Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Reconciliation of Shares Used in Calculating Basic and Diluted Earnings Per Share

A reconciliation of shares used in calculating basic and diluted net loss per share follows:

	Three Months Ended
	March 31,
	2018	2017
Basic	57,309,707	55,975,093
Effect of assumed exercised options	—	—
Diluted	57,309,707	55,975,093