Net Loss per Share (Tables)

12 Months Ended

Dec. 31, 2016

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 earnings per share follows:

	Year Ended December 31,
	2016	2015	2014
Basic	56,063,777	56,452,408	54,478,754
Effect of assumed exercised options	—	—	—
Diluted	56,063,777	56,452,408	54,478,754