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REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables)
3 Months Ended
Mar. 31, 2019
Revenue from Contract with Customer [Abstract]  
Noninterest Income Disaggregated by Revenue Source
The following table presents our noninterest income disaggregated by revenue source for the three months ended March 31, 2019 and 2018.
Three Months Ended
(Dollars in thousands)March 31, 2019March 31, 2018
Noninterest income
Service charges on deposits$842 $838 
Trust and investment management income1,758 1,668 
Brokerage income478 558 
Merchant and bankcard fees (interchange income)736 655 
Revenue from contracts with customers3,814 3,719 
Other service charges152 174 
Mortgage banking activities468 635 
Income from life insurance342 277 
Other income112 81 
Investment securities gains339 816 
Total noninterest income$5,227 $5,702