The percentage of ownership that the holder of a notes receivable is entitled to upon conversion.

No definition available.

Name:	ins_NotesReceivableConversionPercentage
Namespace Prefix:	ins_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The stated interest rate of notes receivable.

+ References

No definition available.

+ Details

Name:	ins_NotesReceivableStatedInterestRate
Namespace Prefix:	ins_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The entire commitment to lend made by the company to another entity.

+ References

No definition available.

+ Details

Name:	ins_ReceivableCommitmentToLend
Namespace Prefix:	ins_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash outflow to acquire an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among myriad other features and characteristics.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585

+ Details

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

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=ins_PrivatelyheldIdentityAndProfessionalServicesCompanyWithTiesToTheFintechIndustryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=ins_PrivatelyheldIdentityAndProfessionalServicesCompanyWithTiesToTheFintechIndustryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=ins_LoanAgreementSixPercentMaturingJune2021Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=ins_PrivateLimitedIndiaBasedCompanyInTheFintechIndustryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 4 - Notes Receivable (Details Textual) - USD ($)	1 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended
Note 4 - Notes Receivable (Details Textual) - USD ($)	Jun. 30, 2019	Mar. 31, 2018	Sep. 30, 2019	Dec. 31, 2018	Sep. 30, 2017
Privately-Held Identity and Professional Services Company With Ties to the FinTech Industry [Member]
Equity Method Investment, Ownership Percentage	40.00%
Privately-Held Identity and Professional Services Company With Ties to the FinTech Industry [Member]
Receivable Commitment to Lend					$ 1,500,000
Payments to Acquire Notes Receivable			$ 500,000	$ 550,000
Privately-Held Identity and Professional Services Company With Ties to the FinTech Industry [Member] \| Loan Agreement, Six Percent, Maturing June 2021 [Member]
Payments to Acquire Notes Receivable	$ 1,000,000
Notes Receivable, Stated Interest Rate	6.00%
Private Limited India Based Company in the FinTech Industry [Member]
Receivable Commitment to Lend		$ 435,000
Payments to Acquire Notes Receivable		$ 235,000
Notes Receivable, Stated Interest Rate		5.00%
Private Limited India Based Company in the FinTech Industry [Member] \| Maximum [Member]
Notes Receivable, Conversion, Percentage		10.00%