Condensed Consolidating Financial Information - Condensed Income Statement (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Condensed Income Statements, Captions [Line Items]
Net revenues	$ 22,665	$ 40,578
Cost of sales	31,595	56,366
Gross profit (loss)	(8,930)	(15,788)
Total operating expenses	21,199	30,901
Loss from operations	(30,129)	(46,689)
Interest expense, net	(4,734)	(4,625)
Intercompany interest, net	0	0
Equity in losses of investments	0	0
Other income (expense)	120	(3,219)
Income (loss) before income taxes	(34,743)	(54,533)
Income tax expense (benefit)	293	983
Net income (loss)	(35,036)	(55,516)
Net loss attributable to noncontrolling interests	22	252
Net income (loss) attributable to ION	(35,014)	(55,264)
Comprehensive net loss	(36,498)	(56,861)
Comprehensive loss attributable to noncontrolling interest	22	252
Comprehensive net loss attributable to ION	(36,476)	(56,609)
Reportable Legal Entities [Member] | ION Geophysical Corporation [Member]
Condensed Income Statements, Captions [Line Items]
Net revenues	0	0
Cost of sales	0	0
Gross profit (loss)	0	0
Total operating expenses	7,411	7,916
Loss from operations	(7,411)	(7,916)
Interest expense, net	(4,693)	(4,551)
Intercompany interest, net	232	139
Equity in losses of investments	(23,135)	(42,857)
Other income (expense)	26	(29)
Income (loss) before income taxes	(34,981)	(55,214)
Income tax expense (benefit)	33	50
Net income (loss)	(35,014)	(55,264)
Net loss attributable to noncontrolling interests	0	0
Net income (loss) attributable to ION	(35,014)	(55,264)
Comprehensive net loss	(36,498)	(56,609)
Comprehensive loss attributable to noncontrolling interest	0	0
Comprehensive net loss attributable to ION	(36,498)	(56,609)
Reportable Legal Entities [Member] | The Guarantors [Member]
Condensed Income Statements, Captions [Line Items]
Net revenues	11,162	18,849
Cost of sales	21,427	24,775
Gross profit (loss)	(10,265)	(5,926)
Total operating expenses	7,816	13,080
Loss from operations	(18,081)	(19,006)
Interest expense, net	(70)	(72)
Intercompany interest, net	(1,017)	(657)
Equity in losses of investments	(1,808)	(18,922)
Other income (expense)	(359)	15
Income (loss) before income taxes	(21,335)	(38,642)
Income tax expense (benefit)	253	51
Net income (loss)	(21,588)	(38,693)
Net loss attributable to noncontrolling interests	0	0
Net income (loss) attributable to ION	(21,588)	(38,693)
Comprehensive net loss	(21,588)	(40,053)
Comprehensive loss attributable to noncontrolling interest	0	0
Comprehensive net loss attributable to ION	(21,588)	(40,053)
Reportable Legal Entities [Member] | All Other Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Net revenues	11,501	22,135
Cost of sales	10,166	31,997
Gross profit (loss)	1,335	(9,862)
Total operating expenses	5,972	9,905
Loss from operations	(4,637)	(19,767)
Interest expense, net	29	(2)
Intercompany interest, net	785	518
Equity in losses of investments	0	0
Other income (expense)	453	(3,205)
Income (loss) before income taxes	(3,370)	(22,456)
Income tax expense (benefit)	7	882
Net income (loss)	(3,377)	(23,338)
Net loss attributable to noncontrolling interests	0	252
Net income (loss) attributable to ION	(3,377)	(23,086)
Comprehensive net loss	(4,839)	(24,698)
Comprehensive loss attributable to noncontrolling interest	22	252
Comprehensive net loss attributable to ION	(4,817)	(24,446)
Consolidation, Eliminations [Member]
Condensed Income Statements, Captions [Line Items]
Net revenues	2	(406)
Cost of sales	2	(406)
Gross profit (loss)	0	0
Total operating expenses	0	0
Loss from operations	0	0
Interest expense, net	0	0
Intercompany interest, net	0	0
Equity in losses of investments	24,943	61,779
Other income (expense)	0	0
Income (loss) before income taxes	24,943	61,779
Income tax expense (benefit)	0	0
Net income (loss)	24,943	61,779
Net loss attributable to noncontrolling interests	22	0
Net income (loss) attributable to ION	24,965	61,779
Comprehensive net loss	26,427	64,499
Comprehensive loss attributable to noncontrolling interest	0	0
Comprehensive net loss attributable to ION	$ 26,427	$ 64,499