| **INCOME TAXES (Narrative) (Details) $ in Thousands**                               | 12 Months Ended | 60 Months Ended |
|-------------------------------------------------------------------------------------|-----------------|-----------------|
||
| **Income Tax Contingency [Line Items]**                                             |            |            |   |   |   |
| Valuation allowance                                                                 | $ (64,928)      | $ (87,929)      |   |   |   |
| Federal net operating loss carryforward                                             | 747,200         |            |   |   |   |
| State net operating loss carryforward                                               | 67,300          |            |   |   |   |
| Capital loss carryforwards                                                          | 38,276          | 27,150          |   |   |   |
| General business credit & other tax credit carry forwards                       | 478,792         | 423,695         |   |   |   |
| Valuation allowance, state operating loss carryforward                              | 5,300           |            |   |   |   |
| Valuation allowance, tax credit carryforward                                        | 32,600          |            |   |   |   |
| Deferred tax liability not yet recognized, undistributed earnings of foreign entity | 46,400          |            |   |   |   |
| Bad debt reserves                                                                   | 112,100         |            |   |   |   |
| Net unrecognized tax benefit reserves                                               | 247,348         |            |   |   |   |
| Number of financing transactions related to lawsuit | transaction                   |            |            |   | 2 |   |
| Transaction amount related to lawsuit seeking refund of taxes paid                  |            |            |   | $ 1,200,000 |   |
| Foreign taxes paid                                                                  |            |            |   |   | $ 264,000 |
| Disallowed interest expense and transaction costs deductions                        |            |            |   | 74,600 |   |
| Penalties and interest expense                                                      |            |            |   | $ 92,500 |   |
| Tax reserve                                                                         | 230,100         |            |   |   |   |
| Increase in reserve position                                                        | 106,057         | $ 38,381        | $ 936 |   |   |
| Reasonably possible decrease in reserve for uncertain tax positions                 | 230,100         |            |   |   |   |
| Reasonably possible increase in reserve for uncertain tax positions                 | 201,900         |            |   |   |   |
| Pending Litigation [Member]                                                         |            |            |   |   |   |
| **Income Tax Contingency [Line Items]**                                             |            |            |   |   |   |
| Increase in reserve position                                                        | 104,200         |            |   |   |   |
| Capital Loss Carryforward [Member]                                                  |            |            |   |   |   |
| **Income Tax Contingency [Line Items]**                                             |            |            |   |   |   |
| Tax credit carryforward                                                             | $ 27,000        |            |   |   |   |

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Disallowed Interest Expense and Transaction Costs Deductions
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For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.
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Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.
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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards.
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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.
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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards.
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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible general business tax credit carryforwards.
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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.
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Amount of deferred tax liability not recognized because of the exceptions to comprehensive recognition of deferred taxes related to undistributed earnings of foreign subsidiaries.
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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.
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The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations.
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The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.
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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.
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Amount of increase reasonably possible in the next twelve months for the unrecognized tax benefit.
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The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from net operating loss carryforwards for which it is more likely than not that a tax benefit will not be realized.
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The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.
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Amount of valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from tax credit carryforwards for which it is more likely than not that a tax benefit will not be realized.
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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.
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