XML 81 R31.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Deferred Revenue (Tables)
3 Months Ended
Mar. 31, 2024
Revenue from Contract with Customer [Abstract]  
Schedule of Changes in Deferred Revenue The changes in our deferred revenue during the three months ended March 31, 2024 are as follows (in millions):
Listings RevenuesData Services and Other RevenuesMortgage TechnologyTotal
Deferred revenue balance at January 1, 2024$108 $93 $106 $307 
Additions460 161 32 653 
Amortization
(122)(99)(39)(260)
Deferred revenue balance at March 31, 2024
$446 $155 $99 $700 
The changes in our deferred revenue during the three months ended March 31, 2023 are as follows (in millions):
Listings RevenuesData Services and Other RevenuesMortgage TechnologyTotal
Deferred revenue balance at January 1, 2023$115 $88 $51 $254 
Additions
470 159 14 643 
Amortization
(127)(89)(20)(236)
Deferred revenue balance at March 31, 2023
$458 $158 $45 $661