Stockholders Deficit - Summary of Restricted Stock Unit ('RSU') Award Activity (Details) - Restricted Stock Units R S U	3 Months Ended
	Mar. 31, 2020 $ / shares shares
Restricted Stock Units (RSU)
Beginning Balance | shares	223,745
Granted | shares	22,500
Released | shares	(35,942)
Ending Balance | shares	210,303
Vested and unissued at March 31, 2020 | shares	23,751
Weighted Average Grant Date Fair Value Per Share
Beginning Balance | $ / shares	$ 2.91
Granted | $ / shares	0.75
Released | $ / shares	2.65
Ending Balance | $ / shares	2.73
Vested and unissued at March 31, 2020 | $ / shares	$ 2.67