Shareholders Equity and Stock Options (Shares of Capital Stock Reserved) (Details)	Dec. 31, 2013	Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares reserved for future issuance	2,293,823,000	3,361,547,000
Stock acquisition program (shares) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares reserved for future issuance	120,883,000	120,883,000
Stock options and restricted stock (shares) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares reserved for future issuance	1,328,414,000	2,081,116,000
Shares available for issuance (shares) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares reserved for future issuance	479,307,000	659,292,000
Rogers Employee and Investment Plan (shares) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares reserved for future issuance	169,044,000	249,490,000
Rogers Corporation Global Stock Ownership Plan for Employees (shares) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares reserved for future issuance	181,617,000	201,676,000
Deferred compensation to be paid in stock (shares) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares reserved for future issuance	14,558,000	49,090,000