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DERIVATIVES (Details 2) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended | 66 Months Ended
--- | --- | --- | ---
Sep. 30, 2016 | Dec. 31, 2015 | Jun. 30, 2015
Derivatives designated as hedging instruments |  |  |
Derivative [Line Items] |  |  |
Notional amount | $ 131,391 | $ 199,503 |
Derivative liabilities | 2,215 | 5,213 |
Derivative assets | 0 | 2,365 |
Derivatives designated as hedging instruments | Interest rate swaps on certificates of deposit |  |  |
Derivative [Line Items] |  |  |
Notional amount | 48,365 | 112,913 |
Derivative liabilities | 2,137 | 5,213 |
Decrease in notional amount | 63,700 |  |
Derivative assets | 0 | 0 |
Derivatives designated as hedging instruments | Foreign currency forward contracts |  |  |
Derivative [Line Items] |  |  |
Notional amount | 83,026 | 86,590 |
Derivative liabilities | 78 | 0 |
Derivative assets | 0 | 2,365 |
Derivatives not designated as hedging instruments |  |  |
Derivative [Line Items] |  |  |
Notional amount | 8,122,776 | 7,190,926 |
Derivative liabilities | 149,965 | 76,679 |
Derivative assets | 150,358 | 77,469 |
Derivatives not designated as hedging instruments | Interest rate swaps and options |  |  |
Derivative [Line Items] |  |  |
Notional amount | 7,450,492 | 6,494,900 |
Derivative liabilities | 146,623 | 67,325 |
Notional amount of derivative assets | 3,730,000 | 3,250,000 |
Notional amount of derivative liabilities | 3,730,000 | 3,250,000 |
Derivative assets | 144,293 | 67,215 |
Derivatives not designated as hedging instruments | Foreign exchange contracts |  |  |
Derivative [Line Items] |  |  |
Notional amount | 605,400 | 653,000 |
Derivative liabilities | 3,300 | 9,400 |
Derivative assets | 6,100 | 10,300 |
Derivatives not designated as hedging instruments | RPAs |  |  |
Derivative [Line Items] |  |  |
Notional amount | 66,845 | 43,033 |
Derivative liabilities | 8 | 4 |
Derivative assets | 0 | 0 |
Interest rate derivative exposure | $ 278 | $ 257 |
Weighted average remaining maturity (in years) | 3 years 8 months | 3 years 2 months |
Derivatives not designated as hedging instruments | RPAs | Long |  |  |
Derivative [Line Items] |  |  |
Notional amount | $ 43,000 | $ 33,700 |
Derivatives not designated as hedging instruments | RPAs | Short |  |  |
Derivative [Line Items] |  |  |
Notional amount | $ 23,900 | $ 9,300 |
Derivatives not designated as hedging instruments | Foreign exchange options |  |  |
Derivative [Line Items] |  |  |
Term of contract (in years) |  |  | 5 years

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