INCOME TAXES (Summary of Income Tax Contingencies) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning gross unrecognized tax benefits	$ 122,825	$ 119,506	$ 72,692
Increases in balances related to tax positions taken during the current periods	1,647	8,181	13,201
Increases in balances related to tax positions taken during the prior periods	316	7,453	58,253
Decreases in balances related to tax positions taken during the prior periods	(6,644)	(9,537)	(13,836)
Lapse of statute of limitation	(516)	(2,418)	(7,152)
Settlements and effective settlements	0	(360)	(3,652)
Ending gross unrecognized tax benefits	$ 117,628	$ 122,825	$ 119,506

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15A
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Unrecognized Tax Benefit
-URI http://asc.fasb.org/extlink&oid=6527854

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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