SUBSQUENT EVENT (Details) - Scenario, Forecast $ / shares in Units, $ in Billions	Mar. 31, 2019 USD ($) $ / shares
Subsequent Event [Line Items]
Stock and cash merger value \| $	$ 1.5
Shares Issued Per Acquiree Share, ratio	0.3013
Cash paid per acquiree share (in dollars per share) \| $ / shares	$ 2.93

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
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-URI http://asc.fasb.org/extlink&oid=109124213&loc=d3e6613-128477

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
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