Debt - Schedule of Debt Exchange (Details) - Senior Notes $ in Millions	Apr. 19, 2023 USD ($)
Debt Instrument [Line Items]
Aggregate Principal Amount Tendered and Consents Received	$ 3,014
Percentage of Total Outstanding Principal Amount of such Series of Old Notes Tendered and Consenting	97.30%
Aggregate Principal Amount of CPRC Notes Issued	$ 3,014
3.125 % Senior Notes due 2026
Debt Instrument [Line Items]
Interest rate	3.125%
Aggregate Principal Amount Tendered and Consents Received	$ 227
Percentage of Total Outstanding Principal Amount of such Series of Old Notes Tendered and Consenting	90.80%
Aggregate Principal Amount of CPRC Notes Issued	$ 227
2.875 % Senior Notes due 2029
Debt Instrument [Line Items]
Interest rate	2.875%
Aggregate Principal Amount Tendered and Consents Received	$ 415
Percentage of Total Outstanding Principal Amount of such Series of Old Notes Tendered and Consenting	97.60%
Aggregate Principal Amount of CPRC Notes Issued	$ 415
4.300 % Senior Notes due 2043
Debt Instrument [Line Items]
Interest rate	4.30%
Aggregate Principal Amount Tendered and Consents Received	$ 448
Percentage of Total Outstanding Principal Amount of such Series of Old Notes Tendered and Consenting	100.00%
Aggregate Principal Amount of CPRC Notes Issued	$ 448
4.950% Senior Notes due 2045
Debt Instrument [Line Items]
Interest rate	4.95%
Aggregate Principal Amount Tendered and Consents Received	$ 463
Percentage of Total Outstanding Principal Amount of such Series of Old Notes Tendered and Consenting	92.80%
Aggregate Principal Amount of CPRC Notes Issued	$ 463
4.700 % Senior Notes due 2048
Debt Instrument [Line Items]
Interest rate	4.70%
Aggregate Principal Amount Tendered and Consents Received	$ 498
Percentage of Total Outstanding Principal Amount of such Series of Old Notes Tendered and Consenting	99.60%
Aggregate Principal Amount of CPRC Notes Issued	$ 498
3.500 % Senior Notes due 2050
Debt Instrument [Line Items]
Interest rate	3.50%
Aggregate Principal Amount Tendered and Consents Received	$ 543
Percentage of Total Outstanding Principal Amount of such Series of Old Notes Tendered and Consenting	98.70%
Aggregate Principal Amount of CPRC Notes Issued	$ 543
4.200 % Senior Notes due 2069
Debt Instrument [Line Items]
Interest rate	4.20%
Aggregate Principal Amount Tendered and Consents Received	$ 420
Percentage of Total Outstanding Principal Amount of such Series of Old Notes Tendered and Consenting	98.90%
Aggregate Principal Amount of CPRC Notes Issued	$ 420