Loans, Allowance for Credit Losses, and Asset Quality Information (Schedule of Activity in Allowance for Loan Losses for Loans) (Details) - USD ($) $ in Thousands |
3 Months Ended |
9 Months Ended |
12 Months Ended |
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
Dec. 31, 2020 |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
$ 65,022
|
$ 42,342
|
$ 52,388
|
$ 21,398
|
$ 21,398
|
Charge-offs |
(1,105)
|
(668)
|
(5,553)
|
(6,441)
|
(8,502)
|
Recoveries |
1,111
|
1,432
|
3,618
|
3,261
|
4,453
|
Provisions/(Reversals) |
(1,400)
|
6,120
|
(1,400)
|
31,008
|
35,039
|
Ending balance |
63,628
|
49,226
|
63,628
|
49,226
|
52,388
|
Ending balances: Allowance for loan losses |
|
|
|
|
|
Individually evaluated for impairment |
|
4,314
|
|
4,314
|
6,551
|
Collectively evaluated for impairment |
|
44,751
|
|
44,751
|
45,699
|
Purchased credit impaired |
|
161
|
|
161
|
138
|
Loans receivable: |
|
|
|
|
|
Loans, gross |
4,873,230
|
4,819,175
|
4,873,230
|
4,819,175
|
4,735,013
|
Unamortized net deferred loan fees |
(3,389)
|
(5,439)
|
(3,389)
|
(5,439)
|
(3,698)
|
Total loans |
4,869,841
|
4,813,736
|
4,869,841
|
4,813,736
|
4,731,315
|
Ending balances: Loans |
|
|
|
|
|
Individually evaluated for impairment |
|
34,179
|
|
34,179
|
36,281
|
Collectively evaluated for impairment |
|
4,775,380
|
|
4,775,380
|
4,690,141
|
Purchased credit impaired |
|
9,616
|
|
9,616
|
8,591
|
Cumulative Effect, Period Of Adoption, Adjustment |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
|
|
14,575
|
|
|
Ending balance |
|
|
|
|
14,575
|
Commercial, financial, and agricultural |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
14,809
|
5,989
|
11,316
|
4,553
|
4,553
|
Charge-offs |
(899)
|
(325)
|
(2,887)
|
(4,256)
|
(5,608)
|
Recoveries |
398
|
126
|
1,065
|
603
|
745
|
Provisions/(Reversals) |
(808)
|
2,986
|
939
|
7,876
|
11,626
|
Ending balance |
13,500
|
8,776
|
13,500
|
8,776
|
11,316
|
Ending balances: Allowance for loan losses |
|
|
|
|
|
Individually evaluated for impairment |
|
1,814
|
|
1,814
|
3,546
|
Collectively evaluated for impairment |
|
6,921
|
|
6,921
|
7,742
|
Purchased credit impaired |
|
41
|
|
41
|
28
|
Loans receivable: |
|
|
|
|
|
Loans, gross |
612,554
|
804,831
|
612,554
|
804,831
|
782,549
|
Ending balances: Loans |
|
|
|
|
|
Individually evaluated for impairment |
|
7,001
|
|
7,001
|
7,700
|
Collectively evaluated for impairment |
|
797,654
|
|
797,654
|
774,712
|
Purchased credit impaired |
|
176
|
|
176
|
137
|
Commercial, financial, and agricultural | Cumulative Effect, Period Of Adoption, Adjustment |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
|
|
3,067
|
|
|
Ending balance |
|
|
|
|
3,067
|
Real estate, commercial | Real estate – construction, land development & other land loans |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
10,104
|
5,677
|
5,355
|
1,976
|
1,976
|
Charge-offs |
0
|
(6)
|
(66)
|
(51)
|
(51)
|
Recoveries |
98
|
213
|
784
|
856
|
1,552
|
Provisions/(Reversals) |
2,187
|
388
|
176
|
3,491
|
1,878
|
Ending balance |
12,389
|
6,272
|
12,389
|
6,272
|
5,355
|
Ending balances: Allowance for loan losses |
|
|
|
|
|
Individually evaluated for impairment |
|
56
|
|
56
|
30
|
Collectively evaluated for impairment |
|
6,216
|
|
6,216
|
5,325
|
Purchased credit impaired |
|
0
|
|
0
|
0
|
Loans receivable: |
|
|
|
|
|
Loans, gross |
588,103
|
653,120
|
588,103
|
653,120
|
570,672
|
Ending balances: Loans |
|
|
|
|
|
Individually evaluated for impairment |
|
853
|
|
853
|
677
|
Collectively evaluated for impairment |
|
652,117
|
|
652,117
|
569,845
|
Purchased credit impaired |
|
150
|
|
150
|
150
|
Real estate, commercial | Real estate – construction, land development & other land loans | Cumulative Effect, Period Of Adoption, Adjustment |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
|
|
6,140
|
|
|
Ending balance |
|
|
|
|
6,140
|
Real estate, commercial | Real estate – mortgage – commercial and other |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
25,358
|
18,755
|
23,603
|
8,938
|
8,938
|
Charge-offs |
(4)
|
0
|
(1,838)
|
(545)
|
(968)
|
Recoveries |
79
|
482
|
419
|
584
|
621
|
Provisions/(Reversals) |
(1,336)
|
2,369
|
2,170
|
12,629
|
15,012
|
Ending balance |
24,097
|
21,606
|
24,097
|
21,606
|
23,603
|
Ending balances: Allowance for loan losses |
|
|
|
|
|
Individually evaluated for impairment |
|
1,624
|
|
1,624
|
2,175
|
Collectively evaluated for impairment |
|
19,982
|
|
19,982
|
21,428
|
Purchased credit impaired |
|
0
|
|
0
|
0
|
Loans receivable: |
|
|
|
|
|
Loans, gross |
2,423,341
|
1,983,622
|
2,423,341
|
1,983,622
|
2,049,203
|
Ending balances: Loans |
|
|
|
|
|
Individually evaluated for impairment |
|
16,349
|
|
16,349
|
18,582
|
Collectively evaluated for impairment |
|
1,963,303
|
|
1,963,303
|
2,026,682
|
Purchased credit impaired |
|
3,970
|
|
3,970
|
3,939
|
Real estate, commercial | Real estate – mortgage – commercial and other | Cumulative Effect, Period Of Adoption, Adjustment |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
|
|
(257)
|
|
|
Ending balance |
|
|
|
|
(257)
|
Real estate, mortgage | Real estate – mortgage – residential (1-4 family) first mortgages |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
8,651
|
8,339
|
8,048
|
3,832
|
3,832
|
Charge-offs |
(24)
|
(4)
|
(138)
|
(478)
|
(478)
|
Recoveries |
176
|
279
|
499
|
594
|
754
|
Provisions/(Reversals) |
(1,032)
|
82
|
(3,222)
|
4,748
|
3,940
|
Ending balance |
7,771
|
8,696
|
7,771
|
8,696
|
8,048
|
Ending balances: Allowance for loan losses |
|
|
|
|
|
Individually evaluated for impairment |
|
820
|
|
820
|
800
|
Collectively evaluated for impairment |
|
7,760
|
|
7,760
|
7,141
|
Purchased credit impaired |
|
116
|
|
116
|
107
|
Loans receivable: |
|
|
|
|
|
Loans, gross |
914,266
|
1,017,087
|
914,266
|
1,017,087
|
972,378
|
Ending balances: Loans |
|
|
|
|
|
Individually evaluated for impairment |
|
9,657
|
|
9,657
|
9,303
|
Collectively evaluated for impairment |
|
1,002,254
|
|
1,002,254
|
958,848
|
Purchased credit impaired |
|
5,176
|
|
5,176
|
4,227
|
Real estate, mortgage | Real estate – mortgage – residential (1-4 family) first mortgages | Cumulative Effect, Period Of Adoption, Adjustment |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
|
|
2,584
|
|
|
Ending balance |
