Cover
| Cover | Feb. 17, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Feb. 17, 2022 |
| Entity File Number | 0-16577 |
| Entity Registrant Name | CyberOptics Corporation |
| Entity Central Index Key | 0000768411 |
| Entity Tax Identification Number | 41-1472057 |
| Entity Incorporation, State or Country Code | MN |
| Entity Address, Address Line One | 5900 Golden Hills Drive |
| Entity Address, City or Town | Minneapolis |
| Entity Address, State or Province | MN |
| Entity Address, Postal Zip Code | 55416 |
| City Area Code | 763 |
| Local Phone Number | 542-5000 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, no par value |
| Trading Symbol | CYBE |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Entity Information, Former Legal or Registered Name | Not applicable |