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LONG-TERM DEBT - Asset-based Revolving Credit Facility due 2023 (Details)	Jun. 14, 2018 USD ($)	Jun. 01, 2018 USD ($)	Jun. 30, 2019 USD ($)	Dec. 31, 2018 USD ($)
Debt Instrument [Line Items]
Weighted average interest rate			7.10%	9.90%
Aggregate market value of debt			$ 5,900,000,000	$ 8,700,000,000
Line of Credit | Asset-based Revolving Credit Facility due 2023
Debt Instrument [Line Items]
Maximum borrowings provided under credit facility			450,000,000
Revolving Credit Facility | Line of Credit | Asset-based Revolving Credit Facility due 2023
Debt Instrument [Line Items]
Maximum borrowings provided under credit facility			450,000,000
Revolving Credit Facility | Subsidiary | Line of Credit | Asset-based Revolving Credit Facility due 2023
Debt Instrument [Line Items]
Maximum borrowings provided under credit facility			$ 450,000,000.0
Percentage of eligible accounts receivable	90.00%
Percentage of qualified cash	100.00%
Maximum increase in credit facility	$ 150,000,000
Borrowing capacity threshold		$ 40,000,000.0
Percentage of aggregate commitments or borrowing base		10.00%
Minimum fixed charge coverage ratio required for four consecutive quarters		1.00
Revolving Credit Facility | Subsidiary | Line of Credit | Asset-based Revolving Credit Facility due 2023 | Minimum
Debt Instrument [Line Items]
Commitment fee percentage	0.25%
Revolving Credit Facility | Subsidiary | Line of Credit | Asset-based Revolving Credit Facility due 2023 | Maximum
Debt Instrument [Line Items]
Commitment fee percentage	0.375%
Revolving Credit Facility | Subsidiary | Line of Credit | Asset-based Revolving Credit Facility due 2023 | Eurodollar | Minimum
Debt Instrument [Line Items]
Interest rate	1.25%
Revolving Credit Facility | Subsidiary | Line of Credit | Asset-based Revolving Credit Facility due 2023 | Eurodollar | Maximum
Debt Instrument [Line Items]
Interest rate	1.75%
Revolving Credit Facility | Subsidiary | Line of Credit | Asset-based Revolving Credit Facility due 2023 | Base Rate | Minimum
Debt Instrument [Line Items]
Interest rate	0.25%
Revolving Credit Facility | Subsidiary | Line of Credit | Asset-based Revolving Credit Facility due 2023 | Base Rate | Maximum
Debt Instrument [Line Items]
Interest rate	0.75%

X

- Definition

Debt Instrument, Covenant Terms, Minimum Fixed Charge Coverage Ratio Required For Four Consecutive Quarters

+ References

No definition available.

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- Definition

Debt Instrument, Covenant Terms, Triggering Event, Borrowing Capacity Threshold

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No definition available.

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- Definition

Debt Instrument, Covenant Terms, Triggering Event, Percentage Of Aggregate Commitments Or Borrowing Base

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- Definition

Credit Facility, Borrowing Base Terms, Percentage Of Eligible Accounts Receivable

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- Definition

Credit Facility, Borrowing Base Terms, Percentage Of Qualified Cash

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- Definition

Credit Facility, Maximum Aggregate Increase In Credit Facility

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No definition available.

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- Definition

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

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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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- Definition

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- Definition

Weighted average interest rate of debt outstanding.

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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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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