| **EMPLOYEE BENEFIT PLANS (Allocation of Plan Assets) (Details)** | Dec. 31, 2015 |
|------------------------------------------------------------------|---------------|
| Equity Funds [Member]                                            |          |
| **Defined Benefit Plan Disclosure [Line Items]**                 |          |
| Actual plan asset allocations (as a percent)                     | 36.10%        |
| Fixed Income Funds [Member]                                      |          |
| **Defined Benefit Plan Disclosure [Line Items]**                 |          |
| Actual plan asset allocations (as a percent)                     | 51.90%        |
| Alternative Investments [Member]                                 |          |
| **Defined Benefit Plan Disclosure [Line Items]**                 |          |
| Actual plan asset allocations (as a percent)                     | 12.00%        |

| X                                                                                                                                                                                                                                                                                                                                                                                                                             |
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| - Definition
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
+ References
No definition available.
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Percentage of fair value of investments (categorized by debt securities, equity securities, real estate and other plan assets) to the fair value of plan assets held.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e2446-114920Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920
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| X                                                                                                                                                                          |
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| X                                                                                                                                                                            |
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