Document and Entity Information
Document and Entity Information | Jan. 24, 2023 |
Cover [Abstract] | |
Amendment Flag | false |
Entity Central Index Key | 0000711772 |
Document Type | 8-K |
Document Period End Date | Jan. 24, 2023 |
Entity Registrant Name | CAMBRIDGE BANCORP |
Entity Incorporation State Country Code | MA |
Entity File Number | 001-38184 |
Entity Tax Identification Number | 04-2777442 |
Entity Address, Address Line One | 1336 Massachusetts Avenue |
Entity Address, City or Town | Cambridge |
Entity Address, State or Province | MA |
Entity Address, Postal Zip Code | 02138 |
City Area Code | (617) |
Local Phone Number | 876-5500 |
Written Communications | false |
Soliciting Material | false |
Pre Commencement Tender Offer | false |
Pre Commencement Issuer Tender Offer | false |
Security 12b Title | Common Stock |
Trading Symbol | CATC |
Security Exchange Name | NASDAQ |
Entity Emerging Growth Company | false |