Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 1,914	$ (20,156)	$ (58,385)	$ (19,900)
Other comprehensive loss, net of taxes, as appropriate:
Foreign currency translation adjustments	(1,083)	(1,365)	(5,282)	(757)
Comprehensive net income (loss)	831	(21,521)	(63,667)	(20,657)
Comprehensive (income) loss attributable to noncontrolling interest	(215)	(227)	(272)	322
Comprehensive net income (loss) attributable to ION	$ 616	$ (21,748)	$ (63,939)	$ (20,335)