REVENUE (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	$ 18,002	$ 15,666
Loan servicing income	1,729	1,754
Securities gains/(losses), net	1,575	1,441
Unrealized gain/(loss) on equity securities, net	258	(28)
Net gains on sale of loans held for sale	3,176	4,051
Valuation adjustment on servicing rights	(589)	(2)
Income on bank owned life insurance	899	614
Other noninterest income	1,667	1,220
Total noninterest income out-of-scope of Topic 606	8,715	9,050
TOTAL NONINTEREST INCOME	26,717	24,716
Service charges and fees on deposit accounts
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	2,977	2,618
Overdraft fees
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	2,744	2,208
Customer service fees
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	81	77
Credit card fee income
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	3,349	2,190
Debit card income
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	3,642	2,985
Other service charges
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	1	1
Total service charges and fees
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	12,794	10,079
Trust fees
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	4,474	4,680
Brokerage and insurance commissions
Disaggregation of Revenue [Line Items]
Service charges and fees on deposit accounts	$ 734	$ 907

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Servicing Rights Impairment (Recovery)

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Earnings on or other increases in the value of the cash surrender value of bank owned life insurance policies.

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Amount of unrealized and realized gain (loss) on investment in debt and equity securities.

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Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of fees and commissions from banking, advisory, brokerage, and securities underwriting activities. Activities include, but are not limited to, underwriting securities, private placements of securities, investment advisory and management services, merger and acquisition services, sale and servicing of mutual funds, and other related consulting fees.

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The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.

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