|
|
|
|
2,584
|
Real estate, mortgage | Real estate – mortgage – home equity loans / lines of credit |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
3,737
|
2,359
|
2,375
|
1,127
|
1,127
|
Charge-offs |
0
|
(23)
|
(139)
|
(404)
|
(524)
|
Recoveries |
311
|
207
|
540
|
373
|
487
|
Provisions/(Reversals) |
(546)
|
(83)
|
(1,854)
|
1,364
|
1,285
|
Ending balance |
3,502
|
2,460
|
3,502
|
2,460
|
2,375
|
Ending balances: Allowance for loan losses |
|
|
|
|
|
Individually evaluated for impairment |
|
0
|
|
0
|
0
|
Collectively evaluated for impairment |
|
2,460
|
|
2,460
|
2,375
|
Purchased credit impaired |
|
0
|
|
0
|
0
|
Loans receivable: |
|
|
|
|
|
Loans, gross |
281,219
|
310,326
|
281,219
|
310,326
|
306,256
|
Ending balances: Loans |
|
|
|
|
|
Individually evaluated for impairment |
|
319
|
|
319
|
15
|
Collectively evaluated for impairment |
|
309,911
|
|
309,911
|
306,141
|
Purchased credit impaired |
|
96
|
|
96
|
100
|
Real estate, mortgage | Real estate – mortgage – home equity loans / lines of credit | Cumulative Effect, Period Of Adoption, Adjustment |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
|
|
2,580
|
|
|
Ending balance |
|
|
|
|
2,580
|
Consumer loans |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
2,363
|
1,223
|
1,478
|
972
|
972
|
Charge-offs |
(178)
|
(310)
|
(485)
|
(707)
|
(873)
|
Recoveries |
49
|
125
|
311
|
251
|
294
|
Provisions/(Reversals) |
135
|
308
|
391
|
830
|
1,085
|
Ending balance |
2,369
|
1,346
|
2,369
|
1,346
|
1,478
|
Ending balances: Allowance for loan losses |
|
|
|
|
|
Individually evaluated for impairment |
|
0
|
|
0
|
0
|
Collectively evaluated for impairment |
|
1,342
|
|
1,342
|
1,475
|
Purchased credit impaired |
|
4
|
|
4
|
3
|
Loans receivable: |
|
|
|
|
|
Loans, gross |
53,747
|
50,189
|
53,747
|
50,189
|
53,955
|
Ending balances: Loans |
|
|
|
|
|
Individually evaluated for impairment |
|
0
|
|
0
|
4
|
Collectively evaluated for impairment |
|
50,141
|
|
50,141
|
53,913
|
Purchased credit impaired |
|
48
|
|
48
|
38
|
Consumer loans | Cumulative Effect, Period Of Adoption, Adjustment |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
|
|
674
|
|
|
Ending balance |
|
|
|
|
674
|
Unallocated |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
0
|
0
|
213
|
0
|
0
|
Charge-offs |
0
|
0
|
0
|
0
|
0
|
Recoveries |
0
|
0
|
0
|
0
|
0
|
Provisions/(Reversals) |
0
|
70
|
0
|
70
|
213
|
Ending balance |
$ 0
|
70
|
0
|
70
|
213
|
Ending balances: Allowance for loan losses |
|
|
|
|
|
Individually evaluated for impairment |
|
0
|
|
0
|
0
|
Collectively evaluated for impairment |
|
70
|
|
70
|
213
|
Purchased credit impaired |
|
0
|
|
0
|
0
|
Loans receivable: |
|
|
|
|
|
Loans, gross |
|
0
|
|
0
|
0
|
Ending balances: Loans |
|
|
|
|
|
Individually evaluated for impairment |
|
0
|
|
0
|
0
|
Collectively evaluated for impairment |
|
0
|
|
0
|
0
|
Purchased credit impaired |
|
$ 0
|
|
$ 0
|
0
|
Unallocated | Cumulative Effect, Period Of Adoption, Adjustment |
|
|
|
|
|
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |
|
|
|
|
|
Beginning balance |
|
|
$ (213)
|
|
|
Ending balance |
|
|
|
|
$ (213)
|