XML 61 R51.htm IDEA: XBRL DOCUMENT
v3.25.1

Investments In Securities and Fair Value (Schedule of Cost-method Investments) (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Fair​Value​Assets​Measured​On​Nonrecurring​Basis​Reconciliation​Calculation​Roll​Forward [Line Items] |  |
Equity investments in unconsolidated affiliates, measurement alternative | $ 7,920 | $ 8,166
Notes receivable, fair value disclosure | 929 | 641
Other assets, fair value disclosure | 8,849 | 8,807
Level 1 |  |
Fair​Value​Assets​Measured​On​Nonrecurring​Basis​Reconciliation​Calculation​Roll​Forward [Line Items] |  |
Equity investments in unconsolidated affiliates, measurement alternative | 0 | 0
Notes receivable, fair value disclosure | 0 | 0
Other assets, fair value disclosure | 0 | 0
Level 2 |  |
Fair​Value​Assets​Measured​On​Nonrecurring​Basis​Reconciliation​Calculation​Roll​Forward [Line Items] |  |
Equity investments in unconsolidated affiliates, measurement alternative | 0 | 0
Notes receivable, fair value disclosure | 0 | 0
Other assets, fair value disclosure | 0 | 0
Level 3 |  |
Fair​Value​Assets​Measured​On​Nonrecurring​Basis​Reconciliation​Calculation​Roll​Forward [Line Items] |  |
Equity investments in unconsolidated affiliates, measurement alternative | 7,920 | 8,166
Notes receivable, fair value disclosure | 929 | 641
Other assets, fair value disclosure | $ 8,849 | $ 8,807

X
- Definition Fair​Value​Assets​Measured​On​Nonrecurring​Basis​Reconciliation​Calculation​Roll​Forward [Line Items] + References No definition available. + Details
Name: | itic_FairValueAssetsMeasuredOnNonrecurringBasisReconciliationCalculationRollForwardLineItems
Namespace Prefix: | itic_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value portion of investments in an entity not consolidated. Includes, but is not limited to, investments in an entity that is affiliated with the reporting entity by means of direct or indirect ownership, an entity in which the reporting entity shares control of the entity with another party or group, an entity which the company has significant influence, but does not have control and subsidiaries that are not required to be consolidated and are accounted for using the equity or cost method. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2E -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of an agreement for an unconditional promise by the maker to pay the holder a definite sum of money at a future date. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-10 + Details
Name: | us-gaap_NotesReceivableFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of other assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2E -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_OtherAssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |