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DEBT - SCHEDULE OF DEBT (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015 | Aug. 27, 2009
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 1,401,781 |  |
Total debt | 1,401,781 | $ 1,501,100 |
Debt Issuance Costs, Net | (16,508) | (17,699) |
Less current and short-term portion | 22,138 | 44,339 |
Total long-term debt | 1,363,135 | 1,439,062 |
Secured Debt [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Unused Borrowing Capacity, Amount | 300,000 |  |
Long-term debt | 143,980 | 173,724 |
Senior Notes [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Face Amount | 500,000 |  |
Long-term debt | 500,000 | 500,000 |
Senior Notes due 2024 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Face Amount | 350,000 |  |
Long-term debt | $ 350,000 | 0 |
Accounts receivable securitization facility |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate | 1.40% |  |
Long-term debt | $ 380,000 | 525,000 |
Revolving credit facility |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate | 2.00% |  |
Long-term debt | $ 4,000 | 75,000 |
Foreign Line of Credit [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 20,920 | 43,314 |
Convertible Debt |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Face Amount |  |  | $ 345,000
Debt Instrument, Interest Rate, Effective Percentage | 13.875% |  |
Long-term debt | $ 0 | 181,557 |
Capital leases |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 2,881 | $ 2,505 |
United States | Secured Debt [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate | 1.00% |  |
Debt Instrument, Face Amount | $ 700,000 |  |
Debt Instrument, Interest Rate, Effective Percentage | 4.00% |  |

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- Definition Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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