Long-Term Debt And Borrowing Arrangements (Schedule Of Long-Term Debt) (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2016	Jun. 30, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Other	$ 59	$ 59	$ 46
Deferred Finance Costs, Net	(53)	(53)	(55)
Long-term Debt	3,530	3,530	3,461
Long-term Debt, Current Maturities	28	28	26
Long-term debt	3,502	3,502	3,435
Four And Seven Over Eight Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 0	$ 0	300
Debt Instrument, Maturity Date, Description		November 2017
Four And Seven Over Eight Senior Notes [Member] \| Long Term Borrowings [Member]
Debt Instrument [Line Items]
Debt instrument stated interest percentage	4.875%	4.875%
Floating Rate Term Loan Due March Two Thousand Nineteen [Member]
Debt Instrument [Line Items]
Long-term debt	$ 144	$ 144	970
Debt Instrument, Maturity Date, Description		March 2019
Debt Instrument, Description of Variable Rate Basis	225 basis points
Percentage Of Margin Aggregate Interest Rate	3.00%
Six Euro-Denominated Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 512	$ 512	502
Debt Instrument, Maturity Date, Description		March 2021
Six Euro-Denominated Senior Notes [Member] \| Long Term Borrowings [Member]
Debt Instrument [Line Items]
Debt instrument stated interest percentage	6.00%	6.00%
Floating Rate Term Loan Due March Two Thousand Twenty Two [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	4.21%	2.50%
Long-term debt	$ 820	$ 820	0
Debt Instrument, Maturity Date, Description		March 2022
Debt Instrument, Description of Variable Rate Basis	250 basis points
Percentage Of Margin Aggregate Interest Rate	32.50%
Five and One over Eight Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 400	$ 400	400
Debt Instrument, Maturity Date, Description		June 2022
Five and One over Eight Senior Notes [Member] \| Long Term Borrowings [Member]
Debt Instrument [Line Items]
Debt instrument stated interest percentage	5.125%	5.125%
Five And One Over Two Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 674	$ 674	674
Debt Instrument, Maturity Date, Description		April 2023
Five And One Over Two Senior Notes [Member] \| Long Term Borrowings [Member]
Debt Instrument [Line Items]
Debt instrument stated interest percentage	5.50%	5.50%
Six And Three Over Eight Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 350	$ 350	0
Debt Instrument, Maturity Date, Description		April 2024
Six And Three Over Eight Senior Notes [Member] \| Long Term Borrowings [Member]
Debt Instrument [Line Items]
Debt instrument stated interest percentage	6.375%	6.375%
Five And One Over Four Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 375	$ 375	375
Debt Instrument, Maturity Date, Description		March 2025
Five And One Over Four Senior Notes [Member] \| Long Term Borrowings [Member]
Debt Instrument [Line Items]
Debt instrument stated interest percentage	5.25%	5.25%
Senior Notes [Member] \| Four And Seven Over Eight Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 300	$ 300
Senior Notes [Member] \| Floating Rate Senior Notes Due December 2017 [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	3.58%
Long-term debt	$ 249	$ 249	$ 249
Debt Instrument, Maturity Date, Description		December 2017
Debt Instrument, Description of Variable Rate Basis	275 basis points
Percentage Of Margin Aggregate Interest Rate	3.39%

Percentage Of Margin Aggregate Interest Rate.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond 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 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

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- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

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- Definition

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

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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

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- Definition

Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities.

+ References

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- Definition

For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

+ 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=6451184&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

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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
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-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 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: 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

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20, 22
-Article 5

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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.

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Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Including both current and noncurrent portions, carrying amount as of the balance sheet date of other forms of debt not elsewhere specified in the taxonomy with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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