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Capital Stock and Equity Compensation (Tables) | 12 Months Ended
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Dec. 31, 2023
Share-Based Payment Arrangement, Noncash Expense [Abstract] |
Schedule of Shares of Capital Stock Reserved for Possible Future Issuance | Shares of capital stock reserved for possible future issuance were as follows:
| As of December 31,
| 2023 |  | 2022
Shares reserved for issuance under outstanding restricted stock unit awards | 248,055 |  |  | 255,310 |
Deferred compensation to be paid in stock, including deferred stock units | 8,100 |  |  | 6,850 |
Additional shares reserved for issuance under Rogers Corporation 2019 Long-Term Equity Compensation Plan | 842,046 |  |  | 914,439 |
Shares reserved for issuance under the Rogers Corporation Employee Stock Purchase Plan | 59,611 |  |  | 59,611 |
Total | 1,157,812 |  |  | 1,236,210 |
Schedule of Weighted-Average Assumptions Used | Below were the assumptions used in the Monte Carlo calculation for each material award granted in 2023 and 2021:
| February 9, 2023 |  | February 10, 2021
Expected volatility | 53.2% |  | 51.0%
Expected term | 2.9 years |  | 2.9 years
Risk-free interest rate | 4.08% |  | 0.18%
Schedule of Restricted Stock And Restricted Stock Activity | A summary of activity of the outstanding performance-based restricted stock units for 2023, 2022 and 2021 is presented below:
| 2023 |  | 2022 |  | 2021
| Awards Outstanding |  | Weighted- Average Grant Date Fair Value |  | Awards Outstanding |  | Weighted- Average Grant Date Fair Value |  | Awards Outstanding |  | Weighted- Average Grant Date Fair Value
Awards outstanding as of January 1 | 65,513 |  |  | $ | 201.18 |  |  | 114,554 |  |  | $ | 196.23 |  |  | 111,059 |  |  | $ | 170.84 |
Awards granted | 50,551 |  |  | 241.47 |  |  | 26,819 |  |  | 176.33 |  |  | 41,507 |  |  | 258.17 |
Stock issued | (8,775) |  |  | 147.58 |  |  | (60,053) |  |  | 179.72 |  |  | — |  |  | — |
Awards forfeited | (33,761) |  |  | 174.43 |  |  | (15,807) |  |  | 204.69 |  |  | (38,012) |  |  | 189.69 |
Awards outstanding as of December 31 | 73,528 |  |  | $ | 247.55 |  |  | 65,513 |  |  | $ | 201.18 |  |  | 114,554 |  |  | $ | 196.23 |
A summary of activity of the outstanding time-based restricted stock units for 2023, 2022 and 2021 is presented below:
| 2023 |  | 2022 |  | 2021
| Awards Outstanding |  | Weighted- Average Grant Date Fair Value |  | Awards Outstanding |  | Weighted- Average Grant Date Fair Value |  | Awards Outstanding |  | Weighted- Average Grant Date Fair Value
Awards outstanding as of January 1 | 124,284 |  |  | $ | 194.60 |  |  | 96,989 |  |  | $ | 157.49 |  |  | 102,142 |  |  | $ | 120.16 |
Awards granted | 67,734 |  |  | 148.85 |  |  | 96,620 |  |  | 219.60 |  |  | 50,640 |  |  | 180.19 |
Stock issued | (62,251) |  |  | 173.52 |  |  | (48,253) |  |  | 183.00 |  |  | (46,329) |  |  | 146.45 |
Awards forfeited | (28,768) |  |  | 213.84 |  |  | (21,072) |  |  | 223.90 |  |  | (9,464) |  |  | 146.58 |
Awards outstanding as of December 31 | 100,999 |  |  | $ | 171.43 |  |  | 124,284 |  |  | $ | 194.60 |  |  | 96,989 |  |  | $ | 157.49 |
A summary of activity of the outstanding deferred stock units for 2023, 2022 and 2021 is presented below:
| 2023 |  | 2022 |  | 2021
| Awards Outstanding |  | Weighted- Average Grant Date Fair Value |  | Awards Outstanding |  | Weighted- Average Grant Date Fair Value |  | Awards Outstanding |  | Weighted- Average Grant Date Fair Value
Awards outstanding as of January 1 | 6,850 |  |  | $ | 232.51 |  |  | 9,500 |  |  | $ | 173.82 |  |  | 12,450 |  |  | $ | 113.96 |
Awards granted | 8,100 |  |  | 161.90 |  |  | 4,800 |  |  | 272.12 |  |  | 6,450 |  |  | 188.60 |
Stock issued | (6,850) |  |  | 232.51 |  |  | (7,450) |  |  | 183.20 |  |  | (9,400) |  |  | 104.68 |
Awards outstanding as of December 31 | 8,100 |  |  | $ | 161.9 |  |  | 6,850 |  |  | $ | 232.51 |  |  | 9,500 |  |  | $ | 173.82 |

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