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Unaudited Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 1,004	$ (4,978)
Other comprehensive loss:
Foreign currency translation adjustments	(4,229)	1,273
Comprehensive Loss	(3,225)	(3,705)
Less: net income attributable to noncontrolling interests, net of taxes	9	8
Comprehensive loss attributable to Mistras Group, Inc.	$ (3,234)	$ (3,713)

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