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v3.20.4

Retirement Savings Plan (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Defined Contribution Plan Disclosure [Line Items] |  |
Employer matching contribution (in percent) | 50.00% |
Employer matching maximum contribution | $ 500 |
Matching contributions | $ 3,000 | $ 3,000
Minimum |  |
Defined Contribution Plan Disclosure [Line Items] |  |
Employee contribution (in percent) | 1.00% |
Maximum |  |
Defined Contribution Plan Disclosure [Line Items] |  |
Employee contribution (in percent) | 60.00% |

X
- Definition Percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
Name: | ilink_DefinedContributionPlanAnnualContributionsPerEmployeePercent
Namespace Prefix: | ilink_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of maximum discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
Name: | ilink_DefinedContributionPlanMaximumEmployerMatchingContribution
Namespace Prefix: | ilink_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanDisclosureLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum amount the employee may contribute to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |