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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details 3) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2013 | Dec. 31, 2012
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Derivative Assets |  |
Gross amounts of recognized assets | $ 89,840 | $ 54,454
Gross amounts offset in the statement of financial position | (2,233) | (3,630)
Net amounts of assets presented in the statement of financial position | 87,607 | 50,824
Gross amounts financial instrument not offset in the statement of financial position | 549 | 1,892
Net amount | 88,156 | 52,716
Derivative Liabilities |  |
Gross amounts of recognized liabilities | 2,233 | 3,822
Gross amounts offset in the statement of financial position | (2,233) | (3,630)
Net amounts of liabilities presented in the statement of financial position |  | 192
Net amount |  | $ 192

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