Annual report pursuant to Section 13 and 15(d)

Acquisitions - Narrative (Details)

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Acquisitions - Narrative (Details)
shares in Millions, $ in Millions
 1 Months Ended 12 Months Ended
Nov. 03, 2021
USD ($)
shares
Mar. 05, 2021
USD ($)
shares
Jan. 19, 2021
USD ($)
shares
Jan. 31, 2021
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Business Acquisition [Line Items]              
Recapitalization exchange ratio 2.1708            
Issuance of common stock, net of issuance costs (in shares) | shares 100            
Consideration received from sale of stock $ 1,000            
Payments for repurchase of common stock 755            
Proceeds from reverse recapitalization transaction 1,223            
Proceeds from PIPE transaction 1,000            
Cash acquired through reverse recapitalization from initial public offering 223            
Payments for reverse recapitalization transaction 49            
Payments of reverse recapitalization transaction costs 41            
Reduction to APIC for transaction costs 36            
Reverse recapitalization, transaction costs 5            
Proceeds from the merger, net of transaction costs $ 1,134       $ 0 $ 0 $ 1,134
Issuance costs             2
Related Party              
Business Acquisition [Line Items]              
Payment for financial advisory fee       $ 10      
Issuance costs             2
ATG              
Business Acquisition [Line Items]              
Percentage of voting interests acquired     100.00%        
Consideration transferred     $ 1,916        
Transaction related costs       $ 8      
Non-cash compensation expense             8
ATG | Selling, General and Administrative Expenses              
Business Acquisition [Line Items]              
Transaction related costs             $ 15
ATG | Series U-1 Preferred Stock              
Business Acquisition [Line Items]              
Consideration transferred ( in shares) | shares     110        
ATG | Common Stock              
Business Acquisition [Line Items]              
Consideration transferred ( in shares) | shares     252        
OURS Technology, Inc.              
Business Acquisition [Line Items]              
Percentage of voting interests acquired   100.00%          
Consideration transferred   $ 41          
Stock options assumed   4          
Stock options assumed, allocated to purchase price   2          
OURS Technology, Inc. | Operating Expense              
Business Acquisition [Line Items]              
Stock options assumed   $ 2          
OURS Technology, Inc. | Common Stock              
Business Acquisition [Line Items]              
Consideration transferred ( in shares) | shares   6          
Aurora Common Stock Merger              
Business Acquisition [Line Items]              
Redemption of shares (in shares) | shares 76            
Sponsor Shares              
Business Acquisition [Line Items]              
Earnout shares (in shares) | shares 7            
Sponsor Shares Subject to Time-Based Lock-Up Provision              
Business Acquisition [Line Items]              
Earnout shares (in shares) | shares 2            
Sponsor Shares Subject To Price Based vesting              
Business Acquisition [Line Items]              
Earnout shares (in shares) | shares 5            
Legacy Aurora Options              
Business Acquisition [Line Items]              
Options converted (in shares) | shares 38            
Stock Options              
Business Acquisition [Line Items]              
Options converted (in shares) | shares 82            
Legacy Aurora Restricted Stock Units              
Business Acquisition [Line Items]              
Equity instruments other than options converted (in shares) | shares 16            
RSUs              
Business Acquisition [Line Items]              
Equity instruments other than options converted (in shares) | shares 35            
Legacy Aurora Preferred Stock              
Business Acquisition [Line Items]              
Shares converted (in shares) | shares 205            
Legacy Aurora Common Stock              
Business Acquisition [Line Items]              
Shares converted (in shares) | shares 458            
Aurora Common Stock              
Business Acquisition [Line Items]              
Shares converted (in shares) | shares 995