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Deferred Compensation (Details Textual) | Dec. 31, 2015 USD ($)
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Employment Agreements With Founders [Member] |
Deferred Compensation [Line Items] |
Deferred Compensation Liability, Classified, Noncurrent | $ 215,012

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- References No definition available. + Details
Name: | inlx_DeferredCompensationLineItems
Namespace Prefix: | inlx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer). + References No definition available. + Details
Name: | us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
Name: | us-gaap_TitleOfIndividualAxis=inlx_EmploymentAgreementsWithFoundersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |