Estimated amount of loss resulting from an adverse tax position.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (d)(3)
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

Name:	us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

COMMITMENTS AND CONTINGENCIES (Details) - Brazil BRL in Millions, $ in Millions	3 Months Ended				12 Months Ended
	Mar. 31, 2016 BRL	Mar. 31, 2016 USD ($)	Dec. 31, 2013 BRL	Dec. 31, 2013 USD ($)	Mar. 31, 2015 USD ($)
Assessment of Sales and Import Taxes
Loss Contingencies [Line Items]
Income tax examination, estimate of possible loss			BRL 52	$ 16	$ 100
Proposed Additional Assessment of Sales and Import Taxes
Loss Contingencies [Line Items]
Income tax examination, estimate of possible loss	BRL 57	$ 18