Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net loss	$ (440)	$ (16,414)	$ (31,220)	$ (23,921)
Other comprehensive loss, net of taxes, as appropriate:
Foreign currency translation adjustments	(494)	772	73	(1,743)
Comprehensive net loss	(934)	(15,642)	(31,147)	(25,664)
Comprehensive (income) loss attributable to noncontrolling interests	107	(144)	86	(119)
Comprehensive net loss attributable to ION	$ (827)	$ (15,786)	$ (31,061)	$ (25,783)