Represents the number of customers.

No definition available.

Name:	ilink_NumberOfCustomers
Namespace Prefix:	ilink_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_AllowanceForDoubtfulAccountsReceivable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=84177426&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=84177426&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13537-108611

+ Details

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599

+ Details

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

- Definition

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfOperatingSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

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

SIGNIFICANT CUSTOMERS, CONCENTRATION OF CREDIT RISK AND GEOGRAPHIC INFORMATION (Details) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($) segment customer	Sep. 30, 2016 USD ($)	Dec. 31, 2016 USD ($) customer
Significant Customers, Concentration of Credit Risk and Geographic Information
Number of operating segments \| segment			1
Revenue, net	$ 2,649	$ 3,246	$ 8,797	$ 9,105
Allowance for doubtful accounts	$ 0		$ 0		$ 0
Net revenue \| Customer Concentration Risk \| Customer A
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)	18.00%	14.00%	16.00%	12.00%
Net revenue \| Customer Concentration Risk \| Customer B
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)		23.00%	16.00%	21.00%
Net revenue \| Customer Concentration Risk \| Customer C
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)	20.00%	11.00%	14.00%	11.00%
Net revenue \| Customer Concentration Risk \| Customer D
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)				11.00%
Net revenue \| Geographic Concentration Risk
Significant Customers, Concentration of Credit Risk and Geographic Information
Revenue, net	$ 2,649	$ 3,246	$ 8,797	$ 9,105
Net revenue \| Geographic Concentration Risk \| United states
Significant Customers, Concentration of Credit Risk and Geographic Information
Revenue, net	1,249	1,699	4,238	5,191
Net revenue \| Geographic Concentration Risk \| Asia and Middle East
Significant Customers, Concentration of Credit Risk and Geographic Information
Revenue, net	1,156	1,093	3,480	2,410
Net revenue \| Geographic Concentration Risk \| Europe and other
Significant Customers, Concentration of Credit Risk and Geographic Information
Revenue, net	244	$ 454	$ 1,079	$ 1,504
Accounts receivable \| Credit Concentration Risk
Significant Customers, Concentration of Credit Risk and Geographic Information
Number of customers \| customer			3		2
Accounts receivable \| Credit Concentration Risk \| Customer One
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)			35.00%		44.00%
Accounts receivable \| Credit Concentration Risk \| Customer Two
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)			20.00%		15.00%
Accounts receivable \| Credit Concentration Risk \| Customer Three
Significant Customers, Concentration of Credit Risk and Geographic Information
Concentration risk (as a percent)			11.00%
Assets \| Geographic Concentration Risk
Significant Customers, Concentration of Credit Risk and Geographic Information
Total long-lived assets	388		$ 388		$ 354
Assets \| Geographic Concentration Risk \| United states
Significant Customers, Concentration of Credit Risk and Geographic Information
Total long-lived assets	105		105		87
Assets \| Geographic Concentration Risk \| Asia
Significant Customers, Concentration of Credit Risk and Geographic Information
Total long-lived assets	$ 283		$ 283		$ 267