v3.25.0.1
Discontinued Operations - Major Line Items Included in Statement of Operations (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disposal Group Operating Expense [Abstract]      
Net loss from discontinued operations $ 0 $ 0 $ (13)
Discontinued Operations, Disposed Of By Means Other Than Sale, Wind Down | Zillow Offers Operations      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Revenue     4,249
Cost of revenue     4,023
Gross profit     226
Disposal Group Operating Expense [Abstract]      
Sales and marketing     153
Technology and development     6
General and administrative     10
Impairment and restructuring costs     25
Total operating expenses     194
Income from discontinued operations     32
Loss on extinguishment of debt     (21)
Other income, net     13
Interest expense     (36)
Loss from discontinued operations before income taxes     (12)
Income tax expense     (1)
Net loss from discontinued operations     $ (13)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Share [Abstract]      
Net loss from discontinued operations per share - basic (usd per share)     $ (0.05)
Net loss from discontinued operations per share - diluted (usd per share)     $ (0.05)