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Operating Leases - Operating Leases Amount Recognized (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Operating Leases, Rent Expense | $ 2,286 | $ 2,110
Long Term Operating Lease [Member] |  |
Operating Leases, Rent Expense | 1,667 | 1,813
Short Term Operating Lease [Member] |  |
Operating Leases, Rent Expense | $ 619 | $ 297

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- Definition Amount of operating lease expense. Excludes sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918638-209977 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
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Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=inod_ShortTermOperatingLeaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |