Purchased Loans - Loan Portfolio by Risk-Rating Grades (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	$ 10,313,459	$ 10,020,914	$ 10,688,408
Commercial, financial, agricultural
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	1,445,607		2,249,287
Real estate – construction:
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	1,222,052		955,918
Real estate – 1-4 family mortgage:
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	2,840,979		2,686,061
Real estate – commercial mortgage:
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	4,577,864		4,549,027
Installment loans to individuals
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	137,115		$ 172,859
Purchased loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	974,569	1,009,903
Purchased loans | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	1,123
Three years prior	1,103	73,470
Four years prior	64,916	138,282
Prior	637,566	530,779
Revolving Loans	70,319	45,716
Revolving Loans Converted to Term	15,461	15,851
Loans, net of unearned income	789,365	805,221
Purchased loans | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	1,123
Three years prior	1,103	56,506
Four years prior	47,958	128,133
Prior	566,939	463,735
Revolving Loans	68,560	44,422
Revolving Loans Converted to Term	5,021	5,317
Loans, net of unearned income	689,581	699,236
Purchased loans | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	16,616
Four years prior	16,611	1,553
Prior	7,057	5,991
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	23,668	24,160
Purchased loans | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	348
Four years prior	347	8,596
Prior	63,570	61,053
Revolving Loans	1,759	1,294
Revolving Loans Converted to Term	10,440	10,534
Loans, net of unearned income	76,116	81,825
Purchased loans | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	202
Three years prior	200	22,208
Four years prior	19,187	29,740
Prior	123,494	105,499
Revolving Loans	40,974	45,644
Revolving Loans Converted to Term	1,349	1,389
Loans, net of unearned income	185,204	204,682
Purchased loans | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	202
Three years prior	200	22,084
Four years prior	19,074	29,130
Prior	118,341	100,894
Revolving Loans	40,389	45,241
Revolving Loans Converted to Term	1,216	1,245
Loans, net of unearned income	179,220	198,796
Purchased loans | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	124
Four years prior	113	610
Prior	5,153	4,605
Revolving Loans	585	403
Revolving Loans Converted to Term	133	144
Loans, net of unearned income	5,984	5,886
Purchased loans | Commercial, financial, agricultural
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	109,368	90,308
Purchased loans | Commercial, financial, agricultural | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	646
Three years prior	629	12,199
Four years prior	6,149	12,247
Prior	33,798	25,562
Revolving Loans	67,658	38,328
Revolving Loans Converted to Term	1,134	1,326
Loans, net of unearned income	109,368	90,308
Purchased loans | Commercial, financial, agricultural | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	646
Three years prior	629	11,612
Four years prior	5,569	8,918
Prior	25,590	18,877
Revolving Loans	66,049	37,555
Revolving Loans Converted to Term	740	899
Loans, net of unearned income	98,577	78,507
Purchased loans | Commercial, financial, agricultural | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	246
Four years prior	239	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	239	246
Purchased loans | Commercial, financial, agricultural | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	341
Four years prior	341	3,329
Prior	8,208	6,685
Revolving Loans	1,609	773
Revolving Loans Converted to Term	394	427
Loans, net of unearned income	10,552	11,555
Purchased loans | Commercial, financial, agricultural | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Commercial, financial, agricultural | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Commercial, financial, agricultural | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction:
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	5,124	4,994
Purchased loans | Real estate – construction: | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	601
Four years prior	575	0
Prior	4,549	4,393
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	5,124	4,994
Purchased loans | Real estate – construction: | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	1,259	1,287
Purchased loans | Real estate – construction: | Residential | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	601
Four years prior	575	0
Prior	684	686
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	1,259	1,287
Purchased loans | Real estate – construction: | Residential | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	601
Four years prior	575	0
Prior	684	686
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	1,259	1,287
Purchased loans | Real estate – construction: | Residential | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Residential | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Residential | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Residential | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Residential | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	3,865	3,707
Purchased loans | Real estate – construction: | Commercial | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	3,865	3,707
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	3,865	3,707
Purchased loans | Real estate – construction: | Commercial | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	3,865	3,707
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	3,865	3,707
Purchased loans | Real estate – construction: | Commercial | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Commercial | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Commercial | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Commercial | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – construction: | Commercial | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – 1-4 family mortgage:
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	196,392	215,773
Purchased loans | Real estate – 1-4 family mortgage: | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	152
Three years prior	152	10,151
Four years prior	9,106	2,781
Prior	32,889	32,841
Revolving Loans	903	1,476
Revolving Loans Converted to Term	191	201
Loans, net of unearned income	43,241	47,602
Purchased loans | Real estate – 1-4 family mortgage: | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	202
Three years prior	200	1,480
Four years prior	1,079	19,988
Prior	110,964	101,060
Revolving Loans	39,583	44,086
Revolving Loans Converted to Term	1,325	1,355
Loans, net of unearned income	153,151	168,171
Purchased loans | Real estate – 1-4 family mortgage: | Primary
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	122,063	134,070
Purchased loans | Real estate – 1-4 family mortgage: | Primary | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	34
Three years prior	35	2,485
Four years prior	2,317	1,367
Prior	12,126	12,336
Revolving Loans	158	161
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	14,636	16,383
Purchased loans | Real estate – 1-4 family mortgage: | Primary | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	34
Three years prior	35	2,485
Four years prior	2,317	1,367
Prior	9,148	9,408
Revolving Loans	158	161
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	11,658	13,455
Purchased loans | Real estate – 1-4 family mortgage: | Primary | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	56	59
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	56	59
Purchased loans | Real estate – 1-4 family mortgage: | Primary | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	2,922	2,869
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	2,922	2,869
Purchased loans | Real estate – 1-4 family mortgage: | Primary | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	202
Three years prior	200	938
Four years prior	538	17,505
Prior	106,613	98,961
Revolving Loans	0	0
Revolving Loans Converted to Term	76	81
Loans, net of unearned income	107,427	117,687
Purchased loans | Real estate – 1-4 family mortgage: | Primary | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	202
Three years prior	200	829
Four years prior	429	16,902
Prior	101,584	94,607
Revolving Loans	0	0
Revolving Loans Converted to Term	76	81
Loans, net of unearned income	102,289	112,621
Purchased loans | Real estate – 1-4 family mortgage: | Primary | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	109
Four years prior	109	603
Prior	5,029	4,354
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	5,138	5,066
Purchased loans | Real estate – 1-4 family mortgage: | Home equity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	46,239	51,496
Purchased loans | Real estate – 1-4 family mortgage: | Home equity | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	38	42
Revolving Loans	590	1,087
Revolving Loans Converted to Term	191	201
Loans, net of unearned income	819	1,330
Purchased loans | Real estate – 1-4 family mortgage: | Home equity | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	38	42
Revolving Loans	590	717
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	628	759
Purchased loans | Real estate – 1-4 family mortgage: | Home equity | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – 1-4 family mortgage: | Home equity | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	370
Revolving Loans Converted to Term	191	201
Loans, net of unearned income	191	571
Purchased loans | Real estate – 1-4 family mortgage: | Home equity | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	542
Four years prior	541	2,441
Prior	4,047	1,823
Revolving Loans	39,583	44,086
Revolving Loans Converted to Term	1,249	1,274
Loans, net of unearned income	45,420	50,166
Purchased loans | Real estate – 1-4 family mortgage: | Home equity | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	542
Four years prior	541	2,441
Prior	3,994	1,769
Revolving Loans	39,011	43,700
Revolving Loans Converted to Term	1,120	1,141
Loans, net of unearned income	44,666	49,593
Purchased loans | Real estate – 1-4 family mortgage: | Home equity | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	53	54
Revolving Loans	572	386
Revolving Loans Converted to Term	129	133
Loans, net of unearned income	754	573
Purchased loans | Real estate – 1-4 family mortgage: | Rental/investment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	18,694	20,229
Purchased loans | Real estate – 1-4 family mortgage: | Rental/investment | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	118
Three years prior	117	804
Four years prior	314	1,273
Prior	18,108	17,806
Revolving Loans	155	228
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	18,694	20,229
Purchased loans | Real estate – 1-4 family mortgage: | Rental/investment | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	118
Three years prior	117	804
Four years prior	314	1,273
Prior	17,367	17,035
Revolving Loans	5	77
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	17,803	19,307
Purchased loans | Real estate – 1-4 family mortgage: | Rental/investment | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	38
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	38
Purchased loans | Real estate – 1-4 family mortgage: | Rental/investment | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	741	733
Revolving Loans	150	151
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	891	884
Purchased loans | Real estate – 1-4 family mortgage: | Rental/investment | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – 1-4 family mortgage: | Rental/investment | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – 1-4 family mortgage: | Rental/investment | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – 1-4 family mortgage: | Land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	9,396	9,978
Purchased loans | Real estate – 1-4 family mortgage: | Land development | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	6,862
Four years prior	6,475	141
Prior	2,617	2,657
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	9,092	9,660
Purchased loans | Real estate – 1-4 family mortgage: | Land development | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	6,862
Four years prior	6,475	111
Prior	1,285	1,249
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	7,760	8,222
Purchased loans | Real estate – 1-4 family mortgage: | Land development | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – 1-4 family mortgage: | Land development | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	30
Prior	1,332	1,408
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	1,332	1,438
Purchased loans | Real estate – 1-4 family mortgage: | Land development | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	42
Prior	304	276
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	304	318
Purchased loans | Real estate – 1-4 family mortgage: | Land development | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	42
Prior	304	276
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	304	318
Purchased loans | Real estate – 1-4 family mortgage: | Land development | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – commercial mortgage:
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	632,324	663,053
Purchased loans | Real estate – commercial mortgage: | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	325
