Summary of Significant Accounting Policies (Net Loss Per Share) (Tables)

12 Months Ended

Dec. 31, 2019

Contract with Customer, Asset, Net, Current, Percent Change

Net Loss Per Share (Tables)

The components of basic and diluted net loss per share were as follows (in thousands, except loss per share data):

		Year Ended December 31,
		2019		2018
Numerator:
Net loss available for common shareholders	$	(26,483)	$	(27,250)
Denominator:
Weighted-average common shares outstanding		111,297		86,983
Net loss per share - basic and diluted	$	(0.24)	$	(0.31)

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Tables)

The shares shown represent the number of shares of common stock which would be issued upon conversion in the respective years shown below (in thousands):

	Year Ended December 31,
	2019	2018
Options outstanding and warrants exercisable	5,104	6,619
Nonvested restricted stock units	1,215	1,149
	6,319	7,768