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Conversion of Redeemable Convertible Preferred Stock	12 Months Ended
Conversion of Redeemable Convertible Preferred Stock	Dec. 31, 2016
Text Block [Abstract]
Conversion of Redeemable Convertible Preferred Stock	(10) Conversion of Redeemable Convertible Preferred Stock Upon the closing of the Company’s IPO discussed in note 1, the outstanding shares of Series A, Series B and Series C convertible preferred stock converted into 115,982 shares of common stock.