ACQUIRED CREDIT IMPAIRED LOANS (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	$ 1,243,726	$ 1,198,544
Loans, net	1,239,406	1,194,577
Commercial & industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	78,306	77,740
Commercial, secured by real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	804,953	740,647
Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	322,533	349,127
Other loans, including deposit overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	1,193	450
Financial Receivable Acquired Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net	7,223	10,802
Financial Receivable Acquired Credit Impaired | Commercial & industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	711	922
Financial Receivable Acquired Credit Impaired | Commercial, secured by real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	3,531	6,315
Financial Receivable Acquired Credit Impaired | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	2,718	3,229
Financial Receivable Acquired Credit Impaired | Other loans, including deposit overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	263	336
Eaton National Bank & Trust Co. [Member] | Financial Receivable Acquired Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net	2,186	3,170
Eaton National Bank & Trust Co. [Member] | Financial Receivable Acquired Credit Impaired | Commercial & industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	423	503
Eaton National Bank & Trust Co. [Member] | Financial Receivable Acquired Credit Impaired | Commercial, secured by real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	815	1,547
Eaton National Bank & Trust Co. [Member] | Financial Receivable Acquired Credit Impaired | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	685	784
Eaton National Bank & Trust Co. [Member] | Financial Receivable Acquired Credit Impaired | Other loans, including deposit overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	263	336
BNB Bancorp, Inc [Member] | Financial Receivable Acquired Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net	1,319	1,554
BNB Bancorp, Inc [Member] | Financial Receivable Acquired Credit Impaired | Commercial & industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	0	0
BNB Bancorp, Inc [Member] | Financial Receivable Acquired Credit Impaired | Commercial, secured by real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	1,219	1,396
BNB Bancorp, Inc [Member] | Financial Receivable Acquired Credit Impaired | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	100	158
BNB Bancorp, Inc [Member] | Financial Receivable Acquired Credit Impaired | Other loans, including deposit overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	0	0
Columbus First Bancorp, Inc. | Financial Receivable Acquired Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net	2,370	4,336
Columbus First Bancorp, Inc. | Financial Receivable Acquired Credit Impaired | Commercial & industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	283	406
Columbus First Bancorp, Inc. | Financial Receivable Acquired Credit Impaired | Commercial, secured by real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	705	2,554
Columbus First Bancorp, Inc. | Financial Receivable Acquired Credit Impaired | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	1,382	1,376
Columbus First Bancorp, Inc. | Financial Receivable Acquired Credit Impaired | Other loans, including deposit overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	0	0
First Capital Bancshares, Inc. [Member] | Financial Receivable Acquired Credit Impaired
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net	1,348	1,742
First Capital Bancshares, Inc. [Member] | Financial Receivable Acquired Credit Impaired | Commercial & industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	5	13
First Capital Bancshares, Inc. [Member] | Financial Receivable Acquired Credit Impaired | Commercial, secured by real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	792	818
First Capital Bancshares, Inc. [Member] | Financial Receivable Acquired Credit Impaired | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	551	911
First Capital Bancshares, Inc. [Member] | Financial Receivable Acquired Credit Impaired | Other loans, including deposit overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans acquired	$ 0	$ 0