XML 116 R90.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Defined Contribution Plans - Narrative (Details) | 12 Months Ended
--- | ---
Dec. 31, 2023
Defined Contribution [Abstract] |
Employer matching contribution, percentage of match | 75.00%
Employer matching contribution, percentage of employees' gross pay | 6.00%

X
- Definition Defined Contribution [Abstract] + References No definition available. + Details
Name: | itri_DefinedContributionAbstract
Namespace Prefix: | itri_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration