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Debt - Narrative (Details)
₨ in Millions, $ in Millions
1 Months Ended
Apr. 30, 2023
USD ($)
Apr. 30, 2023
INR (₨)
Mar. 31, 2023
USD ($)
Jul. 31, 2022
USD ($)
Jul. 31, 2022
INR (₨)
Jul. 31, 2023
USD ($)
Jul. 31, 2023
INR (₨)
Jun. 30, 2023
USD ($)
Dec. 31, 2022
USD ($)
2022 INR Term Loan                  
Debt Instrument [Line Items]                  
Proceeds from issuance of debt       $ 284 ₨ 22,600        
Short-term debt         ₨ 22,700     $ 277 $ 275
2023 INR Term Loan                  
Debt Instrument [Line Items]                  
Proceeds from issuance of debt $ 61 ₨ 4,960              
Short-term debt   ₨ 4,970           61 0
2023 INR Term Loan | Subsequent Event                  
Debt Instrument [Line Items]                  
Short-term debt           $ 342 ₨ 28,000    
Short-Term Debt, Period Increase (Decrease)           $ 5 ₨ 412    
Senior Notes | March 2028 Notes                  
Debt Instrument [Line Items]                  
Long-term debt, gross     $ 750         750 0
Senior Notes | March 2033 Notes                  
Debt Instrument [Line Items]                  
Long-term debt, gross     750         $ 750 $ 0
Senior Notes | Notes Issued 2023, USD                  
Debt Instrument [Line Items]                  
Proceeds from issuance of debt     $ 1,489