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REVENUE (Disaggregation of Revenue) (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Disaggregation of Revenue |  |  |  |
Mortgage banking income | $ 8,897,000 | $ 3,374,000 | $ 16,744,000 | $ 7,614,000
Gains on securities transactions | 18,000 | 7,104,000 | 12,293,000 | 7,306,000
Bank owned life insurance income | 3,421,000 | 2,062,000 | 7,498,000 | 6,191,000
Loan-related interest rate swap fees | 3,170,000 | 5,480,000 | 12,602,000 | 10,656,000
Other operating income | 3,215,000 | 12,708,000 | 4,116,000 | 15,045,000
Total noninterest income | 34,407,000 | 48,106,000 | 99,245,000 | 103,621,000
Noninterest income in Scope of Topic 606 |  |  |  |
Disaggregation of Revenue |  |  |  |
Other operating income | 1,200,000 | 343,000 | 2,400,000 | 2,200,000
Overdraft fees | Noninterest income in Scope of Topic 606 |  |  |  |
Disaggregation of Revenue |  |  |  |
Revenue from contract with customer | 4,231,000 | 6,021,000 | 13,240,000 | 17,847,000
Maintenance fees & other | Noninterest income in Scope of Topic 606 |  |  |  |
Disaggregation of Revenue |  |  |  |
Revenue from contract with customer | 1,810,000 | 1,654,000 | 5,309,000 | 4,484,000
Other service charges, commissions and fees | Noninterest income in Scope of Topic 606 |  |  |  |
Disaggregation of Revenue |  |  |  |
Revenue from contract with customer | 1,621,000 | 1,513,000 | 4,600,000 | 4,879,000
Interchange fees | Noninterest income in Scope of Topic 606 |  |  |  |
Disaggregation of Revenue |  |  |  |
Revenue from contract with customer | 1,979,000 | 2,108,000 | 5,300,000 | 12,765,000
Trust asset management fees | Noninterest income in Scope of Topic 606 |  |  |  |
Disaggregation of Revenue |  |  |  |
Revenue from contract with customer | 2,729,000 | 2,661,000 | 8,026,000 | 5,977,000
Registered advisor management fees | Noninterest income in Scope of Topic 606 |  |  |  |
Disaggregation of Revenue |  |  |  |
Revenue from contract with customer | 2,224,000 | 2,219,000 | 6,402,000 | 7,919,000
Brokerage management fees | Noninterest income in Scope of Topic 606 |  |  |  |
Disaggregation of Revenue |  |  |  |
Revenue from contract with customer | $ 1,092,000 | 1,202,000 | $ 3,115,000 | 2,938,000
Xenith |  |  |  |
Disaggregation of Revenue |  |  |  |
Life insurance proceeds |  | $ 9,300,000 |  | $ 9,300,000

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