LONG-TERM DEBT - Schedule of Redemption Rates (Details) - Senior notes - 7.50% senior notes due February 2022	1 Months Ended
Feb. 28, 2014
2017
Debt Instrument [Line Items]
Redemption price (as percent)	105.625%
2018
Debt Instrument [Line Items]
Redemption price (as percent)	103.75%
2019
Debt Instrument [Line Items]
Redemption price (as percent)	101.875%
2020 and thereafter
Debt Instrument [Line Items]
Redemption price (as percent)	100.00%

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration