XML 51 R41.htm IDEA: XBRL DOCUMENT
v3.22.2

ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY - Risk category of loans by loan segment and origination (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | $ 436,566 | $ 839,292
Year Two | 731,164 | 719,840
Year Three | 629,387 | 414,127
Year Four | 358,960 | 207,202
Year Five | 166,578 | 217,546
Prior | 342,169 | 266,255
Term Total | 2,664,824 | 2,664,262
Revolving | 1,759,875 | 1,623,579
Total | 4,424,699 | 4,287,841
Other commercial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 14,457 | 6,556
Year Two | 6,016 | 21,111
Year Three | 19,786 | 3,243
Year Four | 702 | 1,273
Year Five | 1,136 | 8,592
Prior | 17,241 | 11,258
Term Total | 59,338 | 52,033
Revolving | 33,533 | 21,145
Total | 92,871 | 73,178
Working capital lines of credit loans | Commercial and industrial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 3,699
Year Two | 2,962 | 830
Year Three | 1,922 | 3,395
Year Four | 2,730 | 0
Year Five | 0 | 0
Prior | 0 | 0
Term Total | 7,614 | 7,924
Revolving | 719,264 | 645,003
Total | 726,878 | 652,927
Non-working capital loans | Commercial and industrial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 140,924 | 208,363
Year Two | 169,467 | 147,863
Year Three | 119,023 | 81,630
Year Four | 64,145 | 42,975
Year Five | 23,114 | 27,358
Prior | 32,952 | 20,355
Term Total | 549,625 | 528,544
Revolving | 253,054 | 207,115
Total | 802,679 | 735,659
Construction and land development loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 16,644 | 35,136
Year Two | 34,046 | 30,224
Year Three | 20,426 | 1,276
Year Four | 489 | 998
Year Five | 554 | 0
Prior | 0 | 0
Term Total | 72,159 | 67,634
Revolving | 344,051 | 310,396
Total | 416,210 | 378,030
Owner occupied loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 50,154 | 142,905
Year Two | 167,802 | 170,974
Year Three | 171,537 | 125,906
Year Four | 105,276 | 87,761
Year Five | 75,753 | 86,236
Prior | 125,254 | 95,398
Term Total | 695,776 | 709,180
Revolving | 30,153 | 29,611
Total | 725,929 | 738,791
Nonowner occupied loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 81,440 | 158,167
Year Two | 147,817 | 154,764
Year Three | 142,092 | 107,262
Year Four | 107,374 | 19,054
Year Five | 20,484 | 31,023
Prior | 79,173 | 73,407
Term Total | 578,380 | 543,677
Revolving | 56,731 | 44,362
Total | 635,111 | 588,039
Multifamily loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 23,992 | 84,678
Year Two | 25,916 | 53,195
Year Three | 37,559 | 36,575
Year Four | 36,109 | 12,286
Year Five | 11,805 | 36,826
Prior | 16,742 | 9,793
Term Total | 152,123 | 233,353
Revolving | 21,528 | 13,434
Total | 173,651 | 246,787
Loans secured by farmland | Agri-business and agricultural loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 22,631 | 47,739
Year Two | 45,319 | 39,020
Year Three | 33,190 | 18,552
Year Four | 13,588 | 10,469
Year Five | 8,832 | 10,634
Prior | 21,568 | 17,196
Term Total | 145,128 | 143,610
Revolving | 49,098 | 62,692
Total | 194,226 | 206,302
Loans for agricultural production | Agri-business and agricultural loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 1,599 | 36,686
Year Two | 31,162 | 34,497
Year Three | 31,038 | 5,395
Year Four | 5,021 | 11,072
Year Five | 9,790 | 1,331
Prior | 4,998 | 4,178
Term Total | 83,608 | 93,159
Revolving | 110,135 | 146,414
Total | 193,743 | 239,573
Closed end first mortgage loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 33,797 | 59,724
Year Two | 59,783 | 43,911
Year Three | 35,523 | 14,560
Year Four | 12,032 | 11,120
Year Five | 8,454 | 10,677
Prior | 37,170 | 30,816
Term Total | 186,759 | 170,808
Revolving | 3,964 | 5,487
Total | 190,723 | 176,295
Open end and junior lien loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 34,616 | 22,624
Year Two | 17,223 | 6,003
Year Three | 4,336 | 6,146
Year Four | 4,581 | 4,212
Year Five | 2,435 | 1,653
Prior | 2,789 | 1,526
Term Total | 65,980 | 42,164
Revolving | 108,199 | 115,695
Total | 174,179 | 157,859
Residential construction loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 3,332 | 7,926
Year Two | 3,972 | 1,537
Year Three | 1,018 | 960
Year Four | 307 | 138
Year Five | 134 | 171
Prior | 1,255 | 1,125
Term Total | 10,018 | 11,857
Revolving | 0 | 0
Total | 10,018 | 11,857
Other consumer loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 12,980 | 25,089
Year Two | 19,679 | 15,911
Year Three | 11,937 | 9,227
Year Four | 6,606 | 5,844
Year Five | 4,087 | 3,045
Prior | 3,027 | 1,203
Term Total | 58,316 | 60,319
Revolving | 30,165 | 22,225
Total | 88,481 | 82,544
Pass | Other commercial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 14,457 | 6,556
Year Two | 6,016 | 21,111
Year Three | 19,786 | 3,243
Year Four | 702 | 1,273
Year Five | 1,136 | 8,592
Prior | 13,741 | 7,460
Term Total | 55,838 | 48,235
Revolving | 33,533 | 21,145
Total | 89,371 | 69,380
Pass | PPP |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 5,200 | 26,200
Pass | Working capital lines of credit loans | Commercial and industrial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 3,699
Year Two | 2,962 | 830
Year Three | 1,922 | 3,360
Year Four | 2,730 | 0
Year Five | 0 | 0
Prior | 0 | 0
Term Total | 7,614 | 7,889
Revolving | 646,517 | 558,634
Total | 654,131 | 566,523
Pass | Non-working capital loans | Commercial and industrial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 138,644 | 185,374
Year Two | 149,019 | 139,157
Year Three | 111,258 | 79,477
Year Four | 62,632 | 38,899
Year Five | 20,117 | 19,415
Prior | 24,563 | 18,489
Term Total | 506,233 | 480,811
Revolving | 249,976 | 203,794
Total | 756,209 | 684,605
Pass | Construction and land development loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 16,284 | 35,136
Year Two | 34,046 | 30,224
Year Three | 20,426 | 1,276
Year Four | 489 | 998
Year Five | 554 | 0
Prior | 0 | 0
Term Total | 71,799 | 67,634
Revolving | 344,051 | 310,396
Total | 415,850 | 378,030
Pass | Owner occupied loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 50,037 | 135,861
Year Two | 161,126 | 169,404
Year Three | 170,041 | 124,117
Year Four | 103,797 | 85,070
Year Five | 74,503 | 78,155
Prior | 116,093 | 93,925
Term Total | 675,597 | 686,532
Revolving | 30,153 | 29,611
Total | 705,750 | 716,143
Pass | Nonowner occupied loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 81,440 | 146,342
Year Two | 136,381 | 154,433
Year Three | 142,092 | 107,262
Year Four | 107,374 | 19,054
Year Five | 20,484 | 31,023
Prior | 79,173 | 59,154
Term Total | 566,944 | 517,268
Revolving | 56,731 | 44,362
Total | 623,675 | 561,630
Pass | Multifamily loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 1,915 | 84,678
Year Two | 25,916 | 53,195
Year Three | 37,559 | 36,575
Year Four | 36,109 | 12,286
Year Five | 11,805 | 14,574
Prior | 16,742 | 9,793
Term Total | 130,046 | 211,101
Revolving | 21,528 | 13,434
Total | 151,574 | 224,535
Pass | Loans secured by farmland | Agri-business and agricultural loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 22,371 | 47,532
Year Two | 45,319 | 37,035
Year Three | 31,514 | 16,249
Year Four | 11,720 | 10,469
Year Five | 8,832 | 10,454
Prior | 21,224 | 17,021
Term Total | 140,980 | 138,760
Revolving | 48,216 | 61,774
Total | 189,196 | 200,534
Pass | Loans for agricultural production | Agri-business and agricultural loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 1,599 | 36,238
Year Two | 30,747 | 25,855
Year Three | 23,772 | 4,224
Year Four | 4,025 | 11,072
Year Five | 9,790 | 1,331
Prior | 4,998 | 4,178
Term Total | 74,931 | 82,898
Revolving | 105,093 | 138,142
Total | 180,024 | 221,040
Pass | Closed end first mortgage loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 5,661 | 14,635
Year Two | 13,358 | 16,173
Year Three | 13,878 | 5,312
Year Four | 5,111 | 5,903
Year Five | 5,344 | 3,049
Prior | 4,204 | 3,221
Term Total | 47,556 | 48,293
Revolving | 3,964 | 5,005
Total | 51,520 | 53,298
Pass | Open end and junior lien loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 679
Year Two | 646 | 379
Year Three | 368 | 159
Year Four | 80 | 313
Year Five | 102 | 0
Prior | 0 | 0
Term Total | 1,196 | 1,530
Revolving | 4,767 | 5,074
Total | 5,963 | 6,604
Pass | Other consumer loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 616 | 3,401
Year Two | 2,192 | 957
Year Three | 513 | 1,523
Year Four | 1,111 | 0
Year Five | 0 | 1,155
Prior | 1,036 | 0
Term Total | 5,468 | 7,036
Revolving | 20,011 | 12,998
Total | 25,479 | 20,034
Special Mention | Other commercial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 0
Year Two | 0 | 0
Year Three | 0 | 0
Year Four | 0 | 0
Year Five | 0 | 0
Prior | 3,500 | 3,798
Term Total | 3,500 | 3,798
Revolving | 0 | 0
Total | 3,500 | 3,798
Special Mention | Working capital lines of credit loans | Commercial and industrial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 0
Year Two | 0 | 0
Year Three | 0 | 0
Year Four | 0 | 0
Year Five | 0 | 0
Prior | 0 | 0
Term Total | 0 | 0
Revolving | 57,015 | 60,441
Total | 57,015 | 60,441
Special Mention | Non-working capital loans | Commercial and industrial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 121 | 17,728
Year Two | 16,041 | 0
Year Three | 0 | 225
Year Four | 188 | 979
Year Five | 602 | 2,350
Prior | 3,510 | 1,426
Term Total | 20,462 | 22,708
Revolving | 146 | 0
Total | 20,608 | 22,708
Special Mention | Construction and land development loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 360 |
Year Two | 0 |
Year Three | 0 |
Year Four | 0 |
Year Five | 0 |
Prior | 0 |
Term Total | 360 |
Revolving | 0 |
Total | 360 |
Special Mention | Owner occupied loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 117 | 6,555
Year Two | 6,221 | 0
Year Three | 0 | 880
Year Four | 850 | 933
Year Five | 89 | 7,387
Prior | 8,927 | 1,235
Term Total | 16,204 | 16,990
Revolving | 0 | 0
Total | 16,204 | 16,990
Special Mention | Nonowner occupied loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 11,825
Year Two | 11,436 | 331
Year Three | 0 | 0
Year Four | 0 | 0
Year Five | 0 | 0
Prior | 0 | 14,253
Term Total | 11,436 | 26,409
Revolving | 0 | 0
Total | 11,436 | 26,409
Special Mention | Multifamily loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 22,077 | 0
Year Two | 0 | 0
Year Three | 0 | 0
Year Four | 0 | 0
Year Five | 0 | 22,252
Prior | 0 | 0
Term Total | 22,077 | 22,252
Revolving | 0 | 0
Total | 22,077 | 22,252
Special Mention | Loans secured by farmland | Agri-business and agricultural loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 260 | 0
Year Two | 0 | 1,985
Year Three | 1,676 | 2,303
Year Four | 1,868 | 0
Year Five | 0 | 180
Prior | 200 | 30
Term Total | 4,004 | 4,498
Revolving | 882 | 918
Total | 4,886 | 5,416
Special Mention | Loans for agricultural production | Agri-business and agricultural loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 448
Year Two | 415 | 8,642
Year Three | 7,266 | 1,171
Year Four | 996 | 0
Year Five | 0 | 0
Prior | 0 | 0
Term Total | 8,677 | 10,261
Revolving | 5,042 | 8,272
Total | 13,719 | 18,533
Special Mention | Closed end first mortgage loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One |  | 0
Year Two |  | 0
Year Three |  | 0
Year Four |  | 0
Year Five |  | 0
Prior |  | 1,274
Term Total |  | 1,274
Revolving |  | 0
Total |  | 1,274
Substandard | Working capital lines of credit loans | Commercial and industrial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 0
Year Two | 0 | 0
Year Three | 0 | 35
Year Four | 0 | 0
Year Five | 0 | 0
Prior | 0 | 0
Term Total | 0 | 35
Revolving | 15,732 | 25,928
Total | 15,732 | 25,963
Substandard | Non-working capital loans | Commercial and industrial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 681 | 2,996
Year Two | 2,501 | 6,948
Year Three | 6,291 | 1,091
Year Four | 744 | 2,534
Year Five | 2,103 | 5,465
Prior | 4,823 | 426
Term Total | 17,143 | 19,460
Revolving | 2,932 | 3,321
Total | 20,075 | 22,781
Substandard | Owner occupied loans | Commercial Real Estate and Multifamily Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 489
Year Two | 455 | 1,570
Year Three | 1,496 | 909
Year Four | 629 | 1,758
Year Five | 1,161 | 694
Prior | 234 | 238
Term Total | 3,975 | 5,658
Revolving | 0 | 0
Total | 3,975 | 5,658
Substandard | Loans secured by farmland | Agri-business and agricultural loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 207
Year Two | 0 | 0
Year Three | 0 | 0
Year Four | 0 | 0
Year Five | 0 | 0
Prior | 144 | 145
Term Total | 144 | 352
Revolving | 0 | 0
Total | 144 | 352
Substandard | Closed end first mortgage loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 |
Year Two | 0 |
Year Three | 0 |
Year Four | 0 |
Year Five | 87 |
Prior | 1,893 |
Term Total | 1,980 |
Revolving | 0 |
Total | 1,980 |
Substandard | Open end and junior lien loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 0
Year Two | 0 | 0
Year Three | 0 | 0
Year Four | 0 | 0
Year Five | 48 | 0
Prior | 2 | 0
Term Total | 50 | 0
Revolving | 61 | 98
Total | 111 | 98
Substandard | Other consumer loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 0 | 36
Year Two | 0 | 23
Year Three | 0 | 230
Year Four | 215 | 0
Year Five | 0 | 0
Prior | 0 | 0
Term Total | 215 | 289
Revolving | 41 | 0
Total | 256 | 289
Not Rated | Non-working capital loans | Commercial and industrial loans: |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 1,478 | 2,265
Year Two | 1,906 | 1,758
Year Three | 1,474 | 837
Year Four | 581 | 563
Year Five | 292 | 128
Prior | 56 | 14
Term Total | 5,787 | 5,565
Revolving | 0 | 0
Total | 5,787 | 5,565
Not Rated | Closed end first mortgage loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 28,136 | 45,089
Year Two | 46,425 | 27,738
Year Three | 21,645 | 9,248
Year Four | 6,921 | 5,217
Year Five | 3,023 | 7,628
Prior | 31,073 | 26,321
Term Total | 137,223 | 121,241
Revolving | 0 | 482
Total | 137,223 | 121,723
Not Rated | Open end and junior lien loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 34,616 | 21,945
Year Two | 16,577 | 5,624
Year Three | 3,968 | 5,987
Year Four | 4,501 | 3,899
Year Five | 2,285 | 1,653
Prior | 2,787 | 1,526
Term Total | 64,734 | 40,634
Revolving | 103,371 | 110,523
Total | 168,105 | 151,157
Not Rated | Residential construction loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 3,332 | 7,926
Year Two | 3,972 | 1,537
Year Three | 1,018 | 960
Year Four | 307 | 138
Year Five | 134 | 171
Prior | 1,255 | 1,125
Term Total | 10,018 | 11,857
Revolving | 0 | 0
Total | 10,018 | 11,857
Not Rated | Other consumer loans | Consumer 1-4 Family Mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year One | 12,364 | 21,652
Year Two | 17,487 | 14,931
Year Three | 11,424 | 7,474
Year Four | 5,280 | 5,844
Year Five | 4,087 | 1,890
Prior | 1,991 | 1,203
Term Total | 52,633 | 52,994
Revolving | 10,113 | 9,227
Total | $ 62,746 | $ 62,221

X
- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of financing receivable that can be withdrawn, repaid, and redrawn. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolving
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of revolving financing receivable converted to term loan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6A -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120270059-210447 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated in current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest of financing receivable originated in fiscal year prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=lkfn_OtherCommercialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_LineOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=lkfn_TotalCommercialAndIndustrialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_NonWorkingCapitalLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_OwnerOccupiedLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_NonownerOccupiedLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_MultifamilyLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_LoansSecuredByFarmlandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=lkfn_AgriBusinessAndAgriculturalLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_LoansForAgriculturalProductionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_FirstMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_SecondMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=lkfn_OtherConsumerLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=lkfn_PayCheckProtectionProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_NonperformingFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |