v3.24.3
Acquired Intangible Assets and Goodwill
 9 Months Ended
Sep. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Acquired Intangible Assets and Goodwill Acquired Intangible Assets and Goodwill
Acquired Intangible Assets—The following table presents the gross carrying amount and accumulated amortization of intangible assets:
September 30, 2024December 31, 2023
Weighted-Average Useful Lives (Years)GrossAccumulated AmortizationNetGrossAccumulated AmortizationNet
Trade names9.3$82,690 $(31,365)$51,325 $82,690 $(24,290)$58,400 
Developed technology
3.3
66,340 (65,863)477 66,340 (59,883)6,457 
Customer relationships1081,360 (29,035)52,325 81,360 (22,933)58,427 
Total$230,390 $(126,263)$104,127 $230,390 $(107,106)$123,284 

Amortization expense amounted to $4,705 and $9,747 for the three months ended September 30, 2024 and 2023, respectively and $19,158 and $29,241 for the nine months ended September 30, 2024 and 2023, respectively.
The following table presents our estimate of remaining amortization expense for intangible assets that existed as of September 30, 2024:
2024, excluding the nine months ended September 30, 2024
$4,583 
202517,618 
202617,380 
202715,633 
202815,050 
Thereafter33,863 
Estimated remaining amortization expense$104,127 

Goodwill—The following table presents the carrying amount of goodwill by reportable segment:
Real Estate ServicesRentals
Mortgage
Total
Balance as of September 30, 2024 and December 31, 2023
$250,231 $159,151 $51,967 $461,349