Convertible Preferred Stock (Tables)

12 Months Ended

Dec. 31, 2019

Convertible Preferred Stock

Schedule of convertible preferred stock

At December 31, 2019, convertible preferred stock consisted of the following:

								Liquidation
	Shares		Issued and		Carrying			Preference
Series	Authorized		Outstanding		Value			per Share
A		5,524,926		5,524,926	$	9,894,492	$	1.665
B		11,000		1,971		475,928		—
B-1		63		—		—		—
B-2		10,165		10,165		1,236,064		—
Non-designated		5,453,846		—		—		—
Total		11,000,000		5,537,062		11,606,484

At December 31, 2018, convertible preferred stock consisted of the following:

								Liquidation
	Shares		Issued and		Carrying			Preference
Series	Authorized		Outstanding		Value			per Share
A		5,524,926		5,524,926	$	9,000,002	$	1.665