Earnings (Loss) Per Share (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Components of basic and diluted earnings per common share

:

	Three months ended June 30,		Six months ended June 30,
	2018	2017	2018	2017
Weighted average common shares outstanding - Basic	57,869	57,854	57,566	57,764
Assumed conversions:
Incremental common shares from stock options	—	—	—	—
Incremental common shares from restricted stock units	—	—	—	—
Weighted average common shares outstanding - Diluted	57,869	57,854	57,566	57,764