Earnings (Loss) per Share

12 Months Ended

Dec. 31, 2019

Earnings Per Share [Abstract]

Earnings (Loss) per Share

10. Earnings (Loss) per Share

The calculations of basic earnings (loss) per share and diluted earnings (loss) per share are as follows:

	Consolidated net income (loss)		Weighted average number of shares		Per share amount
Year ended December 31, 2017
Basic earnings per share	$	3,944		36,807,275	$	0.11
Effect of dilutive securities — Stock options				685,163
Diluted earnings per share	$	3,944		37,492,438	$	0.11

	Consolidated net income (loss)			Weighted average number of shares		Per share amount
Year ended December 31, 2018
Basic loss per share	$	(13,254	)		37,826,398	$	(0.35	)
Effect of dilutive securities — Stock options					—
Diluted loss per share	$	(13,254	)		37,826,398	$	(0.35	)

	Consolidated net income (loss)			Weighted average number of shares		Per share amount
Year ended December 31, 2019
Basic loss per share	$	(13,191	)		38,330,742	$	(0.34	)
Effect of dilutive securities — Stock options					—
Diluted loss per share	$	(13,191	)		38,330,742	$	(0.34	)