GOODWILL, OTHER INTANGIBLE ASSETS AND MORTGAGE SERVICING RIGHTS (Mortgage Servicing Rights) (Details) - USD ($) $ in Thousands |
12 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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Servicing Asset at Amortized Value, Balance [Roll Forward] | ||||||||||
Servicing Asset at Amortized Cost, Additions, Acquisitions | $ 0 | $ 0 | $ 2,172 | |||||||
Servicing Asset at Amortized Cost, Additions | 94 | 0 | 0 | |||||||
Serviced Loans | ||||||||||
Servicing Assets at Amortized Value [Line Items] | ||||||||||
Loans serviced for others | 2,190,000 | 2,050,000 | ||||||||
Mortgage Servicing Rights | ||||||||||
Servicing Assets at Amortized Value [Line Items] | ||||||||||
Custodial accounts | 10,200 | 10,300 | ||||||||
Servicing Asset at Amortized Value, Balance [Roll Forward] | ||||||||||
Balance, beginning of the year | 15,249 | [1] | 13,295 | [1] | 9,030 | |||||
Amounts capitalized | 3,361 | 5,965 | 5,313 | |||||||
Amortization | [2] | (3,966) | (4,011) | (3,220) | ||||||
Valuation adjustments in the period | 0 | |||||||||
Balance, end of the year | [1] | 14,738 | $ 15,249 | 13,295 | ||||||
Valuation Allowance | $ 0 | $ 0 | ||||||||
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