OPERATING COMMITMENTS AND CONTINGENCIES (Details)	Apr. 01, 2019 defendant
Weatherford Litigation
OPERATING COMMITMENTS AND CONTINGENCIES
Number of other parties named as defendants	18

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.

No definition available.

Name:	us-gaap_LossContingenciesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration