STOCKHOLDERS' EQUITY - Noncontrolling Interest (Details) $ in Millions	9 Months Ended
Sep. 30, 2017 USD ($)
Stockholders' Equity Note [Abstract]
Decrease in noncontrolling interest	$ 35.9

Net Increase or Decrease in balance of noncontrolling interest in the subsidiary during the reporting period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 45
-Paragraph 16
-URI http://asc.fasb.org/extlink&oid=68079674&loc=SL4568740-111683

Name:	us-gaap_MinorityInterestPeriodIncreaseDecrease
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration