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MORTGAGE BANKING INCOME MORTGAGE BANKING INCOME | 12 Months Ended
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Dec. 31, 2019
Other Income and Expenses [Abstract] |
MORTGAGE BANKING INCOME | 15. MORTGAGE BANKING INCOME Noninterest income from the Company's mortgage banking activities includes the following components for the periods presented:
| Year Ended December 31,
| 2019 |  | 2018 |  | 2017
| (Dollars in thousands)
Mortgage banking income: |  |  |  |  |
Net loan servicing fees | $ | 4,252 |  |  | $ | 5,159 |  |  | $ | 5,337 |
Amortization of mortgage servicing rights | (2,460 | ) |  | (1,859 | ) |  | (2,288 | )
Net gain on sale of residential mortgage loans | 4,128 |  |  | 4,085 |  |  | 4,069 |
Unrealized gain (loss) on interest rate locks | 63 |  |  | (70 | ) |  | (156 | )
Total mortgage banking income | $ | 5,983 |  |  | $ | 7,315 |  |  | $ | 6,962 |

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