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Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended
--- | --- | ---
Dec. 31, 2021 | Sep. 30, 2025
Long Term Purchase Commitment [Line Items] |  |
Purchase commitment amount |  | $ 0.0
Microsoft |  |
Long Term Purchase Commitment [Line Items] |  |
Purchase commitment amount | $ 110.0 |
Purchase commitment, end date | 2028-12 |
Purchase commitment, option to extend remaining commitment term | 12 months |
Purchase commitment, option to extend remaining commitment date | 2029-12 |
Purchase commitment, remaining |  | $ 71.3

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- Definition Long term purchase commitment end date. + References No definition available. + Details
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Namespace Prefix: | inta_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

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- Definition Long term purchase commitment, option to extend remaining commitment date. + References No definition available. + Details
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Namespace Prefix: | inta_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

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- Definition Long term purchase commitment option to extend remaining commitment term. + References No definition available. + Details
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Namespace Prefix: | inta_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition The minimum amount the entity agreed to spend under the long-term purchase commitment. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- 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
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- Definition Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(17)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(25)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |