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Unaudited Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 6,416	$ (10,338)	$ 13,793	$ (14,940)
Other comprehensive loss:
Foreign currency translation adjustments	4,161	(5,428)	(1,684)	(1,073)
Comprehensive Income (loss)	10,577	(15,766)	12,109	(16,013)
Less: net income (loss) attributable to noncontrolling interest	15	(40)	28	7
Comprehensive Income (loss) attributable to Mistras Group, Inc	$ 10,562	$ (15,726)	$ 12,081	$ (16,020)

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