Net Income (Loss) Per Common Share (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Schedule of Basic and Diluted Weighted Average Common Shares

Basic and diluted weighted average common shares are as follows (in thousands):

	Three Months Ended March 31,
	2018		2017
Basic weighted average common shares outstanding		18,036		18,230
Weighted average common equivalent shares		—		306
Diluted weighted average common shares outstanding		18,036		18,536
Options excluded from diluted weighted average share    calculation as effect would have been anti-dilutive		1,059		374