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Revenue Recognition (Tables)
 3 Months Ended
Mar. 31, 2024
Revenue Recognition [Line Items]  
Disaggregation of Revenue [Table Text Block]
The following table sets forth our revenue disaggregated by category and reportable segment (in millions):

Three Months Ended March 31,
 20242023
Wholesale - North America$1,422 $1,148 
Europe1,637 1,548 
Specialty422 396 
Self Service 54 60 
Parts and services3,535 3,152 
Wholesale - North America78 81 
Europe7 7 
Self Service83 109 
Other168 197 
Total revenue$3,703 $3,349 
Variable Consideration
Amounts related to variable consideration on our Unaudited Condensed Consolidated Balance Sheets are as follows (in millions):
 ClassificationMarch 31, 2024December 31, 2023
Return assetPrepaid expenses and other current assets$72 $68 
Refund liabilityRefund liability137 132 
Variable consideration reserveReceivables, net of allowance for credit losses102 155 
Revenue from External Customers by Geographic Area The following table sets forth our revenue by geographic area (in millions):
Three Months Ended March 31,
 20242023
Revenue
United States$1,795$1,681
Germany425416
United Kingdom445415
Other countries1,038837
Total revenue$3,703$3,349