XML 21 R57.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Joint Ventures (Accounted for Under Equity Method of Accounting) (Details) | 3 Months Ended
--- | ---
Mar. 31, 2014
Schedule of Equity Method Investments [Line Items] |
Fiscal Year-End | --12-31
Rogers INOAC Corporation [Member] | JAPAN [Member] | High Performance Foams [Member] |
Schedule of Equity Method Investments [Line Items] |
Fiscal Year-End | --10-31
Rogers INOAC Suzhou Corporation [Member] | CHINA [Member] | High Performance Foams [Member] |
Schedule of Equity Method Investments [Line Items] |
Fiscal Year-End | --12-31

X
- Definition End date of current fiscal year in the format --MM-DD. + References No definition available. + Details
Name: | dei_CurrentFiscalYearEndDate
Namespace Prefix: | dei_
Data Type: | xbrli:gMonthDayItemType
Balance Type: | na
Period Type: | duration

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