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Related Party Transactions (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	12 Months Ended
	Jun. 30, 2018	Dec. 31, 2018
Related Party Transaction [Line Items]
Repurchase of preferred stock (in shares)		1,202,196
Repurchase of preferred stock		$ 425
Former employee | Series B Preferred Stock
Related Party Transaction [Line Items]
Repurchase of preferred stock (in shares)	1,202,196
Purchase price, contractual right of first refusal	$ 2,500
Share price (in dollars per share)	$ 1.73
Repurchase of preferred stock	$ 425

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- Definition

Stock Repurchased During Period, Convertible Preferred Stock, Retained Earnings (Accumulated Deficit)

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- Definition

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- Definition

Number of shares of temporary equity repurchased during period.

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- Definition

Price of a single share of a number of saleable stocks of a company.

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