Document and Entity Information |
Mar. 09, 2022 |
|---|---|
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Mar. 09, 2022 |
| Entity Registrant Name | Marchex, Inc. |
| Entity Central Index Key | 0001224133 |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 000-50658 |
| Entity Tax Identification Number | 35-2194038 |
| Entity Address, Address Line One | 520 Pike Street |
| Entity Address, Address Line Two | Suite 2000 |
| Entity Address, City or Town | Seattle |
| Entity Address, State or Province | WA |
| Entity Address, Postal Zip Code | 98101 |
| City Area Code | 206 |
| Local Phone Number | 331-3300 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Class B Common Stock |
| Trading Symbol | MCHX |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |