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DERIVATIVES (Details 3) - USD ($) | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2015 | Dec. 31, 2010 | Dec. 31, 2014
Derivatives |  |  |
Fair value of derivative asset | $ 6,510,000 |  | $ 12,383,000
Fair value of derivative liability | 98,748,000 |  | 56,493,000
Credit Risk-Related Contingent Feature |  |  |
Additional collateral required if credit rating is downgraded below investment grade | $ 0 |  | 0
Foreign exchange options |  |  |
Derivatives |  |  |
Term of contract |  | 5 years |
Embedded derivative liabilities |  |  |
Derivatives |  |  |
Term of contract | 5 years |  |
Derivative instruments not designated as hedging instruments |  |  |
Derivatives |  |  |
Notional Amount | $ 6,880,627,000 |  | 5,672,472,000
Fair value of derivative asset | 96,699,000 |  | 55,788,000
Fair value of derivative liability | 99,703,000 |  | 54,334,000
Derivative instruments not designated as hedging instruments | Foreign exchange options |  |  |
Derivatives |  |  |
Notional Amount | 0 |  | 85,614,000
Fair value of derivative asset | 0 |  | 6,136,000
Fair value of derivative liability | 0 |  | 0
Derivative instruments not designated as hedging instruments | Embedded derivative liabilities |  |  |
Derivatives |  |  |
Notional Amount | 0 |  | 47,838,000
Fair value of derivative asset | 0 |  | 0
Fair value of derivative liability | 0 |  | 3,392,000
Derivative instruments not designated as hedging instruments | Interest rate swaps and caps |  |  |
Derivatives |  |  |
Notional Amount | 6,063,494,000 |  | 4,858,391,000
Fair value of derivative asset | 86,954,000 |  | 41,534,000
Fair value of derivative liability | 87,330,000 |  | 41,779,000
Notional amount of derivative assets | 3,000,000,000 |  | 2,450,000,000
Notional amount of derivative liabilities | 3,060,000,000 |  | 2,400,000,000
Derivative instruments not designated as hedging instruments | Short-term foreign exchange contracts |  |  |
Derivatives |  |  |
Notional Amount | 817,100,000 |  | 680,600,000
Fair value of derivative asset | 9,700,000 |  | 8,100,000
Fair value of derivative liability | $ 12,400,000 |  | $ 9,200,000

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition The aggregate fair value of additional assets that would be required to be posted as collateral for derivative instruments with credit-risk-related contingent features if the credit-risk-related contingent features were triggered at the end of the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624258-113959 + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13433-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13495-108611 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=51825145&loc=SL20226008-175313 + Details
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