Condensed Consolidating Financial Information - Condensed Balance Sheet (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 144,438	$ 173,608	$ 197,306	$ 148,056
Accounts receivable, net	39,369	114,325
Unbilled receivables	24,098	22,599
Inventories	42,976	51,162
Prepaid expenses and other current assets	13,007	13,662
Total current assets	263,888	375,356
Deferred income tax asset	8,605	8,604
Property, plant, equipment and seismic rental equipment, net	79,739	69,840
Multi-client data library, net	128,598	118,669
Investment in subsidiaries	0	0
Goodwill	26,289	27,388
Intangible assets, net	6,276	6,788
Intercompany receivables	0	0
Other assets	10,064	10,612
Total assets	523,459	617,257
Current liabilities:
Current maturities of long-term debt	7,242	7,649
Accounts payable	29,150	36,863
Accrued expenses	50,849	65,264
Accrued multi-client data library royalties	15,604	35,219
Deferred revenue	11,327	8,262
Total current liabilities	114,172	153,257
Long-term debt, net of current maturities	182,421	182,945
Intercompany payables	0	0
Other long-term liabilities	144,979	143,804
Total liabilities	441,572	480,006
Redeemable noncontrolling interests	1,325	1,539
Stockholders’ equity:
Common stock	1,647	1,645
Additional paid-in capital	889,255	887,749
Accumulated earnings (deficit)	(789,673)	(734,409)
Accumulated other comprehensive income (loss)	(14,152)	(12,807)
Due from ION Geophysical Corporation	0	0
Treasury stock	(6,565)	(6,565)
Total stockholders' equity	80,512	135,613
Noncontrolling interests	50	99
Total equity	80,562	135,712
Total liabilities and equity	523,459	617,257
Reportable Legal Entities [Member] | ION Geophysical Corporation [Member]
Current assets:
Cash and cash equivalents	73,704	109,514	154,845	124,701
Accounts receivable, net	0	123
Unbilled receivables	0	0
Inventories	0	0
Prepaid expenses and other current assets	5,827	6,692
Total current assets	79,531	116,329
Deferred income tax asset	(7,852)	(7,852)
Property, plant, equipment and seismic rental equipment, net	5,972	6,412
Multi-client data library, net	0	0
Investment in subsidiaries	631,284	675,499
Goodwill	0	0
Intangible assets, net	0	0
Intercompany receivables	43,490	29,979
Other assets	8,935	10,191
Total assets	761,360	830,558
Current liabilities:
Current maturities of long-term debt	0	0
Accounts payable	2,260	4,308
Accrued expenses	5,268	3,904
Accrued multi-client data library royalties	0	0
Deferred revenue	0	0
Total current liabilities	7,528	8,212
Long-term debt, net of current maturities	175,000	175,000
Intercompany payables	495,667	509,124
Other long-term liabilities	2,653	2,609
Total liabilities	680,848	694,945
Redeemable noncontrolling interests	0	0
Stockholders’ equity:
Common stock	1,647	1,645
Additional paid-in capital	889,255	887,749
Accumulated earnings (deficit)	(789,673)	(734,409)
Accumulated other comprehensive income (loss)	(14,152)	(12,807)
Due from ION Geophysical Corporation	0	0
Treasury stock	(6,565)	(6,565)
Total stockholders' equity	80,512	135,613
Noncontrolling interests	0	0
Total equity	80,512	135,613
Total liabilities and equity	761,360	830,558
Reportable Legal Entities [Member] | The Guarantors [Member]
Current assets:
Cash and cash equivalents	0	0	1,539	0
Accounts receivable, net	20,410	49,892
Unbilled receivables	20,604	18,548
Inventories	3,966	4,013
Prepaid expenses and other current assets	3,273	2,697
Total current assets	48,253	75,150
Deferred income tax asset	6,675	6,675
Property, plant, equipment and seismic rental equipment, net	30,748	33,065
Multi-client data library, net	112,417	96,423
Investment in subsidiaries	258,010	278,294
Goodwill	0	0
Intangible assets, net	5,822	6,254
Intercompany receivables	0	0
Other assets	167	147
Total assets	462,092	496,008
Current liabilities:
Current maturities of long-term debt	6,880	6,965
Accounts payable	16,246	12,028
Accrued expenses	24,505	34,738
Accrued multi-client data library royalties	15,040	34,624
Deferred revenue	8,346	5,263
Total current liabilities	71,017	93,618
Long-term debt, net of current maturities	7,345	7,839
Intercompany payables	25,268	8,892
Other long-term liabilities	130,545	130,985
Total liabilities	234,175	241,334
Redeemable noncontrolling interests	0	0
Stockholders’ equity:
Common stock	290,460	290,460
Additional paid-in capital	180,700	180,700
Accumulated earnings (deficit)	170,153	208,846
Accumulated other comprehensive income (loss)	4,869	6,229
Due from ION Geophysical Corporation	(418,265)	(431,561)
Treasury stock	0	0
Total stockholders' equity	227,917	254,674
Noncontrolling interests	0	0
Total equity	227,917	254,674
Total liabilities and equity	462,092	496,008
Reportable Legal Entities [Member] | All Other Subsidiaries [Member]
Current assets:
Cash and cash equivalents	70,734	64,094	40,922	23,355
Accounts receivable, net	18,959	64,310
Unbilled receivables	3,494	4,051
Inventories	39,010	47,149
Prepaid expenses and other current assets	8,404	8,769
Total current assets	140,601	188,373
Deferred income tax asset	750	749
Property, plant, equipment and seismic rental equipment, net	43,019	30,363
Multi-client data library, net	16,181	22,246
Investment in subsidiaries	0	0
Goodwill	26,289	27,388
Intangible assets, net	454	534
Intercompany receivables	0	0
Other assets	962	274
Total assets	228,256	269,927
Current liabilities:
Current maturities of long-term debt	362	684
Accounts payable	10,644	20,527
Accrued expenses	16,259	21,807
Accrued multi-client data library royalties	564	595
Deferred revenue	2,981	2,999
Total current liabilities	30,810	46,612
Long-term debt, net of current maturities	76	106
Intercompany payables	18,218	21,087
Other long-term liabilities	12,063	10,489
Total liabilities	61,167	78,294
Redeemable noncontrolling interests	1,325	1,539
Stockholders’ equity:
Common stock	19,138	19,138
Additional paid-in capital	234,234	234,234
Accumulated earnings (deficit)	3,895	26,981
Accumulated other comprehensive income (loss)	(14,155)	(12,795)
Due from ION Geophysical Corporation	(77,398)	(77,563)
Treasury stock	0	0
Total stockholders' equity	165,714	189,995
Noncontrolling interests	50	99
Total equity	165,764	190,094
Total liabilities and equity	228,256	269,927
Consolidation, Eliminations [Member]
Current assets:
Cash and cash equivalents	0	0
Accounts receivable, net	0	0
Unbilled receivables	0	0
Inventories	0	0
Prepaid expenses and other current assets	(4,497)	(4,496)
Total current assets	(4,497)	(4,496)
Deferred income tax asset	9,032	9,032
Property, plant, equipment and seismic rental equipment, net	0	0
Multi-client data library, net	0	0
Investment in subsidiaries	(889,294)	(953,793)
Goodwill	0	0
Intangible assets, net	0	0
Intercompany receivables	(43,490)	(29,979)
Other assets	0	0
Total assets	(928,249)	(979,236)
Current liabilities:
Current maturities of long-term debt	0	0
Accounts payable	0	0
Accrued expenses	4,817	4,815
Accrued multi-client data library royalties	0	0
Deferred revenue	0	0
Total current liabilities	4,817	4,815
Long-term debt, net of current maturities	0	0
Intercompany payables	(539,153)	(539,103)
Other long-term liabilities	(282)	(279)
Total liabilities	(534,618)	(534,567)
Redeemable noncontrolling interests	0	0
Stockholders’ equity:
Common stock	(309,598)	(309,598)
Additional paid-in capital	(414,934)	(414,934)
Accumulated earnings (deficit)	(174,048)	(235,827)
Accumulated other comprehensive income (loss)	9,286	6,566
Due from ION Geophysical Corporation	495,663	509,124
Treasury stock	0	0
Total stockholders' equity	(393,631)	(444,669)
Noncontrolling interests	0	0
Total equity	(393,631)	(444,669)
Total liabilities and equity	$ (928,249)	$ (979,236)