Loans Held for Investment (LHFI) and Allowance for Loan Losses, LHFI - Summary of Amortized Cost Basis of Loans by Credit Quality Indicator (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	$ 3,379,009	$ 3,495,006
Term Loans by Origination Year, Before Latest Fiscal Year	2,530,757	1,956,255
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	1,709,100	1,263,132
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	890,153	628,618
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	425,717	431,022
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,114,057	1,184,453
Financing Receivable, Revolving Loans	1,537,271	1,289,343
Total LHFI	11,586,064	10,247,829
Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	17,600	15,819
Commercial and Industrial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	1,689,532	1,414,279
Commercial and Industrial Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	790	1,107
State and Other Political Subdivision Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	1,188,703	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	177	177
Other Commercial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	497,230	534,843
Other Commercial Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	190	118
Consumer Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	166,027	162,555
Consumer Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	417	305
Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	693,741	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	566,985	517,683
Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	593,119	726,043
Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	3,206,946	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	1,948	1,442
Other Loans Secured by Real Estate [Member] | Other Construction [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	953,654	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	2,030,127	1,460,310
Commercial LHFI [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	2,399,841	2,732,070
Term Loans by Origination Year, Before Latest Fiscal Year	1,867,352	1,665,887
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	1,474,113	1,105,778
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	764,819	505,169
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	330,845	367,347
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	924,481	879,827
Financing Receivable, Revolving Loans	1,086,826	882,970
Total LHFI	8,848,277	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	512,913	518,266
Term Loans by Origination Year, Before Latest Fiscal Year	283,363	250,920
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	152,316	75,636
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	51,206	35,179
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	17,924	59,301
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	78,315	36,273
Financing Receivable, Revolving Loans	593,495	438,704
Total LHFI	1,689,532	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	505,209	503,073
Term Loans by Origination Year, Before Latest Fiscal Year	273,347	249,171
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	151,087	74,239
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	50,821	33,403
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	17,795	50,016
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	72,908	35,883
Financing Receivable, Revolving Loans	574,211	400,423
Total LHFI	1,645,378	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	9	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		99
Total LHFI	9	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	7,577	14,530
Term Loans by Origination Year, Before Latest Fiscal Year	10,000	1,338
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	1,208	1,221
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	375	1,119
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	91	9,237
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	5,403	386
Financing Receivable, Revolving Loans	19,273	38,182
Total LHFI	43,927	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	127	20
Term Loans by Origination Year, Before Latest Fiscal Year	16	46
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	12	29
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	10	107
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	38
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	4	4
Financing Receivable, Revolving Loans	11
Total LHFI	218	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	320,188	381,317
Term Loans by Origination Year, Before Latest Fiscal Year	234,723	148,156
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	127,801	56,987
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	41,354	30,558
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	22,216	95,491
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	442,421	425,333
Financing Receivable, Revolving Loans		8,409
Total LHFI	1,188,703	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	320,188	381,317
Term Loans by Origination Year, Before Latest Fiscal Year	234,723	148,156
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	127,801	56,987
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	41,354	30,558
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	22,216	95,491
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	436,733	418,319
Financing Receivable, Revolving Loans		8,409
Total LHFI	1,183,015	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	2,988	3,664
Total LHFI	2,988	3,664
Commercial LHFI [Member] | Other Commercial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	85,414	112,095
Term Loans by Origination Year, Before Latest Fiscal Year	42,784	45,392
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	30,673	64,953
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	38,795	8,855
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	6,948	7,924
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	26,970	41,135
Financing Receivable, Revolving Loans	265,646	254,489
Total LHFI	497,230	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	80,800	103,504
Term Loans by Origination Year, Before Latest Fiscal Year	42,678	38,661
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	30,671	64,871
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	38,759	8,643
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	6,919	7,924
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	25,768	41,112
Financing Receivable, Revolving Loans	256,633	232,476
Total LHFI	482,228	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	3,711	4,532
Term Loans by Origination Year, Before Latest Fiscal Year	106	6,681
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	2	82
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	36	212
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	29
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,179
Financing Receivable, Revolving Loans	9,013	13,000
Total LHFI	14,076	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	23
Total LHFI	47	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	303,315	378,752
Term Loans by Origination Year, Before Latest Fiscal Year	162,895	82,558
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	36,577	24,801
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	11,431	2,219
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,445	1,367
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,814	2,932
Financing Receivable, Revolving Loans	78,876	26,505
Total LHFI	597,353	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	303,156	376,438
Term Loans by Origination Year, Before Latest Fiscal Year	162,650	76,176
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	36,577	21,366
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	7,545	2,189
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,445	1,367
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,772	2,890
Financing Receivable, Revolving Loans	78,876	26,505
Total LHFI	593,021	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	159	2,243
Term Loans by Origination Year, Before Latest Fiscal Year	245
Term Loans by Origination Year, Two Years Before Latest Fiscal Year		3,435
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	3,886	30
Total LHFI	4,290	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	34,305	45,062
Term Loans by Origination Year, Before Latest Fiscal Year	34,566	23,562
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	18,370	13,200
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	9,907	9,888
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	7,297	5,783
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	3,851	3,703
Financing Receivable, Revolving Loans	13,669	8,771
Total LHFI	121,965	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	33,783	44,208
Term Loans by Origination Year, Before Latest Fiscal Year	34,326	23,269
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	18,228	13,194
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	9,818	9,722
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	7,141	5,737
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	3,556	3,076
Financing Receivable, Revolving Loans	13,669	8,771
Total LHFI	120,521	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		111
Term Loans by Origination Year, Before Latest Fiscal Year	98	143
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	19
Total LHFI	117	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	522	721
Term Loans by Origination Year, Before Latest Fiscal Year	126	150
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	123	6
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	89	166
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	156	46
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	295	627
Total LHFI	1,311	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		22
Term Loans by Origination Year, Before Latest Fiscal Year	16
Total LHFI	16	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	193,674	257,957
Term Loans by Origination Year, Before Latest Fiscal Year	124,859	105,752
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	113,285	220,487
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	115,830	64,276
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	11,686	6,816
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	19,928	57,070
Financing Receivable, Revolving Loans	13,653	13,350
Total LHFI	592,915	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	193,674	256,273
Term Loans by Origination Year, Before Latest Fiscal Year	124,859	105,687
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	113,221	220,487
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	115,830	64,268
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	11,679	6,816
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	19,849	56,196
Financing Receivable, Revolving Loans	13,557	13,350
Total LHFI	592,669	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		1,684
Term Loans by Origination Year, Before Latest Fiscal Year		65
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	64
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		8
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	7
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	79	101
Financing Receivable, Revolving Loans	96
Total LHFI	246	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	695,142	763,439
Term Loans by Origination Year, Before Latest Fiscal Year	655,791	615,967
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	625,539	624,572
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	495,455	354,194
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	263,329	190,665
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	350,182	313,381
Financing Receivable, Revolving Loans	121,487	114,833
Total LHFI	3,206,925	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	680,957	750,869
Term Loans by Origination Year, Before Latest Fiscal Year	654,012	604,026
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	616,131	610,446
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	494,170	350,603
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	258,703	183,115
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	331,303	279,529
Financing Receivable, Revolving Loans	121,487	113,808
Total LHFI	3,156,763	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	933	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	273
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	1,206	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	13,216	11,017
Term Loans by Origination Year, Before Latest Fiscal Year	1,779	2,357
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	9,408	13,609
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	928	3,591
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	4,626	5,988
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	18,861	29,309
Financing Receivable, Revolving Loans		1,025
Total LHFI	48,818	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	36	43
Term Loans by Origination Year, Two Years Before Latest Fiscal Year		105
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	84
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	18	21
Total LHFI	138	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	254,890	275,182
Term Loans by Origination Year, Before Latest Fiscal Year	328,371	393,580
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	369,552	25,142
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	841
Financing Receivable, Revolving Loans		17,909
Total LHFI	953,654	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	254,890	273,747
Term Loans by Origination Year, Before Latest Fiscal Year	320,751	393,580
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	369,552	25,142
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	841
Financing Receivable, Revolving Loans		17,909
Total LHFI	946,034	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	979,168	762,936
Term Loans by Origination Year, Before Latest Fiscal Year	663,405	290,368
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	234,987	157,354
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	125,334	123,449
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	94,872	63,675
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	189,576	304,626
Financing Receivable, Revolving Loans	450,445	406,373
Total LHFI	2,737,787	2,108,781
Consumer LHFI [Member] | Consumer Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	57,947	66,452
Term Loans by Origination Year, Before Latest Fiscal Year	34,325	25,775
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	13,028	8,629
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	3,364	4,769
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	2,167	1,307
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	611	383
Financing Receivable, Revolving Loans	54,585	55,240
Total LHFI	166,027	162,555
Consumer LHFI [Member] | Consumer Loans [Member] | Current [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	57,103	65,366
Term Loans by Origination Year, Before Latest Fiscal Year	33,978	25,512
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	12,889	8,498
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	3,337	4,734
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	2,137	1,289
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	596	378
Financing Receivable, Revolving Loans	53,725	54,518
Total LHFI	163,765	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	739	989
Term Loans by Origination Year, Before Latest Fiscal Year	153	223
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	134	123
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	24	22
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	25	10
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	15	5
Financing Receivable, Revolving Loans	626	468
Total LHFI	1,716	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	44	26
Term Loans by Origination Year, Before Latest Fiscal Year	174	23
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	2	6
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1
Financing Receivable, Revolving Loans	196	248
Total LHFI	417	303
Consumer LHFI [Member] | Consumer Loans [Member] | Nonaccrual [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	61	71
Term Loans by Origination Year, Before Latest Fiscal Year	20	17
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	3	2
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	2	13
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	5	8
Financing Receivable, Revolving Loans	38	6
Total LHFI	129	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	43,286	51,913
Term Loans by Origination Year, Before Latest Fiscal Year	42,437	16,469
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	4,438	3,073
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	2,265	3,064
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,747	797
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,215	2,518
Total LHFI	96,388	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	43,286	51,849
Term Loans by Origination Year, Before Latest Fiscal Year	42,072	16,204
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	4,438	3,024
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	2,265	3,059
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,728	797
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,179	2,404
Total LHFI	95,968	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	306	265
Term Loans by Origination Year, Two Years Before Latest Fiscal Year		49
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		5
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	19
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	27	14
Total LHFI	352	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	59
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	9	93
Total LHFI	68	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	15,758	21,197
Term Loans by Origination Year, Before Latest Fiscal Year	9,021	11,206
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	5,649	6,235
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	5,324	6,026
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	4,487	3,632
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	8,921	8,285
Financing Receivable, Revolving Loans	395,860	351,133
Total LHFI	445,020	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	15,589	21,166
Term Loans by Origination Year, Before Latest Fiscal Year	8,922	11,098
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	5,635	6,119
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	5,245	5,903
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	4,473	3,291
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	8,101	7,853
Financing Receivable, Revolving Loans	391,803	347,743
Total LHFI	439,768	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	81	5
Term Loans by Origination Year, Before Latest Fiscal Year	77	34
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	10	87
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	57	114
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	6
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	333	145
Financing Receivable, Revolving Loans	1,256	1,214
Total LHFI	1,820	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, Before Latest Fiscal Year		4
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	37	13
Financing Receivable, Revolving Loans	256	91
Total LHFI	293	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	22	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	22	9
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	8	341
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	450	274
Financing Receivable, Revolving Loans	2,545	2,085
Total LHFI	3,139	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	91
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		8
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	6	60
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	107	170
Total LHFI	204	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	91
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		8
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	6	60
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	107	170
Total LHFI	204	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	21
Term Loans by Origination Year, Four Years Before Latest Fiscal Year		2
Total LHFI	21	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	21
Term Loans by Origination Year, Four Years Before Latest Fiscal Year		2
Total LHFI	21	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	862,177	623,343
Term Loans by Origination Year, Before Latest Fiscal Year	577,601	236,821
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	211,781	139,417
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	114,381	109,582
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	86,465	57,877
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	177,722	293,270
Total LHFI	2,030,127	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	859,525	622,330
Term Loans by Origination Year, Before Latest Fiscal Year	571,302	233,951
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	207,478	137,500
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	112,197	107,345
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	84,201	56,374
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	169,410	285,919
Total LHFI	2,004,113	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	1,797	542
Term Loans by Origination Year, Before Latest Fiscal Year	3,525	494
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	1,318	333
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	313	10
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	542	369
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,665	714
Total LHFI	10,160	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		199
Term Loans by Origination Year, Before Latest Fiscal Year	918	501
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	136	165
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		122
Term Loans by Origination Year, Four Years Before Latest Fiscal Year		218
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	31	450
Total LHFI	1,085	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	855	272
Term Loans by Origination Year, Before Latest Fiscal Year	1,856	1,875
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	2,849	1,419
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,871	2,105
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,722	916
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	5,616	6,187
Total LHFI	$ 14,769	$ 12,774