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LONG-TERM DEBT - Narrative (Detail) - USD ($) $ in Billions	Mar. 31, 2019	Dec. 31, 2018
Debt Disclosure [Abstract]
Weighted average interest rate	9.40%	9.20%
Aggregate market value of debt	$ 14.9	$ 14.0

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13433-108611

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Balance Type:	credit
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- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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