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Preferred stock	12 Months Ended
Preferred stock	Dec. 31, 2018
Equity [Abstract]
Preferred stock	Preferred stock As of December 31, 2018, the Company is authorized to issue 10,000,000 shares of preferred stock ("Preferred Stock") with a par value of $0.0001 per share. The Company has not issued any shares of Preferred Stock as of December 31, 2018.