Earnings per Share (Tables)

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Schedule of Computations of Basic and Diluted Earnings Per Share

The following table sets forth the computations of basic and diluted earnings per share:

	For the year ended December 31,
	2021		2020		2019
Basic earnings (loss) per share:
Numerator:
Net income (loss) attributable to Mistras Group, Inc.	$	3,860	$	(99,461)	$	6,060
Denominator
Weighted average common shares outstanding	29,572		29,147		28,740
Basic earnings (loss) per share	$	0.13	$	(3.41)	$	0.21
Diluted earnings (loss) per share:
Numerator:
Net income (loss) attributable to Mistras Group, Inc.	$	3,860	$	(99,461)	$	6,060
Denominator
Weighted average common shares outstanding	29,572		29,147		28,740
Dilutive effect of stock options outstanding	558		—		98
Dilutive effect of restricted stock units outstanding	—		—		208
	30,130		29,147		29,046
Diluted earnings (loss) per share	$	0.13	$	(3.41)	$	0.21

Schedule of Potential Common Shares Excluded From the Computation of Diluted Earnings Per Share

The following potential common shares were excluded from the computation of diluted earnings per share, as the effect would have been anti-

dilutive: 

	For the year ended December 31,
	2021	2020	2019
Potential common stock attributable to restricted stock units (RSUs) and performance stock units (PSUs) outstanding (1)	109	790	42
Potential common stock attributable to stock options outstanding	5	5	5
Total	114	795	47

 (1) For the year ended December 31, 2020, 254 shares related to RSUs/PSUs, were excluded from the calculation of diluted EPS due to the net loss for the period.