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FAIR VALUE (Tables) | 3 Months Ended
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Mar. 31, 2021
FAIR VALUE |
Schedule of Assets Measured at Fair Value on a Recurring Basis | The table below presents the balances of assets measured at fair value on a recurring basis: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | March 31, 2021
​ |  | Fair Value Measurements Using | ​ | Assets
(dollars in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | at Fair Value
Assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Treasury securities | ​ | $ | 900 | ​ | $ | 0 | ​ | $ | 0 | ​ | $ | 900
U.S. government sponsored agency securities | ​ | ​ | 0 | ​ | ​ | 34,890 | ​ | ​ | 0 | ​ | ​ | 34,890
Mortgage-backed securities: residential | ​ |  | 0 | ​ | ​ | 347,332 | ​ | ​ | 0 | ​ | ​ | 347,332
Mortgage-backed securities: commercial | ​ |  | 0 | ​ | ​ | 35,918 | ​ | ​ | 0 | ​ | ​ | 35,918
State and municipal securities | ​ |  | 0 | ​ | ​ | 421,249 | ​ | ​ | 140 | ​ | ​ | 421,389
Total Securities | ​ |  | 900 | ​ | ​ | 839,389 | ​ | ​ | 140 | ​ | ​ | 840,429
Mortgage banking derivative | ​ |  | 0 | ​ | ​ | 1,217 | ​ | ​ | 0 | ​ | ​ | 1,217
Interest rate swap derivative | ​ | ​ | 0 | ​ | ​ | 18,194 | ​ | ​ | 0 | ​ | ​ | 18,194
Total assets | ​ | $ | 900 | ​ | $ | 858,800 | ​ | $ | 140 | ​ | $ | 859,840
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Liabilities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Mortgage banking derivative | ​ |  | 0 | ​ | ​ | 4 | ​ | ​ | 0 | ​ | ​ | 4
Interest rate swap derivative | ​ |  | 0 | ​ | ​ | 18,206 | ​ | ​ | 0 | ​ | ​ | 18,206
Total liabilities | ​ | $ | 0 | ​ | $ | 18,210 | ​ | $ | 0 | ​ | $ | 18,210
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, 2020
​ | ​ | Fair Value Measurements Using | ​ | Assets
(dollars in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | at Fair Value
Assets: |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
U.S. government sponsored agency securities | ​ | $ | 0 | ​ | $ | 36,487 | ​ | $ | 0 | ​ | $ | 36,487
Mortgage-backed securities: residential | ​ | ​ | 0 | ​ | ​ | 279,503 | ​ | ​ | 0 | ​ | ​ | 279,503
Mortgage-backed securities: commercial | ​ |  | 0 | ​ | ​ | 36,881 | ​ | ​ | 0 | ​ | ​ | 36,881
State and municipal securities | ​ |  | 0 | ​ | ​ | 381,834 | ​ | ​ | 140 | ​ | ​ | 381,974
Total Securities | ​ |  | 0 | ​ | ​ | 734,705 | ​ | ​ | 140 | ​ | ​ | 734,845
Mortgage banking derivative | ​ |  | 0 | ​ | ​ | 1,182 | ​ | ​ | 0 | ​ | ​ | 1,182
Interest rate swap derivative | ​ |  | 0 | ​ | ​ | 21,764 | ​ | ​ | 0 | ​ | ​ | 21,764
Total assets | ​ | $ | 0 | ​ | $ | 757,651 | ​ | $ | 140 | ​ | $ | 757,791
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Liabilities: | ​ |  | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Mortgage banking derivative | ​ |  | 0 | ​ | ​ | 111 | ​ | ​ | 0 | ​ | ​ | 111
Interest rate swap derivative | ​ |  | 0 | ​ | ​ | 21,794 | ​ | ​ | 0 | ​ | ​ | 21,794
Total liabilities | ​ | $ | 0 | ​ | $ | 21,905 | ​ | $ | 0 | ​ | $ | 21,905
​
Schedule of Assets Measured at Fair Value on a Nonrecurring Basis | The fair value of Level 3 available-for-sale securities was immaterial and thus did not require additional recurring fair value disclosure. The table below presents the balances of assets measured at fair value on a nonrecurring basis: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | March 31, 2021
​ | ​ | Fair Value Measurements Using | ​ | Assets
(dollars in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | at Fair Value
Assets | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Collateral dependent loans: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Commercial and industrial loans: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Working capital lines of credit loans | ​ | $ | 0 | ​ | $ | 0 | ​ | $ | 133 | ​ | $ | 133
Non-working capital loans | ​ |  | 0 | ​ | ​ | 0 | ​ | ​ | 4,331 | ​ | ​ | 4,331
Commercial real estate and multi-family residential loans: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Owner occupied loans | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | 710 | ​ | ​ | 710
Agri-business and agricultural loans: | ​ |  | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Loans secured by farmland | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | 43 | ​ | ​ | 43
Consumer 1‑4 family mortgage loans: | ​ |  | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Closed end first mortgage loans | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | 322 | ​ | ​ | 322
Total collateral dependent loans | ​ | $ | 0 | ​ | $ | 0 | ​ | $ | 5,539 | ​ | $ | 5,539
Other real estate owned | ​ |  | 0 | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | 0
Total assets | ​ | $ | 0 | ​ | $ | 0 | ​ | $ | 5,539 | ​ | $ | 5,539
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, 2020
​ | ​ | Fair Value Measurements Using | ​ | Assets
(dollars in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | at Fair Value
Assets |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Collateral dependent loans: |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Commercial and industrial loans: |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Working capital lines of credit loans | ​ | $ | 0 | ​ | $ | 0 | ​ | $ | 178 | ​ | $ | 178
Non-working capital loans | ​ |  | 0 | ​ | ​ | 0 | ​ | ​ | 4,904 | ​ | ​ | 4,904
Commercial real estate and multi-family residential loans: | ​ |  | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Owner occupied loans | ​ |  | 0 | ​ | ​ | 0 | ​ | ​ | 1,211 | ​ | ​ | 1,211
Agri-business and agricultural loans: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Loans secured by farmland | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | 61 | ​ | ​ | 61
Consumer 1‑4 family mortgage loans: | ​ |  | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Closed end first mortgage loans | ​ |  | 0 | ​ | ​ | 0 | ​ | ​ | 411 | ​ | ​ | 411
Total collateral dependent loans | ​ | $ | 0 | ​ | $ | 0 | ​ | $ | 6,765 | ​ | $ | 6,765
Other real estate owned | ​ |  | 0 | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | 0
Total assets | ​ | $ | 0 | ​ | $ | 0 | ​ | $ | 6,765 | ​ | $ | 6,765
​
Schedule of Fair Value Measured on Nonrecurring Basis Valuation Techniques | The following table presents the valuation methodology and unobservable inputs for Level 3 assets measured at fair value on a non-recurring basis at March 31, 2021: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(dollars in thousands) |  | Fair Value |  | Valuation Methodology |  | Unobservable Inputs |  | Average |  | Range of Inputs
Collateral dependent loans: |  | ​ |  |  |  |  |  |  |  |  |
Commercial and industrial | ​ | $ | 4,464 | ​ | Collateral based measurements | ​ | Discount to reflect current market conditions and ultimate collectability | ​ | 61 | % | 22%-100%
​ | ​ | ​ | ​ | ​ | ​ |  | ​ | ​ | ​ | ​ | ​
Collateral dependent loans: | ​ |  |  |  |  |  |  |  |  |  |
Commercial real estate | ​ |  | 710 |  | Collateral based measurements |  | Discount to reflect current market conditions and ultimate collectability |  | 67 | % | 25%-73%
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Collateral dependent loans: | ​ |  |  |  |  |  |  |  | ​ |  |
Agribusiness and agricultural | ​ |  | 43 |  | Collateral based measurements |  | Discount to reflect current market conditions and ultimate collectability |  | 70 | % | ​
​ | ​ | ​ | ​ | ​ | ​ |  | ​ | ​ | ​ | ​ | ​
Collateral dependent loans: | ​ |  |  |  |  |  |  |  |  |  |
Consumer 1-4 family mortgage | ​ |  | 322 |  | Collateral based measurements |  | Discount to reflect current market conditions and ultimate collectability |  | 9 | % | ​
​ The following table presents the valuation methodology and unobservable inputs for Level 3 assets measured at fair value on a non-recurring basis at December 31, 2020: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(dollars in thousands) |  | Fair Value |  | Valuation Methodology |  | Unobservable Inputs |  | Average |  | Range of Inputs
Collateral dependent loans: |  | ​ |  |  |  |  |  |  |  |  |
Commercial and industrial | ​ | $ | 5,082 |  | Collateral based measurements |  | Discount to reflect current market conditions and ultimate collectability |  | 55 | % | 16%-100%
​ | ​ | ​ | ​ | ​ | ​ |  | ​ | ​ | ​ | ​ | ​
Collateral dependent loans: | ​ |  |  |  |  |  |  |  |  |  |
Commercial real estate | ​ |  | 1,211 |  | Collateral based measurements |  | Discount to reflect current market conditions and ultimate collectability |  | 53 | % | 21%-74%
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Collateral dependent loans: | ​ |  |  |  |  |  |  |  |  |  |
Agribusiness and agricultural | ​ |  | 61 |  | Collateral based measurements |  | Discount to reflect current market conditions and ultimate collectability |  | 58 | % | ​
​ | ​ | ​ | ​ | ​ | ​ |  | ​ | ​ | ​ | ​ | ​
Collateral dependent loans: | ​ |  |  |  |  |  |  |  |  |  |
Consumer 1-4 family mortgage | ​ |  | 411 |  | Collateral based measurements |  | Discount to reflect current market conditions and ultimate collectability |  | 11 | % | 10%-15%
​ | ​ | ​ | ​ |  | ​ |  | ​ | ​ | ​ | ​ | ​
​ Collateral dependent loans had a gross carrying amount of $19.6 million, with a valuation allowance of $8.5 million at March 31, 2021. The change in the fair value of collateral dependent loans resulted in increases in the provision for credit losses of $815,000 during the three months ended March 31, 2021. At March 31, 2020, collateral dependent loans had a gross carrying amount of $17.4 million, with a valuation allowance of $7.4 million. The change in the fair value of collateral dependent loans resulted in increases in the provision for credit losses of $142,000 during the three months ended March 31, 2020.
Schedule of Fair Values and the Related Carrying Values of Financial Instruments | The following table contains the estimated fair values and the related carrying values of the Company’s financial instruments. Items which are not financial instruments are not included. ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | March 31, 2021
​ |  | Carrying |  | Estimated Fair Value
(dollars in thousands) |  | Value |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Financial Assets: | ​ | ​ |  | ​ | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Cash and cash equivalents | ​ | $ | 501,945 | ​ | $ | 499,989 | ​ | $ | 1,956 | ​ | $ | 0 | ​ | $ | 501,945
Securities available-for-sale | ​ | ​ | 840,429 | ​ | ​ | 900 | ​ | ​ | 839,389 | ​ | ​ | 140 | ​ | ​ | 840,429
Real estate mortgages held-for-sale | ​ | ​ | 19,092 | ​ | ​ | 0 | ​ | ​ | 19,755 | ​ | ​ | 0 | ​ | ​ | 19,755
Loans, net | ​ | ​ | 4,402,787 | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | 4,355,296 | ​ | ​ | 4,355,296
Mortgage banking derivative | ​ | ​ | 1,217 | ​ | ​ | 0 | ​ | ​ | 1,217 | ​ | ​ | 0 | ​ | ​ | 1,217
Interest rate swap derivative | ​ | ​ | 18,194 | ​ | ​ | 0 | ​ | ​ | 18,194 | ​ | ​ | 0 | ​ | ​ | 18,194
Federal Reserve and Federal Home Loan Bank Stock | ​ | ​ | 13,772 | ​ | ​ | N/A | ​ | ​ | N/A | ​ | ​ | N/A | ​ | ​ | N/A
Accrued interest receivable | ​ | ​ | 19,355 | ​ | ​ | 0 | ​ | ​ | 4,420 | ​ | ​ | 14,935 | ​ | ​ | 19,355
Financial Liabilities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Certificates of deposit | ​ | ​ | (1,006,879) | ​ | ​ | 0 | ​ | ​ | (1,014,233) | ​ | ​ | 0 | ​ | ​ | (1,014,233)
All other deposits | ​ | ​ | (4,223,091) | ​ | ​ | (4,223,091) | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | (4,223,091)
Federal Home Loan Bank advances | ​ | ​ | (75,000) | ​ | ​ | 0 | ​ | ​ | (65,349) | ​ | ​ | 0 | ​ | ​ | (65,349)
Mortgage banking derivative | ​ | ​ | (4) | ​ | ​ | 0 | ​ | ​ | (4) | ​ | ​ | 0 | ​ | ​ | (4)
Interest rate swap derivative | ​ | ​ | (18,206) | ​ | ​ | 0 | ​ | ​ | (18,206) | ​ | ​ | 0 | ​ | ​ | (18,206)
Standby letters of credit | ​ | ​ | (484) | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | (484) | ​ | ​ | (484)
Accrued interest payable | ​ | ​ | (4,283) | ​ | ​ | (71) | ​ | ​ | (4,212) | ​ | ​ | 0 | ​ | ​ | (4,283)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2020
​ |  | Carrying |  | Estimated Fair Value
(dollars in thousands) |  | Value |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Financial Assets: | ​ | ​ |  | ​ | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Cash and cash equivalents | ​ | $ | 249,927 | ​ | $ | 247,228 | ​ | $ | 2,699 | ​ | $ | 0 | ​ | $ | 249,927
Securities available-for-sale | ​ |  | 734,845 | ​ | ​ | 0 | ​ | ​ | 734,705 | ​ | ​ | 140 | ​ | ​ | 734,845
Real estate mortgages held-for-sale | ​ |  | 11,218 | ​ | ​ | 0 | ​ | ​ | 11,651 | ​ | ​ | 0 | ​ | ​ | 11,651
Loans, net | ​ |  | 4,587,748 | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | 4,532,639 | ​ | ​ | 4,532,639
Mortgage banking derivative | ​ | ​ | 1,182 | ​ | ​ | 0 | ​ | ​ | 1,182 | ​ | ​ | 0 | ​ | ​ | 1,182
Interest rate swap derivative | ​ | ​ | 21,764 | ​ | ​ | 0 | ​ | ​ | 21,764 | ​ | ​ | 0 | ​ | ​ | 21,764
Federal Reserve and Federal Home Loan Bank Stock | ​ |  | 13,772 | ​ | ​ | N/A | ​ | ​ | N/A | ​ | ​ | N/A | ​ | ​ | N/A
Accrued interest receivable | ​ |  | 18,761 | ​ | ​ | 0 | ​ | ​ | 3,801 | ​ | ​ | 14,960 | ​ | ​ | 18,761
Financial Liabilities: | ​ |  | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Certificates of deposit | ​ |  | (1,024,819) | ​ | ​ | 0 | ​ | ​ | (1,033,095) | ​ | ​ | 0 | ​ | ​ | (1,033,095)
All other deposits | ​ |  | (4,011,986) | ​ | ​ | (4,011,986) | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | (4,011,986)
Miscellaneous borrowings | ​ | ​ | (10,500) | ​ | ​ | 0 | ​ | ​ | (10,500) | ​ | ​ | 0 | ​ | ​ | (10,500)
Federal Home Loan Bank advances | ​ | ​ | (75,000) | ​ | ​ | 0 | ​ | ​ | (68,967) | ​ | ​ | 0 | ​ | ​ | (68,967)
Mortgage banking derivative | ​ | ​ | (111) | ​ | ​ | 0 | ​ | ​ | (111) | ​ | ​ | 0 | ​ | ​ | (111)
Interest rate swap derivative | ​ |  | (21,794) | ​ |  | 0 | ​ |  | (21,794) | ​ |  | 0 | ​ |  | (21,794)
Standby letters of credit | ​ | ​ | (686) | ​ | ​ | 0 | ​ | ​ | 0 | ​ | ​ | (686) | ​ | ​ | (686)
Accrued interest payable | ​ | ​ | (5,959) | ​ | ​ | (66) | ​ | ​ | (5,893) | ​ | ​ | 0 | ​ | ​ | (5,959)

X
- Definition Tabular disclosure of the inputs and valuation techniques used to measure fair value, and a discussion of changes in valuation techniques and related inputs, if any, applied during the period to each separate class of assets, liabilities, and financial instruments classified in shareholders' equity that are measured on a nonrecurring basis. + References No definition available. + Details
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- Definition Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=121572278&loc=d3e13467-108611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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