Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319

Name:	us-gaap_EffectiveIncomeTaxRateContinuingOperations
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

INCOME TAXES - Narrative (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended		4 Months Ended	5 Months Ended	9 Months Ended
INCOME TAXES - Narrative (Details) - USD ($) $ in Millions	May 01, 2019	Sep. 30, 2019	Sep. 30, 2018	May 01, 2019	Sep. 30, 2019	Sep. 30, 2018
Income Tax Disclosure [Abstract]
Effective tax rates (as a percent)		57.50%	8.20%	0.40%	39.00%	4.30%
Net tax expense recorded for adjustments	$ 102.9
Fresh-start adjustments, income tax expense	185.4
Fresh-start adjustments, income tax expense for increase in deferred tax liabilities	529.1
Fresh-start adjustments, income tax expense (benefit) for reduction in valuation allowance of deferred tax assets	$ 343.7