Three years prior	322	50,519
Four years prior	49,086	123,254
Prior	566,330	467,983
Revolving Loans	1,758	5,912
Revolving Loans Converted to Term	14,136	14,324
Loans, net of unearned income	631,632	662,317
Purchased loans | Real estate – commercial mortgage: | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	147
Four years prior	145	31
Prior	547	558
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	692	736
Purchased loans | Real estate – commercial mortgage: | Land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	15,942	18,344
Purchased loans | Real estate – commercial mortgage: | Land development | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	1,288
Four years prior	404	1,894
Prior	14,260	13,792
Revolving Loans	586	634
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	15,250	17,608
Purchased loans | Real estate – commercial mortgage: | Land development | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	1,288
Four years prior	404	1,894
Prior	8,446	7,904
Revolving Loans	586	634
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	9,436	11,720
Purchased loans | Real estate – commercial mortgage: | Land development | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	5,083	5,141
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	5,083	5,141
Purchased loans | Real estate – commercial mortgage: | Land development | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	731	747
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	731	747
Purchased loans | Real estate – commercial mortgage: | Land development | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	147
Four years prior	145	31
Prior	547	558
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	692	736
Purchased loans | Real estate – commercial mortgage: | Land development | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	147
Four years prior	145	31
Prior	547	558
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	692	736
Purchased loans | Real estate – commercial mortgage: | Land development | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – commercial mortgage: | Owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	220,247	234,132
Purchased loans | Real estate – commercial mortgage: | Owner-occupied | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	13,344
Four years prior	13,054	17,621
Prior	206,267	200,111
Revolving Loans	926	3,056
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	220,247	234,132
Purchased loans | Real estate – commercial mortgage: | Owner-occupied | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	13,344
Four years prior	13,054	13,888
Prior	189,182	182,779
Revolving Loans	926	3,056
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	203,162	213,067
Purchased loans | Real estate – commercial mortgage: | Owner-occupied | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	1,553
Prior	1,918	394
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	1,918	1,947
Purchased loans | Real estate – commercial mortgage: | Owner-occupied | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	2,180
Prior	15,167	16,938
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	15,167	19,118
Purchased loans | Real estate – commercial mortgage: | Owner-occupied | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – commercial mortgage: | Owner-occupied | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – commercial mortgage: | Owner-occupied | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – commercial mortgage: | Non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	396,135	410,577
Purchased loans | Real estate – commercial mortgage: | Non-owner occupied | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	325
Three years prior	322	35,887
Four years prior	35,628	103,739
Prior	345,803	254,080
Revolving Loans	246	2,222
Revolving Loans Converted to Term	14,136	14,324
Loans, net of unearned income	396,135	410,577
Purchased loans | Real estate – commercial mortgage: | Non-owner occupied | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	325
Three years prior	322	19,510
Four years prior	19,250	100,682
Prior	311,334	222,048
Revolving Loans	246	2,222
Revolving Loans Converted to Term	4,281	4,418
Loans, net of unearned income	335,433	349,205
Purchased loans | Real estate – commercial mortgage: | Non-owner occupied | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	16,370
Four years prior	16,372	0
Prior	0	359
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	16,372	16,729
Purchased loans | Real estate – commercial mortgage: | Non-owner occupied | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	7
Four years prior	6	3,057
Prior	34,469	31,673
Revolving Loans	0	0
Revolving Loans Converted to Term	9,855	9,906
Loans, net of unearned income	44,330	44,643
Purchased loans | Real estate – commercial mortgage: | Non-owner occupied | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – commercial mortgage: | Non-owner occupied | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Real estate – commercial mortgage: | Non-owner occupied | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Installment loans to individuals
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of unearned income	31,361	35,775
Purchased loans | Installment loans to individuals | Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Installment loans to individuals | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Installment loans to individuals | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Installment loans to individuals | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	0
Four years prior	0	0
Prior	0	0
Revolving Loans	0	0
Revolving Loans Converted to Term	0	0
Loans, net of unearned income	0	0
Purchased loans | Installment loans to individuals | Not Subject to Credit Risk Assessment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	20,581
Four years prior	17,963	9,721
Prior	11,983	3,881
Revolving Loans	1,391	1,558
Revolving Loans Converted to Term	24	34
Loans, net of unearned income	31,361	35,775
Purchased loans | Installment loans to individuals | Not Subject to Credit Risk Assessment | Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	20,566
Four years prior	17,959	9,714
Prior	11,912	3,684
Revolving Loans	1,378	1,541
Revolving Loans Converted to Term	20	23
Loans, net of unearned income	31,269	35,528
Purchased loans | Installment loans to individuals | Not Subject to Credit Risk Assessment | Non-Performing Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current year	0	0
Prior year	0	0
Two years prior	0	0
Three years prior	0	15
Four years prior	4	7
Prior	71	197
Revolving Loans	13	17
Revolving Loans Converted to Term	4	11
Loans, net of unearned income	$ 92	$ 247