Net Income (Loss) Per Common Share and Preferred Share (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Reconciliation of Numerators and Denominators of Basic and Diluted Net Loss Per Common Share and Preferred Share

The following is a reconciliation of the numerators and denominators of basic and diluted net loss per common share and preferred share:

	Year Ended December 31,
	2018						2017
Numerator:	Common Shares			Preferred Shares			Common Shares			Preferred Shares
Allocation of loss used attributed to shareholders:
Basic	$	(31,616	)	$	(2,881	)	$	(30,704	)	$	—
Adjustment for change in fair value of liability classified stock options		—			—			(187	)		—
Diluted	$	(31,616	)	$	(2,881	)	$	(30,891	)	$	—
Denominator:
Weighted average number of shares:
Basic		19,425,711			1,769,900			17,985,061			—
Adjustment for dilutive effect of stock options		—			—			16,698			—
Diluted		19,425,711			1,769,900			18,001,759			—
Net loss attributable to shareholders per share - basic	$	(1.63	)	$	(1.63	)	$	(1.71	)	$	—
Net loss attributable to shareholders per share - diluted	$	(1.63	)	$	(1.63	)	$	(1.72	)	$	—