SUBSEQUENT EVENTS - Security Token Offering (Details) $ in Millions	3 Months Ended
Mar. 14, 2018 USD ($)
Subsequent Event
Subsequent Event [Line Items]
Proceeds from issuance security token offering, net of withdrawals	$ 91.4

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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