XML 120 R107.htm IDEA: XBRL DOCUMENT
v3.20.4

Supplemental Financial Information (Allocation of Restructuring and Impairment Charges to Operating Segments) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Restructuring Cost and Reserve [Line Items] |  |  |
Total restructuring and impairment charges | $ 12,987 | $ 2,485 | $ 4,038
Allocated restructuring charges | Advanced Connectivity Solutions |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total restructuring and impairment charges | 4,288 | 0 | 244
Allocated restructuring charges | Elastomeric Material Solutions |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total restructuring and impairment charges | 401 | 948 | 2,152
Allocated restructuring charges | Power Electronics Solutions |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total restructuring and impairment charges | 7,659 | 0 | 136
Allocated impairment charges | Advanced Connectivity Solutions |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total restructuring and impairment charges | 335 | 1,537 | 1,506
Allocated impairment charges | Elastomeric Material Solutions |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total restructuring and impairment charges | 52 | 0 | 0
Allocated impairment charges | Power Electronics Solutions |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total restructuring and impairment charges | $ 252 | $ 0 | $ 0

X
- 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
Name: | us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_RestructuringCostsAndAssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=us-gaap_EmployeeSeveranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rog_AdvancedConnectivitySolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rog_ElastomericMaterialSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rog_PowerElectronicsSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=rog_AssetImpairmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |