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Marketable Securities (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2022	Sep. 30, 2021
Marketable Securities [Line Items]
Amount of purchases	$ 0	$ 6,027	$ 0
Amount of sales	15	15	$ 0
Gross realized gains	2	2
Gross realized losses	0	0
Gross unrealized gains		560
Gross unrealized losses		0
Historical cost	6,014	6,014
Level 1
Marketable Securities [Line Items]
Fair value of securities	$ 6,574	$ 6,574

X

- Definition

It represents Marketable equity Securities.

+ References

No definition available.

+ Details

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Namespace Prefix:	ilink_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of realized gain on investment in marketable security, including other-than-temporary impairment (OTTI).

+ References

No definition available.

+ Details

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Namespace Prefix:	ilink_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of realized loss on investment in marketable security, including other-than-temporary impairment (OTTI).

+ References

No definition available.

+ Details

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Namespace Prefix:	ilink_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of unrealized gain before deducting unrealized loss on marketable securities.

+ References

No definition available.

+ Details

Name:	ilink_MarketableSecuritiesGrossUnrealizedGains
Namespace Prefix:	ilink_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of unrealized loss before deducting unrealized gain on marketable securities.

+ References

No definition available.

+ Details

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Namespace Prefix:	ilink_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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X

- Definition

Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of cash outflow for purchase of marketable security.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26853-111562

+ Details

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

X

- Definition

The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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X

- Details

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Namespace Prefix:
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Period Type: