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Segment reporting and concentrations (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest	6,839		5,271
Content Services [Member]
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest	14,775		8,038
Content Services [Member] | After Intersegment Elimination [Member]
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest	13,100		7,500
IADS [Member]
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest	(7,936)	[1]	(2,767)	[1]
IADS [Member] | After Intersegment Elimination [Member]
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest	(6,300)		(2,200)
Major Customer [Member]
Entity-Wide Revenue, Major Customer, Percentage	41.00%		30.00%		17.00%
Entity Wide Accounts Receivable Major Customer Percentage	55.00%		62.00%
Foreign Customer [Member]
Entity-Wide Revenue, Major Customer, Percentage	24.00%		30.00%		33.00%
Entity Wide Accounts Receivable Major Customer Percentage	30.00%		20.00%
Major Customer One [Member]
Entity-Wide Revenue, Major Customer, Percentage			14.00%		10.00%
Major Customer Two [Member]
Entity-Wide Revenue, Major Customer, Percentage					11.00%
[1] Before elimination of any inter-segment profits.

X

- Definition

Percentage of accounts receivable from a single external customer that accounts for 10 percent or more of an entity's accounts receivable.

+ References

No definition available.

+ Details

Name:	inod_EntityWideAccountsReceivableMajorCustomerPercentage
Namespace Prefix:	inod_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues.

+ References

No definition available.

+ Details

Name:	us-gaap_EntityWideRevenueMajorCustomerPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 10

-Article 5

+ Details

Name:	us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration