LHFI and ACL, LHFI - Summary of Amortized Cost Basis of Loans by Credit Quality Indicator (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	$ 4,259,096	$ 3,495,006
Term Loans by Origination Year, Before Latest Fiscal Year	2,453,559	1,956,255
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	1,652,970	1,263,132
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	824,439	628,618
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	354,522	431,022
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,110,471	1,184,453
Financing Receivable, Revolving Loans	1,548,982	1,289,343
Total LHFI	12,204,039	10,247,829
Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	29,005	15,819
Commercial and Industrial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	1,821,259	1,414,279
Commercial and Industrial Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	8,974	1,107
State and Other Political Subdivision Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	1,223,863	1,146,251
State and Other Political Subdivision Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	0	177
Other Commercial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	471,930	534,843
Other Commercial Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	24	118
Consumer Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	170,230	162,555
Consumer Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	279	305
Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	690,616	596,968
Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	590,790	517,683
Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	742,538	726,043
Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	3,278,830	2,977,084
Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	794	1,442
Other Loans Secured by Real Estate [Member] | Other Construction [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	1,028,926	711,813
Other Loans Secured by Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	2,185,057	1,460,310
Commercial LHFI [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	3,152,466	2,732,070
Term Loans by Origination Year, Before Latest Fiscal Year	1,817,851	1,665,887
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	1,430,035	1,105,778
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	703,273	505,169
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	265,157	367,347
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	828,918	879,827
Financing Receivable, Revolving Loans	1,081,499	882,970
Total LHFI	9,279,199	8,139,048
Commercial LHFI [Member] | Commercial and Industrial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	681,061	518,266
Term Loans by Origination Year, Before Latest Fiscal Year	271,860	250,920
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	134,724	75,636
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	45,310	35,179
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	14,374	59,301
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	69,078	36,273
Financing Receivable, Revolving Loans	604,852	438,704
Total LHFI	1,821,259	1,414,279
Commercial LHFI [Member] | Commercial and Industrial Loans [Member] | Pass - RR 1 through RR 6 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	673,848	503,073
Term Loans by Origination Year, Before Latest Fiscal Year	261,962	249,171
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	120,123	74,239
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	44,994	33,403
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	14,265	50,016
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	69,078	35,883
Financing Receivable, Revolving Loans	577,749	400,423
Total LHFI	1,762,019	1,346,208
Commercial LHFI [Member] | Commercial and Industrial Loans [Member] | Special Mention - RR 7 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year		643
Term Loans by Origination Year, Before Latest Fiscal Year		365
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	12,421	147
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		550
Term Loans by Origination Year, Four Years Before Latest Fiscal Year		48
Financing Receivable, Revolving Loans	6,454	99
Total LHFI	18,875	1,852
Commercial LHFI [Member] | Commercial and Industrial Loans [Member] | Substandard - RR 8 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	6,973	14,530
Term Loans by Origination Year, Before Latest Fiscal Year	9,845	1,338
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	2,170	1,221
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	312	1,119
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	74	9,237
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year		386
Financing Receivable, Revolving Loans	20,625	38,182
Total LHFI	39,999	66,013
Commercial LHFI [Member] | Commercial and Industrial Loans [Member] | Doubtful - RR 9 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	240	20
Term Loans by Origination Year, Before Latest Fiscal Year	53	46
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	10	29
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	4	107
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	35
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year		4
Financing Receivable, Revolving Loans	24
Total LHFI	366	206
Commercial LHFI [Member] | State and Other Political Subdivision Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	393,345	381,317
Term Loans by Origination Year, Before Latest Fiscal Year	223,302	148,156
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	123,350	56,987
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	39,031	30,558
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	18,876	95,491
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	424,288	425,333
Financing Receivable, Revolving Loans	1,671	8,409
Total LHFI	1,223,863	1,146,251
Commercial LHFI [Member] | State and Other Political Subdivision Loans [Member] | Pass - RR 1 through RR 6 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	393,345	381,317
Term Loans by Origination Year, Before Latest Fiscal Year	223,302	148,156
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	123,350	56,987
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	39,031	30,558
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	18,876	95,491
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	421,588	418,319
Financing Receivable, Revolving Loans	1,671	8,409
Total LHFI	1,221,163	1,139,237
Commercial LHFI [Member] | State and Other Political Subdivision Loans [Member] | Special Mention - RR 7 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,700	3,350
Total LHFI	2,700	3,350
Commercial LHFI [Member] | State and Other Political Subdivision Loans [Member] | Substandard - RR 8 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year		3,664
Total LHFI		3,664
Commercial LHFI [Member] | Other Commercial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	93,394	112,095
Term Loans by Origination Year, Before Latest Fiscal Year	40,104	45,392
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	28,239	64,953
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	37,607	8,855
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	6,440	7,924
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	11,963	41,135
Financing Receivable, Revolving Loans	254,183	254,489
Total LHFI	471,930	534,843
Commercial LHFI [Member] | Other Commercial Loans [Member] | Pass - RR 1 through RR 6 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	88,763	103,504
Term Loans by Origination Year, Before Latest Fiscal Year	40,006	38,661
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	28,239	64,871
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	37,607	8,643
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	6,424	7,924
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	10,829	41,112
Financing Receivable, Revolving Loans	244,882	232,476
Total LHFI	456,750	497,191
Commercial LHFI [Member] | Other Commercial Loans [Member] | Special Mention - RR 7 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	879	4,059
Financing Receivable, Revolving Loans		9,013
Total LHFI	879	13,072
Commercial LHFI [Member] | Other Commercial Loans [Member] | Substandard - RR 8 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	3,728	4,532
Term Loans by Origination Year, Before Latest Fiscal Year	98	6,681
Term Loans by Origination Year, Two Years Before Latest Fiscal Year		82
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		212
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	16
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,134
Financing Receivable, Revolving Loans	9,301	13,000
Total LHFI	14,277	24,507
Commercial LHFI [Member] | Other Commercial Loans [Member] | Doubtful - RR 9 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	24
Term Loans by Origination Year, Before Latest Fiscal Year		50
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year		23
Total LHFI	24	73
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	363,970	378,752
Term Loans by Origination Year, Before Latest Fiscal Year	119,926	82,558
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	29,632	24,801
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	4,820	2,219
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,016	1,367
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,406	2,932
Financing Receivable, Revolving Loans	64,997	26,505
Total LHFI	586,767	519,134
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member] | Pass - RR 1 through RR 6 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	363,824	376,438
Term Loans by Origination Year, Before Latest Fiscal Year	119,727	76,176
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	29,632	21,366
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	3,405	2,189
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,016	1,367
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,364	2,890
Financing Receivable, Revolving Loans	64,953	26,505
Total LHFI	584,921	506,931
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member] | Special Mention - RR 7 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year		71
Term Loans by Origination Year, Before Latest Fiscal Year		6,382
Total LHFI		6,453
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member] | Substandard - RR 8 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	146	2,243
Term Loans by Origination Year, Before Latest Fiscal Year	199
Term Loans by Origination Year, Two Years Before Latest Fiscal Year		3,435
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,415	30
Financing Receivable, Revolving Loans	44
Total LHFI	1,804	5,708
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member] | Doubtful - RR 9 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	42	42
Total LHFI	42	42
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	42,726	45,062
Term Loans by Origination Year, Before Latest Fiscal Year	33,441	23,562
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	17,307	13,200
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	9,429	9,888
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	7,018	5,783
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	3,155	3,703
Financing Receivable, Revolving Loans	12,209	8,771
Total LHFI	125,285	109,969
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member] | Pass - RR 1 through RR 6 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	41,996	44,208
Term Loans by Origination Year, Before Latest Fiscal Year	33,346	23,269
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	17,215	13,194
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	9,341	9,722
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	6,798	5,737
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,870	3,076
Financing Receivable, Revolving Loans	12,209	8,771
Total LHFI	123,775	107,977
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member] | Special Mention - RR 7 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	29	111
Term Loans by Origination Year, Before Latest Fiscal Year	64	143
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	17
Total LHFI	110	254
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member] | Substandard - RR 8 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	686	721
Term Loans by Origination Year, Before Latest Fiscal Year	31	150
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	75	6
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	88	166
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	220	46
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	285	627
Total LHFI	1,385	1,716
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member] | Doubtful - RR 9 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	15	22
Total LHFI	15	22
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	293,081	257,957
Term Loans by Origination Year, Before Latest Fiscal Year	156,386	105,752
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	143,423	220,487
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	107,827	64,276
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	11,302	6,816
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	17,694	57,070
Financing Receivable, Revolving Loans	12,642	13,350
Total LHFI	742,355	725,708
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member] | Pass - RR 1 through RR 6 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	293,051	256,273
Term Loans by Origination Year, Before Latest Fiscal Year	156,386	105,687
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	143,114	220,487
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	107,827	64,268
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	11,297	6,816
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	17,626	56,196
Financing Receivable, Revolving Loans	12,516	13,350
Total LHFI	741,817	723,077
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member] | Special Mention - RR 7 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year		773
Total LHFI		773
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member] | Substandard - RR 8 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	30	1,684
Term Loans by Origination Year, Before Latest Fiscal Year		65
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	309
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		8
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	5
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	68	101
Financing Receivable, Revolving Loans	126
Total LHFI	538	1,858
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	911,908	763,439
