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REVENUE FROM CONTRACTS WITH CUSTOMERS (Schedule of Noninterest Income by Operating Segment) (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Service charges on deposits |  |  |  |
Overdraft fees |  | $ 415,000 | $ 405,000 | $ 662,000
Interchange income |  | 1,451,000 | 1,208,000 | 1,238,000
Other |  | 1,831,000 | 1,542,000 | 1,588,000
Wealth management fees | [1] | 52,987,000 | 40,861,000 | 38,363,000
Gains on sales of OREO |  | 51,000 | 0 | 0
Corporate advisory fee income |  | 3,483,000 | 265,000 | 444,000
Other | [2] | 12,025,000 | 17,479,000 | 12,401,000
Total other income |  | 72,243,000 | 61,760,000 | 54,696,000
Banking Segment [Member] |  |  |  |
Service charges on deposits |  |  |  |
Overdraft fees |  | 415,000 | 405,000 | 662,000
Interchange income |  | 1,451,000 | 1,208,000 | 1,238,000
Other |  | 1,831,000 | 1,542,000 | 1,588,000
Wealth management fees | [1] | 0 | 0 | 0
Gains on sales of OREO |  | 51,000 |  |
Corporate advisory fee income |  | 3,483,000 | 265,000 | 444,000
Other | [2] | 10,111,000 | 15,684,000 | 11,067,000
Total other income |  | 17,342,000 | 19,104,000 | 14,999,000
Wealth Management Division [Member] |  |  |  |
Service charges on deposits |  |  |  |
Overdraft fees |  | 0 | 0 | 0
Interchange income |  | 0 | 0 | 0
Other |  | 0 | 0 | 0
Wealth management fees | [1] | 52,987,000 | 40,861,000 | 38,363,000
Other | [2] | 1,914,000 | 1,795,000 | 1,334,000
Total other income |  | $ 54,901,000 | $ 42,656,000 | $ 39,697,000
[1] | Includes investment brokerage fees.
[2] | All of the other category is outside the scope of ASC 606.

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