LHFI and ACL, LHFI - Summary of Amortized Cost Basis of Loans by Credit Quality Indicator (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	$ 2,052,615	$ 4,259,096
Term Loans by Origination Year, Before Latest Fiscal Year	3,816,685	2,453,559
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	2,242,971	1,652,970
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,422,706	824,439
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	713,139	354,522
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,171,423	1,110,471
Financing Receivable, Revolving Loans	1,390,720	1,548,982
Total LHFI	12,810,259	12,204,039
Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	21,807	29,005
Commercial and Industrial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	1,828,924	1,821,259
Commercial and Industrial Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	1,040	8,974
State and Other Political Subdivision Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	1,056,569	1,223,863
State and Other Political Subdivision Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI		0
Other Commercial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	468,108	471,930
Other Commercial Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI		24
Consumer Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	165,556	170,230
Consumer Loans [Member] | Past Due 90 Days or More [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	480	279
Loans Secured by Real Estate [Member] | Construction, Land Development and Other Land [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	655,381	690,616
Loans Secured by Real Estate [Member] | Other Secured by 1-4 Family Residential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	603,818	590,790
Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	1,218,499	742,538
Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	3,569,671	3,278,830
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	1,155	794
Other Loans Secured by Real Estate [Member] | Other Construction [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	953,945	1,028,926
Other Loans Secured by Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Total LHFI	2,289,788	2,185,057
Commercial LHFI [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	1,699,186	3,152,466
Term Loans by Origination Year, Before Latest Fiscal Year	2,810,134	1,817,851
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	1,670,298	1,430,035
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,222,095	703,273
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	602,007	265,157
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	863,313	828,918
Financing Receivable, Revolving Loans	918,054	1,081,499
Total LHFI	9,785,087	9,279,199
Commercial LHFI [Member] | Commercial and Industrial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	415,852	681,061
Term Loans by Origination Year, Before Latest Fiscal Year	541,174	271,860
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	190,013	134,724
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	86,529	45,310
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	34,954	14,374
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	46,499	69,078
Financing Receivable, Revolving Loans	513,903	604,852
Total LHFI	1,828,924	1,821,259
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	410,007	673,848
Term Loans by Origination Year, Before Latest Fiscal Year	529,180	261,962
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	181,582	120,123
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	74,467	44,994
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	34,800	14,265
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	46,348	69,078
Financing Receivable, Revolving Loans	489,700	577,749
Total LHFI	1,766,084	1,762,019
Commercial LHFI [Member] | Commercial and Industrial Loans [Member] | Special Mention - RR 7 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Before Latest Fiscal Year	7,048
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	128	12,421
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	7
Financing Receivable, Revolving Loans	1,963	6,454
Total LHFI	9,146	18,875
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	5,842	6,973
Term Loans by Origination Year, Before Latest Fiscal Year	4,862	9,845
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	8,265	2,170
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	12,055	312
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	154	74
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	88
Financing Receivable, Revolving Loans	22,238	20,625
Total LHFI	53,504	39,999
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	3	240
Term Loans by Origination Year, Before Latest Fiscal Year	84	53
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	38	10
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		4
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	63
Financing Receivable, Revolving Loans	2	24
Total LHFI	190	366
Commercial LHFI [Member] | State and Other Political Subdivision Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	74,824	393,345
Term Loans by Origination Year, Before Latest Fiscal Year	261,922	223,302
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	182,951	123,350
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	106,513	39,031
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	34,148	18,876
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	390,838	424,288
Financing Receivable, Revolving Loans	5,373	1,671
Total LHFI	1,056,569	1,223,863
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	74,824	393,345
Term Loans by Origination Year, Before Latest Fiscal Year	261,922	223,302
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	182,951	123,350
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	106,513	39,031
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	34,148	18,876
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	390,838	421,588
Financing Receivable, Revolving Loans	5,373	1,671
Total LHFI	1,056,569	1,221,163
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
Total LHFI		2,700
Commercial LHFI [Member] | Other Commercial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	143,003	93,394
Term Loans by Origination Year, Before Latest Fiscal Year	39,390	40,104
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	28,968	28,239
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	22,720	37,607
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	33,492	6,440
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	10,688	11,963
Financing Receivable, Revolving Loans	189,847	254,183
Total LHFI	468,108	471,930
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	142,805	88,763
Term Loans by Origination Year, Before Latest Fiscal Year	35,989	40,006
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	28,920	28,239
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	22,720	37,607
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	33,492	6,424
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	9,638	10,829
Financing Receivable, Revolving Loans	179,719	244,882
Total LHFI	453,283	456,750
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
Financing Receivable, Revolving Loans	20
Total LHFI	20	879
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	106	3,728
Term Loans by Origination Year, Before Latest Fiscal Year	3,401	98
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	48
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	1,050	1,134
Financing Receivable, Revolving Loans	10,108	9,301
Total LHFI	14,713	14,277
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	92	24
Total LHFI	92	24
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	293,425	363,970
Term Loans by Origination Year, Before Latest Fiscal Year	138,825	119,926
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	51,342	29,632
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	16,270	4,820
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	2,219	1,016
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,231	2,406
Financing Receivable, Revolving Loans	58,294	64,997
Total LHFI	562,606	586,767
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	293,087	363,824
Term Loans by Origination Year, Before Latest Fiscal Year	138,233	119,727
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	51,342	29,632
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	16,250	3,405
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	2,219	1,016
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,166	2,364
Financing Receivable, Revolving Loans	58,294	64,953
Total LHFI	561,591	584,921
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	338	146
Term Loans by Origination Year, Before Latest Fiscal Year	592	199
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	20	1,415
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	23
Financing Receivable, Revolving Loans		44
Total LHFI	973	1,804
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	28,818	42,726
Term Loans by Origination Year, Before Latest Fiscal Year	33,064	33,441
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	27,976	17,307
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	14,894	9,429
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	8,355	7,018
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	4,536	3,155
Financing Receivable, Revolving Loans	9,275	12,209
Total LHFI	126,918	125,285
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	28,114	41,996
Term Loans by Origination Year, Before Latest Fiscal Year	32,346	33,346
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	27,894	17,215
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	14,821	9,341
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	8,273	6,798
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	4,298	2,870
Financing Receivable, Revolving Loans	9,176	12,209
Total LHFI	124,922	123,775
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
Term Loans by Origination Year, Before Latest Fiscal Year	28	64
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	53	17
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	12
Total LHFI	93	110
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	704	686
Term Loans by Origination Year, Before Latest Fiscal Year	681	31
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	29	75
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	61	88
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	82	220
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	238	285
Financing Receivable, Revolving Loans	99
Total LHFI	1,894	1,385
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
Term Loans by Origination Year, Before Latest Fiscal Year	9
Total LHFI	9	15
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	102,846	293,081
Term Loans by Origination Year, Before Latest Fiscal Year	368,812	156,386
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	361,897	143,423
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	269,160	107,827
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	92,251	11,302
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	11,758	17,694
Financing Receivable, Revolving Loans	11,631	12,642
Total LHFI	1,218,355	742,355
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	102,678	293,051
Term Loans by Origination Year, Before Latest Fiscal Year	353,814	156,386
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	361,897	143,114
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	268,866	107,827
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	56,340	11,297
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	11,711	17,626
Financing Receivable, Revolving Loans	11,631	12,516
Total LHFI	1,166,937	741,817
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, Current Fiscal Year	126
Term Loans by Origination Year, Before Latest Fiscal Year	14,867
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	35,911
Total LHFI	50,904
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
Term Loans by Origination Year, Before Latest Fiscal Year	131
Term Loans by Origination Year, Two Years Before Latest Fiscal Year		309
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	294
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	47	68
Financing Receivable, Revolving Loans		126
Total LHFI	472	538
Commercial LHFI [Member] | Loans Secured by Real Estate [Member] | Other Real Estate Secured [Member] | Doubtful - RR 9 [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	42
Total LHFI	42
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	465,301	911,908
Term Loans by Origination Year, Before Latest Fiscal Year	897,403	658,308
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	646,557	612,972
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	637,368	458,416
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	396,588	206,131
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	396,763	300,334
Financing Receivable, Revolving Loans	129,682	130,745
Total LHFI	3,569,662	3,278,814
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	441,919	889,556
Term Loans by Origination Year, Before Latest Fiscal Year	880,761	657,242
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	599,643	603,515
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	626,109	457,163
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	387,867	205,425
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	387,001	281,828
Financing Receivable, Revolving Loans	129,632	130,052
Total LHFI	3,452,932	3,224,781
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	13,235	10,284
Term Loans by Origination Year, Before Latest Fiscal Year	14,930
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	25,000
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,147	271
Total LHFI	54,312	10,555
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	10,123	12,034
Term Loans by Origination Year, Before Latest Fiscal Year	1,712	1,066
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	21,914	9,457
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	10,112	905
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	8,661	706
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	9,748	18,488
Financing Receivable, Revolving Loans	50	693
Total LHFI	62,320	43,349
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	24	34
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		77
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	60
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	14	18
Total LHFI	98	129
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	175,117	372,981
Term Loans by Origination Year, Before Latest Fiscal Year	529,544	314,524
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	180,594	340,388
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	68,641	833
Financing Receivable, Revolving Loans	49	200
Total LHFI	953,945	1,028,926
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	175,054	372,981
Term Loans by Origination Year, Before Latest Fiscal Year	529,544	306,904
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	180,594	340,388
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	68,641	833
Financing Receivable, Revolving Loans	49	200
Total LHFI	953,882	1,021,306
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	63
Term Loans by Origination Year, Before Latest Fiscal Year		7,620
Total LHFI	63	7,620
Consumer LHFI [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	353,429	1,106,630
Term Loans by Origination Year, Before Latest Fiscal Year	1,006,551	635,708
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	572,673	222,935
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	200,611	121,166
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	111,132	89,365
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	308,110	281,553
Financing Receivable, Revolving Loans	472,666	467,483
Total LHFI	3,025,172	2,924,840
Consumer LHFI [Member] | Consumer Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	50,771	72,396
Term Loans by Origination Year, Before Latest Fiscal Year	40,446	26,062
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	13,446	9,699
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	3,530	2,535
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,230	1,542
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	479	305
Financing Receivable, Revolving Loans	55,654	57,691
Total LHFI	165,556	170,230
Consumer LHFI [Member] | Consumer Loans [Member] | Current [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	50,059	70,858
Term Loans by Origination Year, Before Latest Fiscal Year	39,900	25,771
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	13,199	9,514
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	3,511	2,509
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,217	1,513
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	471	295
Financing Receivable, Revolving Loans	54,101	56,508
Total LHFI	162,458	166,968
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	683	1,431
Term Loans by Origination Year, Before Latest Fiscal Year	394	238
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	156	159
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1	8
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	13	23
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	8	10
Financing Receivable, Revolving Loans	1,109	946
Total LHFI	2,364	2,815
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	29	28
Term Loans by Origination Year, Before Latest Fiscal Year	39	12
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	1	7
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	2	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
Financing Receivable, Revolving Loans	409	216
Total LHFI	480	266
Consumer LHFI [Member] | Consumer Loans [Member] | Nonaccrual [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year		79
Term Loans by Origination Year, Before Latest Fiscal Year	113	41
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	90	19
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	16	17
Term Loans by Origination Year, Four Years Before Latest Fiscal Year		4
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year
Financing Receivable, Revolving Loans	35	21
Total LHFI	254	181
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	37,611	62,049
Term Loans by Origination Year, Before Latest Fiscal Year	42,513	33,075
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	7,316	3,304
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,754	1,795
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,209	1,694
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,206	1,932
Financing Receivable, Revolving Loans	166
Total LHFI	92,775	103,849
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	37,611	62,049
Term Loans by Origination Year, Before Latest Fiscal Year	42,200	32,867
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	7,116	3,304
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	1,754	1,759
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1,176	1,679
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	2,185	1,915
Financing Receivable, Revolving Loans	166
Total LHFI	92,208	103,573
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	313	150
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		36
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	33	15
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	17	9
Total LHFI	363	210
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, Before Latest Fiscal Year		58
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	200
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	4	8
Total LHFI	204	66
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	20,518	25,509
Term Loans by Origination Year, Before Latest Fiscal Year	13,937	8,042
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	6,023	5,408
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	4,623	5,049
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	4,917	3,713
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	10,036	7,992
Financing Receivable, Revolving Loans	416,846	409,792
Total LHFI	476,900	465,505
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	20,453	25,402
Term Loans by Origination Year, Before Latest Fiscal Year	13,762	7,983
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	5,905	5,389
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	4,603	4,894
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	4,438	3,701
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	8,965	7,252
Financing Receivable, Revolving Loans	406,021	403,123
Total LHFI	464,147	457,744
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	6	19
Term Loans by Origination Year, Before Latest Fiscal Year	41	35
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	58	15
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	10	134
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	44	5
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	522	286
Financing Receivable, Revolving Loans	5,880	3,197
Total LHFI	6,561	3,691
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	6
Term Loans by Origination Year, Three Years Before Latest Fiscal Year		1
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	67
Financing Receivable, Revolving Loans	654	452
Total LHFI	727	453
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	59	88
Term Loans by Origination Year, Before Latest Fiscal Year	128	24
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	60	4
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	10	20
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	435	7
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	482	454
