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Software Development
3 Months Ended
Mar. 31, 2023
Software Development Costs [Abstract]  
Software Development
3. Software Development

Our total capitalized software development costs were $1.3 billion as of March 31, 2023 and December 31, 2022, respectively, and primarily relate to internal development costs.

Amortization of capitalized software development costs was as follows (amounts in millions):

 For the Three Months Ended March 31,
 20232022
Amortization of capitalized software development costs$125 $79