XML 51 R40.htm IDEA: XBRL DOCUMENT
v3.21.1

ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY - Risk category of loans by loan segment and origination (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | $ 297,725 |
2020 | 1,170,352 |
2019 | 547,871 |
2018 | 411,470 |
2017 | 293,444 |
Prior | 418,144 |
Term Total | 3,139,006 |
Revolving | 1,335,625 |
Total ending loans balance | 4,474,631 | $ 4,649,156
Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 3,997,245
Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 251,891
Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 34,264
Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 0
Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 365,756
Other consumer loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 5,676 |
2020 | 28,156 |
2019 | 13,405 |
2018 | 10,166 |
2017 | 5,460 |
Prior | 2,004 |
Term Total | 64,867 |
Revolving | 33,968 |
Total ending loans balance | 98,835 |
Other consumer loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 253 |
2020 | 6,503 |
2019 | 1,687 |
2018 | 0 |
2017 | 1,395 |
Prior | 0 |
Term Total | 9,838 |
Revolving | 24,887 |
Total ending loans balance | 34,725 |
Other consumer loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 253 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 253 |
Revolving | 0 |
Total ending loans balance | 253 |
Other consumer loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 |
Other consumer loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 |
Other consumer loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 5,423 |
2020 | 21,653 |
2019 | 11,465 |
2018 | 10,166 |
2017 | 4,065 |
Prior | 2,004 |
Term Total | 54,776 |
Revolving | 9,081 |
Total ending loans balance | 63,857 |
Commercial and industrial loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 1,784,926
Commercial and industrial loans | Working capital lines of credit loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 1,699 |
2020 | 7,903 |
2019 | 15,754 |
2018 | 2,351 |
2017 | 1,341 |
Prior | 677 |
Term Total | 29,725 |
Revolving | 544,971 |
Total ending loans balance | 574,696 | 626,099
Commercial and industrial loans | Working capital lines of credit loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 1,699 |
2020 | 7,903 |
2019 | 15,719 |
2018 | 2,351 |
2017 | 1,168 |
Prior | 642 |
Term Total | 29,482 |
Revolving | 469,298 |
Total ending loans balance | 498,780 | 535,071
Commercial and industrial loans | Working capital lines of credit loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 59,011 |
Total ending loans balance | 59,011 | 81,095
Commercial and industrial loans | Working capital lines of credit loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 35 |
2018 | 0 |
2017 | 173 |
Prior | 35 |
Term Total | 243 |
Revolving | 16,662 |
Total ending loans balance | 16,905 | 9,718
Commercial and industrial loans | Working capital lines of credit loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial and industrial loans | Working capital lines of credit loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 215
Commercial and industrial loans | Non-working capital loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 168,541 |
2020 | 462,787 |
2019 | 119,112 |
2018 | 109,851 |
2017 | 45,752 |
Prior | 30,931 |
Term Total | 936,974 |
Revolving | 156,497 |
Total ending loans balance | 1,093,471 | 1,158,827
Commercial and industrial loans | Non-working capital loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 163,261 |
2020 | 448,279 |
2019 | 115,200 |
2018 | 100,782 |
2017 | 37,144 |
Prior | 28,151 |
Term Total | 892,817 |
Revolving | 150,459 |
Total ending loans balance | 1,043,276 | 1,111,989
Commercial and industrial loans | Non-working capital loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 4,424 |
2020 | 5,394 |
2019 | 1,468 |
2018 | 3,302 |
2017 | 3,609 |
Prior | 1,635 |
Term Total | 19,832 |
Revolving | 2,896 |
Total ending loans balance | 22,728 | 26,523
Commercial and industrial loans | Non-working capital loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 6,754 |
2019 | 1,340 |
2018 | 4,684 |
2017 | 4,642 |
Prior | 1,076 |
Term Total | 18,496 |
Revolving | 3,142 |
Total ending loans balance | 21,638 | 14,820
Commercial and industrial loans | Non-working capital loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial and industrial loans | Non-working capital loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 856 |
2020 | 2,360 |
2019 | 1,104 |
2018 | 1,083 |
2017 | 357 |
Prior | 69 |
Term Total | 5,829 |
Revolving | 0 |
Total ending loans balance | 5,829 | 5,495
Commercial real estate and multi-family residential loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 1,892,572
Commercial real estate and multi-family residential loans | Construction and land development loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 4,739 |
2020 | 36,704 |
2019 | 12,586 |
2018 | 57,515 |
2017 | 1,639 |
Prior | 17,070 |
Term Total | 130,253 |
Revolving | 239,380 |
Total ending loans balance | 369,633 | 361,664
Commercial real estate and multi-family residential loans | Construction and land development loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 4,739 |
2020 | 36,704 |
2019 | 12,586 |
2018 | 57,515 |
2017 | 1,639 |
Prior | 17,070 |
Term Total | 130,253 |
Revolving | 239,380 |
Total ending loans balance | 369,633 | 361,664
Commercial real estate and multi-family residential loans | Construction and land development loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Construction and land development loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Construction and land development loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Construction and land development loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Owner occupied loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 46,376 |
2020 | 183,063 |
2019 | 75,505 |
2018 | 89,309 |
2017 | 111,042 |
Prior | 119,609 |
Term Total | 624,904 |
Revolving | 44,030 |
Total ending loans balance | 668,934 | 647,574
Commercial real estate and multi-family residential loans | Owner occupied loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 44,701 |
2020 | 181,024 |
2019 | 72,230 |
2018 | 85,797 |
2017 | 86,522 |
Prior | 116,435 |
Term Total | 586,709 |
Revolving | 44,030 |
Total ending loans balance | 630,739 | 608,845
Commercial real estate and multi-family residential loans | Owner occupied loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 1,675 |
2020 | 0 |
2019 | 2,183 |
2018 | 1,401 |
2017 | 23,062 |
Prior | 2,242 |
Term Total | 30,563 |
Revolving | 0 |
Total ending loans balance | 30,563 | 31,355
Commercial real estate and multi-family residential loans | Owner occupied loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 2,039 |
2019 | 1,092 |
2018 | 2,111 |
2017 | 1,458 |
Prior | 932 |
Term Total | 7,632 |
Revolving | 0 |
Total ending loans balance | 7,632 | 7,374
Commercial real estate and multi-family residential loans | Owner occupied loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Owner occupied loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Nonowner Occupied Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 26,222 |
2020 | 168,765 |
2019 | 159,073 |
2018 | 48,498 |
2017 | 43,415 |
Prior | 122,585 |
Term Total | 568,558 |
Revolving | 36,478 |
Total ending loans balance | 605,036 | 579,050
Commercial real estate and multi-family residential loans | Nonowner Occupied Loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 26,222 |
2020 | 168,765 |
2019 | 158,407 |
2018 | 45,092 |
2017 | 43,415 |
Prior | 95,478 |
Term Total | 537,379 |
Revolving | 36,478 |
Total ending loans balance | 573,857 | 547,790
Commercial real estate and multi-family residential loans | Nonowner Occupied Loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 666 |
2018 | 3,406 |
2017 | 0 |
Prior | 27,107 |
Term Total | 31,179 |
Revolving | 0 |
Total ending loans balance | 31,179 | 31,260
Commercial real estate and multi-family residential loans | Nonowner Occupied Loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Nonowner Occupied Loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Nonowner Occupied Loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Multifamily Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 13,224 |
2020 | 109,440 |
2019 | 79,629 |
2018 | 14,830 |
2017 | 39,494 |
Prior | 30,423 |
Term Total | 287,040 |
Revolving | 13,956 |
Total ending loans balance | 300,996 | 304,284
Commercial real estate and multi-family residential loans | Multifamily Loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 13,224 |
2020 | 109,440 |
2019 | 79,629 |
2018 | 14,830 |
2017 | 17,242 |
Prior | 30,423 |
Term Total | 264,788 |
Revolving | 13,956 |
Total ending loans balance | 278,744 | 282,031
Commercial real estate and multi-family residential loans | Multifamily Loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 22,252 |
Prior | 0 |
Term Total | 22,252 |
Revolving | 0 |
Total ending loans balance | 22,252 | 22,253
Commercial real estate and multi-family residential loans | Multifamily Loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Multifamily Loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Commercial real estate and multi-family residential loans | Multifamily Loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Agri-business and agricultural loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 429,662
Agri-business and agricultural loans | Loans Secured By Farmland |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 16,709 |
2020 | 34,254 |
2019 | 24,018 |
2018 | 16,563 |
2017 | 11,633 |
Prior | 27,786 |
Term Total | 130,963 |
Revolving | 23,823 |
Total ending loans balance | 154,786 | 195,363
Agri-business and agricultural loans | Loans Secured By Farmland | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 16,709 |
2020 | 31,945 |
2019 | 21,644 |
2018 | 15,817 |
2017 | 11,433 |
Prior | 25,434 |
Term Total | 122,982 |
Revolving | 21,195 |
Total ending loans balance | 144,177 | 183,983
Agri-business and agricultural loans | Loans Secured By Farmland | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 2,089 |
2019 | 2,374 |
2018 | 746 |
2017 | 200 |
Prior | 1,924 |
Term Total | 7,333 |
Revolving | 2,628 |
Total ending loans balance | 9,961 | 10,728
Agri-business and agricultural loans | Loans Secured By Farmland | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 220 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 428 |
Term Total | 648 |
Revolving | 0 |
Total ending loans balance | 648 | 652
Agri-business and agricultural loans | Loans Secured By Farmland | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Agri-business and agricultural loans | Loans Secured By Farmland | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Agri-business and agricultural loans | Loans For Agricultural Production |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 2,089 |
2020 | 43,703 |
2019 | 11,056 |
2018 | 31,090 |
2017 | 1,913 |
Prior | 8,467 |
Term Total | 98,318 |
Revolving | 94,094 |
Total ending loans balance | 192,412 | 234,299
Agri-business and agricultural loans | Loans For Agricultural Production | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 1,594 |
2020 | 33,549 |
2019 | 5,474 |
2018 | 12,302 |
2017 | 1,851 |
Prior | 8,448 |
Term Total | 63,218 |
Revolving | 82,152 |
Total ending loans balance | 145,370 | 185,875
Agri-business and agricultural loans | Loans For Agricultural Production | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 495 |
2020 | 10,154 |
2019 | 5,582 |
2018 | 18,788 |
2017 | 62 |
Prior | 19 |
Term Total | 35,100 |
Revolving | 11,942 |
Total ending loans balance | 47,042 | 48,424
Agri-business and agricultural loans | Loans For Agricultural Production | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Agri-business and agricultural loans | Loans For Agricultural Production | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Agri-business and agricultural loans | Loans For Agricultural Production | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Other Commercial |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 93,912
Consumer 1-4 family loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 344,699
Consumer 1-4 family loans | Closed end first mortgage loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 7,726 |
2020 | 50,820 |
2019 | 21,413 |
2018 | 20,207 |
2017 | 17,185 |
Prior | 40,541 |
Term Total | 157,892 |
Revolving | 3,348 |
Total ending loans balance | 161,240 | 167,501
Consumer 1-4 family loans | Closed end first mortgage loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 3,252 |
2020 | 18,893 |
2019 | 7,016 |
2018 | 7,339 |
2017 | 4,048 |
Prior | 6,407 |
Term Total | 46,955 |
Revolving | 2,717 |
Total ending loans balance | 49,672 | 40,682
Consumer 1-4 family loans | Closed end first mortgage loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Consumer 1-4 family loans | Closed end first mortgage loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 14 |
Prior | 1,481 |
Term Total | 1,495 |
Revolving | 0 |
Total ending loans balance | 1,495 | 1,695
Consumer 1-4 family loans | Closed end first mortgage loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Consumer 1-4 family loans | Closed end first mortgage loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 4,474 |
2020 | 31,927 |
2019 | 14,397 |
2018 | 12,868 |
2017 | 13,123 |
Prior | 32,653 |
Term Total | 109,442 |
Revolving | 631 |
Total ending loans balance | 110,073 | 125,124
Consumer 1-4 family loans | Open end and junior lien loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 1,666 |
2020 | 9,802 |
2019 | 9,456 |
2018 | 8,304 |
2017 | 4,119 |
Prior | 2,635 |
Term Total | 35,982 |
Revolving | 123,052 |
Total ending loans balance | 159,034 | 165,236
Consumer 1-4 family loans | Open end and junior lien loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 101 |
2020 | 494 |
2019 | 166 |
2018 | 404 |
2017 | 0 |
Prior | 32 |
Term Total | 1,197 |
Revolving | 10,305 |
Total ending loans balance | 11,502 | 8,424
Consumer 1-4 family loans | Open end and junior lien loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Consumer 1-4 family loans | Open end and junior lien loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 5
Consumer 1-4 family loans | Open end and junior lien loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Consumer 1-4 family loans | Open end and junior lien loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 1,565 |
2020 | 9,308 |
2019 | 9,290 |
2018 | 7,900 |
2017 | 4,119 |
Prior | 2,603 |
Term Total | 34,785 |
Revolving | 112,747 |
Total ending loans balance | 147,532 | 156,807
Consumer 1-4 family loans | Residential construction loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 2,139 |
2020 | 4,268 |
2019 | 1,098 |
2018 | 262 |
2017 | 202 |
Prior | 1,210 |
Term Total | 9,179 |
Revolving | 0 |
Total ending loans balance | 9,179 | 11,962
Consumer 1-4 family loans | Residential construction loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Consumer 1-4 family loans | Residential construction loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Consumer 1-4 family loans | Residential construction loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Consumer 1-4 family loans | Residential construction loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 | 0
Consumer 1-4 family loans | Residential construction loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 2,139 |
2020 | 4,268 |
2019 | 1,098 |
2018 | 262 |
2017 | 202 |
Prior | 1,210 |
Term Total | 9,179 |
Revolving | 0 |
Total ending loans balance | 9,179 | 11,962
Consumer 1-4 family loans | Other consumer loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 103,385
Other Consumer |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | 103,385
Unallocated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total ending loans balance |  | $ 0
Other commercial loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 919 |
2020 | 30,687 |
2019 | 5,766 |
2018 | 2,524 |
2017 | 10,249 |
Prior | 14,206 |
Term Total | 64,351 |
Revolving | 22,028 |
Total ending loans balance | 86,379 |
Other commercial loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 919 |
2020 | 30,687 |
2019 | 5,766 |
2018 | 2,524 |
2017 | 10,249 |
Prior | 14,206 |
Term Total | 64,351 |
Revolving | 22,028 |
Total ending loans balance | 86,379 |
Other commercial loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 |
Other commercial loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 |
Other commercial loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | 0 |
Other commercial loans | Not Rated |  |
Financing Receivable, Recorded Investment [Line Items] |  |
2021 | 0 |
2020 | 0 |
2019 | 0 |
2018 | 0 |
2017 | 0 |
Prior | 0 |
Term Total | 0 |
Revolving | 0 |
Total ending loans balance | $ 0 |

