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

12 Months Ended

Dec. 31, 2015

Summary Of Significant Accounting Policies Net Loss Per Share Tables

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,
Numerator:		2015		2014		2013
Net loss available for common shareholders	$	(14,542)	$	(18,120)	$	(13,178)
Denominator:
Weighted-average common shares outstanding		46,540		41,599		28,025
Net loss per share - basic and diluted	$	(0.31)	$	(0.44)	$	(0.47)

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

As of December 31, 2015, 2014 and 2013, we excluded the following convertible securities from diluted net loss per share as the effect of including them would have been anti-dilutive. 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,
	2015	2014	2013
Options outstanding and warrants exercisable	8,185	8,953	9,996
Nonvested equity shares	60	60	108
	8,245	9,013	10,104