COMMON STOCK (Details) - $ / shares	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Conversion of Stock [Line Items]
Common stock, shares authorized	750,000,000		750,000,000
Common stock, par value (in dollars per share)	$ 0.001		$ 0.001
Common stock, shares issued	41,849,406		40,174,821
Common stock, shares outstanding	41,849,406		40,174,821
Shares issued as result of options exercised	78,425	241
Preferred Stock
Conversion of Stock [Line Items]
Shares issued as result of share conversion	1,596,160	6,182,473

Face amount or stated value per share of common stock.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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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.

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The number of new shares issued in the conversion of stock in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Number of share options (or share units) exercised during the current period.

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