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NET INCOME PER SHARE - Narrative (Details) | Mar. 31, 2018 $ / shares
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Convertible Debt |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
Debt instrument, convertible, conversion price (in usd per share) | $ 11.70

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- Definition 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. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031898-161870 + Details
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Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

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- Details
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