245
Prior year	11,666		11,666		9,067
Two years before current year	7,484		7,484		8,093
Three years before current year	6,497		6,497		8,710
Four years before current year	7,659		7,659		3,213
Prior	19,671		19,671		27,494
Revolving Loans	55,579		55,579		65,678
Total loans	117,085		117,085		135,500
All Other Commercial | Commercial
Analysis of risk category of loans by class of loans
Current year	26,467		26,467		143,980
Prior year	107,519		107,519		91,720
Two years before current year	101,796		101,796		90,845
Three years before current year	98,683		98,683		19,269
Four years before current year	7,994		7,994		29,172
Prior	115,569		115,569		94,932
Revolving Loans	9,479		9,479		5,602
Total loans	467,507		467,507		475,520
Current period gross charge offs, 2023			534
Current period gross charge offs, 2019			20
Current period gross charge offs, Total			554
Multifamily | Commercial
Analysis of risk category of loans by class of loans
Current year	27,930		27,930		50,424
Prior year	63,032		63,032		35,072
Two years before current year	33,577		33,577		47,112
Three years before current year	23,231		23,231		6,734
Four years before current year	6,459		6,459		4,969
Prior	31,367		31,367		35,691
Revolving Loans	229		229		96
Total loans	185,825		185,825		180,098
Pass | Commercial
Analysis of risk category of loans by class of loans
Current year	200,886		200,886		489,819
Prior year	452,427		452,427		359,611
Two years before current year	347,312		347,312		244,888
Three years before current year	202,240		202,240		117,657
Four years before current year	96,563		96,563		104,403
Prior	417,153		417,153		396,572
Revolving Loans	151,592		151,592		163,520
Total loans	1,868,173		1,868,173		1,876,470
Pass | Commercial & Industrial | Commercial
Analysis of risk category of loans by class of loans
Current year	67,442		67,442		163,479
Prior year	134,073		134,073		128,012
Two years before current year	114,359		114,359		56,830
Three years before current year	42,545		42,545		54,208
Four years before current year	44,822		44,822		26,514
Prior	103,842		103,842		99,522
Revolving Loans	84,842		84,842		92,110
Total loans	591,925		591,925		620,675
Pass | Farmland | Commercial
Analysis of risk category of loans by class of loans
Current year	17,799		17,799		16,261
Prior year	16,393		16,393		22,530
Two years before current year	21,274		21,274		9,244
Three years before current year	8,364		8,364		9,438
Four years before current year	8,928		8,928		10,352
Prior	54,026		54,026		48,847
Revolving Loans	274		274		340
Total loans	127,058		127,058		117,012
Pass | Non Farm, Non Residential | Commercial
Analysis of risk category of loans by class of loans
Current year	52,735		52,735		102,629
Prior year	120,994		120,994		75,011
Two years before current year	69,980		69,980		33,214
Three years before current year	25,847		25,847		19,596
Four years before current year	21,608		21,608		31,438
Prior	113,887		113,887		111,586
Revolving Loans	4,281		4,281		2,975
Total loans	409,332		409,332		376,449
Pass | Agriculture | Commercial
Analysis of risk category of loans by class of loans
Current year	8,513		8,513		13,085
Prior year	11,470		11,470		9,028
Two years before current year	7,451		7,451		8,015
Three years before current year	6,447		6,447		8,422
Four years before current year	7,578		7,578		1,987
Prior	17,783		17,783		26,729
Revolving Loans	52,605		52,605		62,397
Total loans	111,847		111,847		129,663
Pass | All Other Commercial | Commercial
Analysis of risk category of loans by class of loans
Current year	26,467		26,467		143,941
Prior year	106,465		106,465		91,615
Two years before current year	101,778		101,778		90,845
Three years before current year	96,167		96,167		19,259
Four years before current year	7,168		7,168		29,143
Prior	103,476		103,476		82,535
Revolving Loans	9,479		9,479		5,602
Total loans	451,000		451,000		462,940
Pass | Multifamily | Commercial
Analysis of risk category of loans by class of loans
Current year	27,930		27,930		50,424
Prior year	63,032		63,032		33,415
Two years before current year	32,470		32,470		46,740
Three years before current year	22,870		22,870		6,734
Four years before current year	6,459		6,459		4,969
Prior	24,139		24,139		27,353
Revolving Loans	111		111		96
Total loans	177,011		177,011		169,731
Special Mention | Commercial
Analysis of risk category of loans by class of loans
Current year	57		57		2,282
Prior year	1,339		1,339		11,306
Two years before current year	11,142		11,142		4,980
Three years before current year	6,098		6,098		4,388
Four years before current year	1,185		1,185		2,061
Prior	20,950		20,950		24,472
Revolving Loans	5,917		5,917		2,972
Total loans	46,688		46,688		52,461
Special Mention | Commercial & Industrial | Commercial
Analysis of risk category of loans by class of loans
Current year	57		57		2,071
Prior year	68		68		9,738
Two years before current year	10,137		10,137		3,434
Three years before current year	3,213		3,213		2,572
Four years before current year	328		328		2,061
Prior	1,001		1,001		1,848
Revolving Loans	2,825		2,825		453
Total loans	17,629		17,629		22,177
Special Mention | Farmland | Commercial
Analysis of risk category of loans by class of loans
Two years before current year					1,164
Three years before current year					882
Prior	1,118		1,118		2,930
Total loans	1,118		1,118		4,976
Special Mention | Non Farm, Non Residential | Commercial
Analysis of risk category of loans by class of loans
Current year					99
Prior year	88		88		1,035
Two years before current year	1,005		1,005
Three years before current year					921
Four years before current year	854		854
Prior					279
Total loans	1,947		1,947		2,334
Special Mention | Agriculture | Commercial
Analysis of risk category of loans by class of loans
Current year					89
Prior year	142		142
Two years before current year					10
Three years before current year	8		8		3
Four years before current year	3		3
Prior	609		609		709
Revolving Loans	2,974		2,974		2,519
Total loans	3,736		3,736		3,330
Special Mention | All Other Commercial | Commercial
Analysis of risk category of loans by class of loans
Current year					23
Prior year	1,041		1,041
Three years before current year	2,516		2,516		10
Prior	11,623		11,623		11,911
Total loans	15,180		15,180		11,944
Special Mention | Multifamily | Commercial
Analysis of risk category of loans by class of loans
Prior year					533
Two years before current year					372
Three years before current year	361		361
Prior	6,599		6,599		6,795
Revolving Loans	118		118
Total loans	7,078		7,078		7,700
Substandard | Commercial
Analysis of risk category of loans by class of loans
Current year	604		604		423
Prior year	5,008		5,008		746
Two years before current year	2,370		2,370		2,317
Three years before current year	1,565		1,565		2,299
Four years before current year	3,244		3,244		4,707
Prior	16,322		16,322		15,856
Revolving Loans	8,012		8,012		9,865
Total loans	37,125		37,125		36,213
Substandard | Commercial & Industrial | Commercial
Analysis of risk category of loans by class of loans
Current year	17		17		423
Prior year	5,008		5,008		723
Two years before current year	2,352		2,352		1,861
Three years before current year	1,068		1,068		954
Four years before current year	1,019		1,019		3,169
Prior	8,026		8,026		6,264
Revolving Loans	8,012		8,012		9,103
Total loans	25,502		25,502		22,497
Substandard | Farmland | Commercial
Analysis of risk category of loans by class of loans
Two years before current year					456
Three years before current year	497		497		608
Four years before current year	833		833		337
Prior	1,646		1,646		1,969
Total loans	2,976		2,976		3,370
Substandard | Non Farm, Non Residential | Commercial
Analysis of risk category of loans by class of loans
Current year	587		587
Three years before current year					513
Four years before current year	516		516
Prior	4,993		4,993		6,281
Total loans	6,096		6,096		6,794
Substandard | Agriculture | Commercial
Analysis of risk category of loans by class of loans
Three years before current year					224
Four years before current year	50		50		1,201
Prior	1,279		1,279		56
Revolving Loans					762
Total loans	1,329		1,329		2,243
Substandard | All Other Commercial | Commercial
Analysis of risk category of loans by class of loans
Prior year					23
Two years before current year	18		18
Four years before current year	826		826
Prior	5		5		6
Total loans	849		849		29
Substandard | Multifamily | Commercial
Analysis of risk category of loans by class of loans
Prior	373		373		1,280
Total loans	373		373		1,280
Not Rated | Commercial
Analysis of risk category of loans by class of loans
Current year	2,826		2,826		7,128
Prior year	1,518		1,518		2,653
Two years before current year	2,071		2,071		1,586
Three years before current year	1,273		1,273		530
Four years before current year	229		229		203
Prior	926		926		1,114
Total loans	8,843		8,843		13,214
Not Rated | Commercial & Industrial | Commercial
Analysis of risk category of loans by class of loans
Current year	2,810		2,810		7,041
Prior year	1,451		1,451		1,408
Two years before current year	931		931		822
Three years before current year	548		548		469
Four years before current year	201		201		149
Prior	114		114		85
Total loans	6,055		6,055		9,974
Not Rated | Farmland | Commercial
Analysis of risk category of loans by class of loans
Prior	17		17		17
Total loans	17		17		17
Not Rated | Non Farm, Non Residential | Commercial
Analysis of risk category of loans by class of loans
Two years before current year					696
Three years before current year	683		683
Prior	74		74		269
Total loans	757		757		965
Not Rated | Agriculture | Commercial
Analysis of risk category of loans by class of loans
Current year	16		16		71
Prior year	54		54		39
Two years before current year	33		33		68
Three years before current year	42		42		61
Four years before current year	28		28		25
Total loans	173		173		264
Not Rated | All Other Commercial | Commercial
Analysis of risk category of loans by class of loans
Current year					16
Prior year	13		13		82
Four years before current year					29
Prior	465		465		480
Total loans	478		478		607
Not Rated | Multifamily | Commercial
Analysis of risk category of loans by class of loans
Prior year					1,124
Two years before current year	1,107		1,107
Prior	256		256		263
Total loans	$ 1,363		$ 1,363		$ 1,387