Cover
| Cover | Aug. 01, 2024 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Aug. 01, 2024 |
| Entity Registrant Name | LegalZoom.com, Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-35618 |
| Entity Tax Identification Number | 95-4752856 |
| Entity Address, Address Line One | 954 Villa Street |
| Entity Address, City or Town | Mountain View |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94041 |
| City Area Code | 323 |
| Local Phone Number | 962-8600 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.001 per share |
| Trading Symbol | LZ |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001286139 |