Debt Instrument, Redemption Price, Percentage, Change in Control

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-Section S99
-Paragraph 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.

+ Details

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Balance Type:	na
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- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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Balance Type:	debit
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- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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- Details

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- Details

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- Details

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FINANCING ARRANGEMENTS - Senior Unsecured Notes (Details) - USD ($)				3 Months Ended		12 Months Ended
	Mar. 08, 2019	Jun. 01, 2018	Mar. 26, 2018	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2017	Dec. 31, 2018
Debt Instrument [Line Items]
Redemption price percentage to change in control (as a percent)				101.00%
Net proceeds from the issuances of long-term debt				$ 1,514,000,000	$ 1,481,000,000
Repayments of long-term debt				1,621,000,000	1,731,000,000
Loss on extinguishment of debt	$ 7,000,000			$ 7,000,000	$ 27,000,000
Weighted average effective interest rate (as a percent)				6.38%			6.23%
Unsecured Debt
Debt Instrument [Line Items]
Redemption price percentage to change in control (as a percent)						101.00%
Repurchased principal amount			$ 1,500,000,000
Loss on extinguishment of debt			$ 26,000,000
Unsecured Debt \| 9.25% Senior Notes due April 2026
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)			9.25%	9.25%
Proceeds from debt issuance			$ 1,500,000,000
Unsecured Debt \| 5.375% Senior Notes due March 2020
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)		5.375%
Repurchased principal amount			1,017,000,000
Repayments of long-term debt		$ 691,000,000
Unsecured Debt \| 6.375% Senior Notes due in October 2020
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)		6.375%
Repurchased principal amount			411,000,000
Repayments of long-term debt		$ 146,000,000
Unsecured Debt \| 6.75% Senior Notes due in August 2021
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)		6.75%
Repurchased principal amount			$ 72,000,000
Repayments of long-term debt		$ 578,000,000
Unsecured Debt \| 8.50% Senior Notes Due January 2027
Debt Instrument [Line Items]
Stated interest rate on debt (as a percent)		8.50%		8.50%
Net proceeds from the issuances of long-term debt		$ 750,000,000
Principal amount	$ 1,000,000,000