Financing Receivable, Revolving Loans	4,291	3,020
Total LHFI	5,465	3,617
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, Two Years Before Latest Fiscal Year		89
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	81
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	63	89
Total LHFI	144	183
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, Two Years Before Latest Fiscal Year		89
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	81
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	63	89
Total LHFI	144	183
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, Before Latest Fiscal Year		16
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	9
Total LHFI	9	16
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, Before Latest Fiscal Year		16
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	9
Total LHFI	9	16
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	244,529	946,676
Term Loans by Origination Year, Before Latest Fiscal Year	909,655	568,513
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	545,879	204,435
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	190,623	111,787
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	103,776	82,411
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	295,326	271,235
Total LHFI	2,289,788	2,185,057
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	242,667	939,511
Term Loans by Origination Year, Before Latest Fiscal Year	886,235	559,804
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	529,310	198,769
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	183,816	109,466
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	101,283	80,249
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	284,715	262,196
Total LHFI	2,228,026	2,149,995
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	1,458	3,967
Term Loans by Origination Year, Before Latest Fiscal Year	12,375	3,752
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	6,151	2,119
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	2,270	425
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	297
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1,996	1,906
Total LHFI	24,547	12,169
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	246	835
Term Loans by Origination Year, Before Latest Fiscal Year	1,169	777
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	938	272
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	139
Term Loans by Origination Year, Four Years Before Latest Fiscal Year		134
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	65	1,100
Total LHFI	2,557	3,118
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	158	2,363
Term Loans by Origination Year, Before Latest Fiscal Year	9,876	4,180
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	9,480	3,275
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	4,398	1,896
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	2,196	2,028
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	8,550	6,033
Total LHFI	34,658	$ 19,775
Current Period Gross Charge-offs [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	4,479
Term Loans by Origination Year, Before Latest Fiscal Year	5,067
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	1,073
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	297
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	352
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	356
Financing Receivable, Revolving Loans	1,641
Total LHFI	13,265
Consumer Borrower Gross Charge-offs [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	4,390
Term Loans by Origination Year, Before Latest Fiscal Year	1,090
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	307
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	133
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	11
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	110
Financing Receivable, Revolving Loans	1,634
Total LHFI	7,675
Consumer Borrower Gross Charge-offs [Member] | Consumer Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	4,389
Term Loans by Origination Year, Before Latest Fiscal Year	434
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	146
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	41
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	1
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	1
Financing Receivable, Revolving Loans	1,553
Total LHFI	6,565
Consumer Borrower Gross Charge-offs [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, Before Latest Fiscal Year	94
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	5
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	10
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	17
Financing Receivable, Revolving Loans	81
Total LHFI	207
Consumer Borrower Gross Charge-offs [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	1
Term Loans by Origination Year, Before Latest Fiscal Year	562
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	156
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	92
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	92
Total LHFI	903
Commercial Borrower Gross Charge-offs [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	89
Term Loans by Origination Year, Before Latest Fiscal Year	3,977
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	766
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	164
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	341
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	246
Financing Receivable, Revolving Loans	7
Total LHFI	5,590
Commercial Borrower Gross Charge-offs [Member] | Commercial and Industrial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Current Fiscal Year	28
Term Loans by Origination Year, Before Latest Fiscal Year	536
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	651
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	138
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	94
Term Loans by Origination Year, Five or More Years Before Latest Fiscal Year	108
Financing Receivable, Revolving Loans	7
Total LHFI	1,562
Commercial Borrower Gross Charge-offs [Member] | Other Commercial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Before Latest Fiscal Year	6
Term Loans by Origination Year, Three Years Before Latest Fiscal Year	26
Total LHFI	32
Commercial Borrower Gross Charge-offs [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, Before Latest Fiscal Year	4
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	10
Term Loans by Origination Year, Four Years Before Latest Fiscal Year	228
Total LHFI	242
Commercial Borrower Gross Charge-offs [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, Two Years Before Latest Fiscal Year	23
Total LHFI	23
Commercial Borrower Gross Charge-offs [Member] | Loans Secured by Real Estate [Member] | Secured by Nonfarm, Nonresidential Properties [Member]
Financing Receivable Recorded Investment [Line Items]
Term Loans by Origination Year, Before Latest Fiscal Year	39
Term Loans by Origination Year, Two Years Before Latest Fiscal Year	82
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	138
Total LHFI	278
Commercial Borrower Gross Charge-offs [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	61
Term Loans by Origination Year, Before Latest Fiscal Year	3,392
Total LHFI	$ 3,453