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Common Stock (Details)	12 Months Ended
	Dec. 31, 2018 Vote $ / shares shares	Sep. 30, 2019 $ / shares shares	Jun. 30, 2019 $ / shares	May 13, 2019 $ / shares shares	Dec. 31, 2017 $ / shares shares
Common Stock.
Common stock, number of shares authorized | shares	158,745,671	100,000,000		100,000,000	84,045,455
Common stock, par value per share | $ / shares	$ 0.001	$ 0.001	$ 0.001	$ 0.001	$ 0.001
Common stock, shares issued | shares	1,374,812	22,739,345			1,369,212
Common stock, shares outstanding | shares	1,374,812	22,739,345		15,560,569	1,369,212
Number of votes per share | Vote	1
Dividends declared | $ / shares	$ 0
Dividend paid | $ / shares	$ 0

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- Definition

Represents the number of votes per share.

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Aggregate dividends paid during the period for each share of common stock outstanding.

+ References

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-Publisher FASB
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-Topic 505
-SubTopic 10
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Aggregate dividends declared during the period for each share of common stock outstanding.

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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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