Cover
Cover | Nov. 04, 2021 | Aug. 05, 2021 |
Cover [Abstract] | ||
Document Type | 8-K | |
Document Period End Date | Nov. 4, 2021 | |
Entity Registrant Name | CRA INTERNATIONAL, INC. | |
Entity Incorporation, State or Country Code | MA | |
Entity File Number | 000-24049 | |
Entity Tax Identification Number | 04-2372210 | |
Entity Address, Address Line One | 200 Clarendon Street, | |
Entity Address, City or Town | Boston, | |
Entity Address, State or Province | MA | |
Entity Address, Postal Zip Code | 02116 | |
City Area Code | (617) | |
Local Phone Number | 425-3000 | |
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 | CRAI | |
Security Exchange Name | NASDAQ | |
Entity Emerging Growth Company | false | |
Entity Central Index Key | 0001053706 | |
Amendment Flag | false |