LONG-TERM DEBT (Details)	6 Months Ended	12 Months Ended
Jun. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 21, 2012 USD ($)
Debt Instrument [Line Items]
Long-term debt	$ 1,000,000,000	$ 1,080,000,000
Current portion of long-term debt	80,000,000	0
Senior Notes \| 4.875% Senior Notes due November 30, 2018
Debt Instrument [Line Items]
Long-term debt	$ 500,000,000	$ 500,000,000
Stated rate	4.875%	4.875%
Line of Credit Facility [Abstract]
Maximum leverage ratio	3.0
Senior Notes \| 4.75% Senior Notes Due December 2022
Debt Instrument [Line Items]
Long-term debt	$ 500,000,000	$ 500,000,000
Stated rate	4.75%	4.75%
Line of Credit Facility [Abstract]
Maximum leverage ratio			3.0
Bonds \| 5% New York City Industrial Development Agency Bonds due September 2035
Debt Instrument [Line Items]
Long-term debt	$ 0	$ 80,000,000
Current portion of long-term debt	$ 80,000,000
Stated rate	5.00%	5.00%
Revolving Credit Facility
Line of Credit Facility [Abstract]
Line of credit, maximum borrowing capacity			$ 300,000,000
Line of credit, amount outstanding	$ 0	$ 0
Line of credit, commitment fee percentage	0.30%	0.30%
Maximum leverage ratio	3.0

Debt Instrument, Covenant Compliance, Maximum Leverage Ratio

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ 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 210.5-02.22(a)(1))

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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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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ 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 210.9-03.16)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

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- References

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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ 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(b),22(b))

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

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-Name Accounting Standards Codification

-Topic 210

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-Number 210

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- Definition

Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Section S99

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