Term Loans by Origination Year, Before Latest Fiscal Year	658,308	615,967
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	612,972	624,572
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	458,416	354,194
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	206,131	190,665
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	300,334	313,381
Financing Receivable, Revolving Loans	130,745	114,833
Total LHFI	3,278,814	2,977,051
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Pass - RR 1 through RR 6 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	889,556	750,869
Term Loans by Origination Year, Before Latest Fiscal Year	657,242	604,026
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	603,515	610,446
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	457,163	350,603
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	205,425	183,115
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	281,828	279,529
Financing Receivable, Revolving Loans	130,052	113,808
Total LHFI	3,224,781	2,892,396
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Special Mention - RR 7 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	10,284	1,510
Term Loans by Origination Year, Before Latest Fiscal Year		9,584
Term Loans by Origination Year, Two Years Before Latest Fiscal Year		412
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	271
Term Loans by Origination Year, Four Years Before Latest Fiscal Year		1,562
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year		4,522
Total LHFI	10,555	17,590
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Substandard - RR 8 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	12,034	11,017
Term Loans by Origination Year, Before Latest Fiscal Year	1,066	2,357
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	9,457	13,609
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	905	3,591
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	706	5,988
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	18,488	29,309
Financing Receivable, Revolving Loans	693	1,025
Total LHFI	43,349	66,896
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Doubtful - RR 9 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	34	43
Term Loans by Origination Year, Two Years Before Latest Fiscal Year		105
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	77
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	18	21
Total LHFI	129	169
Commercial LHFI [Member] | Other Loans Secured by Real Estate [Member] | Other Construction [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	372,981	275,182
Term Loans by Origination Year, Before Latest Fiscal Year	314,524	393,580
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	340,388	25,142
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	833
Financing Receivable, Revolving Loans	200	17,909
Total LHFI	1,028,926	711,813
Commercial LHFI [Member] | Other Loans Secured by Real Estate [Member] | Other Construction [Member] | Pass - RR 1 through RR 6 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	372,981	273,747
Term Loans by Origination Year, Before Latest Fiscal Year	306,904	393,580
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	340,388	25,142
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	833
Financing Receivable, Revolving Loans	200	17,909
Total LHFI	1,021,306	710,378
Commercial LHFI [Member] | Other Loans Secured by Real Estate [Member] | Other Construction [Member] | Substandard - RR 8 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year		1,435
Term Loans by Origination Year, Before Latest Fiscal Year	7,620
Total LHFI	7,620	1,435
Consumer LHFI [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	1,106,630	762,936
Term Loans by Origination Year, Before Latest Fiscal Year	635,708	290,368
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	222,935	157,354
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	121,166	123,449
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	89,365	63,675
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	281,553	304,626
Financing Receivable, Revolving Loans	467,483	406,373
Total LHFI	2,924,840	2,108,781
Consumer LHFI [Member] | Consumer Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	72,396	66,452
Term Loans by Origination Year, Before Latest Fiscal Year	26,062	25,775
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	9,699	8,629
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	2,535	4,769
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,542	1,307
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	305	383
Financing Receivable, Revolving Loans	57,691	55,240
Total LHFI	170,230	162,555
Consumer LHFI [Member] | Consumer Loans [Member] | Current [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	70,858	65,366
Term Loans by Origination Year, Before Latest Fiscal Year	25,771	25,512
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	9,514	8,498
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	2,509	4,734
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,513	1,289
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	295	378
Financing Receivable, Revolving Loans	56,508	54,518
Total LHFI	166,968	160,295
Consumer LHFI [Member] | Consumer Loans [Member] | Past Due 30-89 Days [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	1,431	989
Term Loans by Origination Year, Before Latest Fiscal Year	238	223
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	159	123
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	8	22
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	23	10
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	10	5
Financing Receivable, Revolving Loans	946	468
Total LHFI	2,815	1,840
Consumer LHFI [Member] | Consumer Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	28	26
Term Loans by Origination Year, Before Latest Fiscal Year	12	23
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	7	6
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	2
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	0
Financing Receivable, Revolving Loans	216	248
Total LHFI	266	303
Consumer LHFI [Member] | Consumer Loans [Member] | Nonaccrual [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	79	71
Term Loans by Origination Year, Before Latest Fiscal Year	41	17
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	19	2
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	17	13
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	4	8
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	0
Financing Receivable, Revolving Loans	21	6
Total LHFI	181	117
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	62,049	51,913
Term Loans by Origination Year, Before Latest Fiscal Year	33,075	16,469
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	3,304	3,073
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,795	3,064
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,694	797
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,932	2,518
Total LHFI	103,849	77,834
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member] | Current [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	62,049	51,849
Term Loans by Origination Year, Before Latest Fiscal Year	32,867	16,204
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	3,304	3,024
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,759	3,059
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,679	797
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,915	2,404
Total LHFI	103,573	77,337
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member] | Past Due 30-89 Days [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Before Latest Fiscal Year	150	265
Term Loans by Origination Year, Two Years Before Latest Fiscal Year		49
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	36	5
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	15
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	9	14
Total LHFI	210	333
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year		7
Total LHFI		7
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member] | Nonaccrual [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year		64
Term Loans by Origination Year, Before Latest Fiscal Year	58
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	8	93
Total LHFI	66	157
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	25,509	21,197
Term Loans by Origination Year, Before Latest Fiscal Year	8,042	11,206
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	5,408	6,235
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	5,049	6,026
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	3,713	3,632
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	7,992	8,285
Financing Receivable, Revolving Loans	409,792	351,133
Total LHFI	465,505	407,714
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member] | Current [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	25,402	21,166
Term Loans by Origination Year, Before Latest Fiscal Year	7,983	11,098
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	5,389	6,119
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	4,894	5,903
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	3,701	3,291
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	7,252	7,853
Financing Receivable, Revolving Loans	403,123	347,743
Total LHFI	457,744	403,173
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member] | Past Due 30-89 Days [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	19	5
Term Loans by Origination Year, Before Latest Fiscal Year	35	34
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	15	87
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	134	114
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	5
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	286	145
Financing Receivable, Revolving Loans	3,197	1,214
Total LHFI	3,691	1,599
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year
Term Loans by Origination Year, Before Latest Fiscal Year		4
Term Loans by Origination Year, Two Years Before Latest Fiscal Year
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1
Term Loans by Origination Year, Four Years Before Latest Fiscal Year
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year		13
Financing Receivable, Revolving Loans	452	91
Total LHFI	453	108
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member] | Nonaccrual [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	88	26
Term Loans by Origination Year, Before Latest Fiscal Year	24	70
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	4	29
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	20	9
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	7	341
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	454	274
Financing Receivable, Revolving Loans	3,020	2,085
Total LHFI	3,617	2,834
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Before Latest Fiscal Year		97
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	89
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		8
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	5	60
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	89	170
Total LHFI	183	335
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member] | Current [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Before Latest Fiscal Year		97
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	89
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		8
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	5	60
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	89	170
Total LHFI	183	335
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year		31
Term Loans by Origination Year, Before Latest Fiscal Year	16
Term Loans by Origination Year, Four Years Before Latest Fiscal Year		2
Total LHFI	16	33
Consumer LHFI [Member] | Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member] | Current [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year		31
Term Loans by Origination Year, Before Latest Fiscal Year	16
Term Loans by Origination Year, Four Years Before Latest Fiscal Year		2
Total LHFI	16	33
Consumer LHFI [Member] | Other Loans Secured by Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	946,676	623,343
Term Loans by Origination Year, Before Latest Fiscal Year	568,513	236,821
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	204,435	139,417
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	111,787	109,582
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	82,411	57,877
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	271,235	293,270
Total LHFI	2,185,057	1,460,310
Consumer LHFI [Member] | Other Loans Secured by Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Current [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	939,511	622,330
Term Loans by Origination Year, Before Latest Fiscal Year	559,804	233,951
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	198,769	137,500
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	109,466	107,345
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	80,249	56,374
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	262,196	285,919
Total LHFI	2,149,995	1,443,419
Consumer LHFI [Member] | Other Loans Secured by Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Past Due 30-89 Days [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	3,967	542
Term Loans by Origination Year, Before Latest Fiscal Year	3,752	494
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	2,119	333
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	425	10
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	0	369
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,906	714
Total LHFI	12,169	2,462
Consumer LHFI [Member] | Other Loans Secured by Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	835	199
Term Loans by Origination Year, Before Latest Fiscal Year	777	501
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	272	165
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	0	122
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	134	218
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,100	450
Total LHFI	3,118	1,655
Consumer LHFI [Member] | Other Loans Secured by Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Nonaccrual [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	2,363	272
Term Loans by Origination Year, Before Latest Fiscal Year	4,180	1,875
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	3,275	1,419
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,896	2,105
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	2,028	916
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	6,033	6,187
Total LHFI	$ 19,775	$ 12,774