X
- Definition Amount of financing receivable originated more than five years prior to current fiscal year. + 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 http://asc.fasb.org/extlink&oid=121647567&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 http://asc.fasb.org/extlink&oid=121599337&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable originated four years prior to current fiscal year. + 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 http://asc.fasb.org/extlink&oid=121647567&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 http://asc.fasb.org/extlink&oid=121599337&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable originated in current fiscal year. + 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 http://asc.fasb.org/extlink&oid=121647567&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 http://asc.fasb.org/extlink&oid=121599337&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable originated in fiscal year prior to current fiscal year. + 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 http://asc.fasb.org/extlink&oid=121599337&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 http://asc.fasb.org/extlink&oid=121647567&loc=SL82922352-210448 + Details
Name: | us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable originated three years prior to current fiscal year. + 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 http://asc.fasb.org/extlink&oid=121647567&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 http://asc.fasb.org/extlink&oid=121599337&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable originated two years prior to current fiscal year. + 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 http://asc.fasb.org/extlink&oid=121647567&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 http://asc.fasb.org/extlink&oid=121599337&loc=SL82919232-210447 + Details
Name: | us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear
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
- Definition Amount 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 http://asc.fasb.org/extlink&oid=121599337&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 http://asc.fasb.org/extlink&oid=121647567&loc=SL82922352-210448 + Details
Name: | us-gaap_FinancingReceivableRevolving
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of revolving financing receivable converted to term loan. + 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 http://asc.fasb.org/extlink&oid=121647567&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 6A -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL120270059-210447 + Details
Name: | us-gaap_FinancingReceivableRevolvingConvertedToTermLoan
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5074-111524 + Details
Name: | us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
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_DoubtfulMember
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: |

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

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

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

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

X
- Details
Name: | lkfn_PortfolioSegmentAxis=lkfn_MultifamilyLoansMember
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: | lkfn_PortfolioSegmentAxis=lkfn_LoansSecuredByFarmlandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

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

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

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