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v3.26.1

Postretirement Benefit Plans (Additional Information) (Details) | 3 Months Ended
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Mar. 31, 2026 plan
Retirement Benefits [Abstract] |
Number of qualified noncontributory defined benefit plans | 1

X
- Definition Number Of Qualified Noncontributory Defined Benefit Plans + References No definition available. + Details
Name: | rog_NumberOfQualifiedNoncontributoryDefinedBenefitPlans
Namespace Prefix: | rog_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_CompensationAndRetirementDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration