Debt (Narrative) (Details) | | | 3 Months Ended | 6 Months Ended | | | | | | | | | | | |
Aug. 18, 2022 USD ($) | Oct. 14, 2021 USD ($) | Dec. 30, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 30, 2022 USD ($) | Dec. 31, 2021 USD ($) | Nov. 30, 2022 USD ($) | Sep. 30, 2022 USD ($) | Jul. 01, 2022 USD ($) | Dec. 08, 2020 | Jun. 18, 2020 USD ($) | Jun. 10, 2020 | Feb. 03, 2017 USD ($) | May 14, 2015 USD ($) | Dec. 02, 2014 USD ($) | May 28, 2014 USD ($) | May 22, 2013 USD ($) |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Amount of borrowings drawn | | | $ 0 | | | | | | | | | | | | | | |
Gain (loss) on repurchase of debt instrument | | | | | $ (204,000,000) | $ 0 | | | | | | | | | | | |
Repayments of Long-term Debt | | | | | 0 | 481,000,000 | | | | | | | | | | | |
Debt, net of debt issuance costs | | | 964,000,000 | | 964,000,000 | | | | | | | | | | | | |
Less: current portion of debt, net of debt issuance costs | | | (636,000,000) | | (636,000,000) | | | | $ (584,000,000) | | | | | | | | |
Long-term Debt, Excluding Current Maturities | | | 5,393,000,000 | | 5,393,000,000 | | | | 5,062,000,000 | | | | | | | | |
Gain (Loss) on Extinguishment of Debt | | | 204,000,000 | $ 0 | 204,000,000 | $ 0 | | | | | | | | | | | |
Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 536,000,000 | | 536,000,000 | | | | | | | | | | | | |
Long-term debt, gross | | | 6,066,000,000 | | 6,066,000,000 | | | | 5,677,000,000 | | | | | | | | |
Debt issuance costs | | | (37,000,000) | | (37,000,000) | | | | (31,000,000) | | | | | | | | |
Debt, net of debt issuance costs | | | 6,029,000,000 | | 6,029,000,000 | | | | 5,646,000,000 | | | | | | | | |
Less: current portion of debt, net of debt issuance costs | | | (636,000,000) | | (636,000,000) | | | | (584,000,000) | | | | | | | | |
Long-term Debt, Excluding Current Maturities | | | 5,393,000,000 | | 5,393,000,000 | | | | 5,062,000,000 | | | | | | | | |
Net gain on debt exchange | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Gain (Loss) on Extinguishment of Debt | | | | | 204,000,000 | | | | | | | | | | | | |
Senior Notes 4.75 Percent Due June 2023 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 540,000,000 | | 540,000,000 | | | | 540,000,000 | | | | | | | | |
Senior Notes 4.875 Percent Due March 2024 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 499,000,000 | | 499,000,000 | | | | 499,000,000 | | | | | | | | |
Senior Notes 4.75 Percent Due January 2025 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 479,000,000 | | 479,000,000 | | | | 479,000,000 | | | | | | | | |
Senior Notes 4.875 percent Due June 2027 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 504,000,000 | | 504,000,000 | | | | 504,000,000 | | | | | | | | |
Senior note 4.091 percent due June 2029 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 469,000,000 | | 469,000,000 | | | | 466,000,000 | | | | | | | | |
Senior note 3.125 percent due July 2029 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt, net of debt issuance costs | | | 336,000,000 | | 336,000,000 | | | | | | | | | | | | |
Senior note 3.125 percent due July 2029 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 164,000,000 | | 164,000,000 | | | | 500,000,000 | | | | | | | | |
Senior note 3.125 percent due July 2029 | Net gain on debt exchange | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Gain (Loss) on Extinguishment of Debt | | | | | 70,000,000 | | | | | | | | | | | | |
Senior note 4.125 percent due January 2031 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt, net of debt issuance costs | | | 205,000,000 | | 205,000,000 | | | | | | | | | | | | |
Senior note 4.125 percent due January 2031 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 295,000,000 | | 295,000,000 | | | | 500,000,000 | | | | | | | | |
Senior note 4.125 percent due January 2031 | Net gain on debt exchange | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Gain (Loss) on Extinguishment of Debt | | | | | 39,000,000 | | | | | | | | | | | | |
Senior Notes 3.375 Percent due July 2031 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt, net of debt issuance costs | | | 423,000,000 | | 423,000,000 | | | | | | | | | | | | |
Senior Notes 3.375 Percent due July 2031 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 77,000,000 | | 77,000,000 | | | | 500,000,000 | | | | | | | | |
Senior Notes 3.375 Percent due July 2031 | Net gain on debt exchange | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Gain (Loss) on Extinguishment of Debt | | | | | $ 95,000,000 | | | | | | | | | | | | |
Senior Notes 9.625 Percent due December 2032 | Debt Instrument, Redemption, Period One | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed | | | | | 100% | | | | | | | | | | | | |
Senior Notes 9.625 Percent due December 2032 | Debt Instrument, Redemption, Period Two | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed | | | | | 40% | | | | | | | | | | | | |
Senior Notes 9.625 Percent due December 2032 | Debt Instrument, Redemption, Period Three | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed | | | | | 109.625% | | | | | | | | | | | | |
Senior Notes 9.625 Percent due December 2032 | Treasury Rate | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | | | | | 0.50% | | | | | | | | | | | | |
Senior Notes 9.625 Percent due December 2032 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 750,000,000 | | $ 750,000,000 | | $ 750,000,000 | | 0 | | | | | | | | |
Senior note 5.75 percent due December 2034 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 489,000,000 | | 489,000,000 | | | | 489,000,000 | | | | | | | | |
Term Loan A1 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 600,000,000 | | 600,000,000 | | | | 600,000,000 | | | | | | | | |
Term Loan A2 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | 600,000,000 | | 600,000,000 | | | | 600,000,000 | | | | | | | | |
Term Loan A3 | Reported Value Measurement [Member] | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Senior Notes | | | $ 600,000,000 | | $ 600,000,000 | | | | $ 0 | | | | | | | | |
Term Loan | Debt Instrument, Leverage, Period One | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Covenant, Maximum, Leverage Ratio | | | 5 | | 5 | | | | | | | | | | | | |
Debt Instrument, Covenant, Leverage Ratio, Minimum | | | 1 | | 1 | | | | | | | | | | | | |
Term Loan | Debt Instrument, Leverage, Period Two | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Covenant, Maximum, Leverage Ratio | | | 4.75 | | 4.75 | | | | | | | | | | | | |
Debt Instrument, Covenant, Leverage Ratio, Minimum | | | 1 | | 1 | | | | | | | | | | | | |
Term Loan | Debt Instrument, Leverage, Period Three | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Covenant, Maximum, Leverage Ratio | | | 4.5 | | 4.5 | | | | | | | | | | | | |
Debt Instrument, Covenant, Leverage Ratio, Minimum | | | 1 | | 1 | | | | | | | | | | | | |
Term Loan | Debt Instrument, Leverage, Period Four | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Covenant, Maximum, Leverage Ratio | | | 4 | | 4 | | | | | | | | | | | | |
2019 Revolving Credit Facility | Revolving Credit Facility | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Line of credit facility, maximum borrowing capacity | | $ 1,750,000,000 | | | | | | | | | | | | | | | |
Senior Notes | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | $ 1,500,000,000 | | | | | | | | | |
Senior Notes | Senior Notes 4.75 Percent Due June 2023 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | | | | | | | | | | $ 1,000,000,000 |
Stated interest rate (as a percent) | | | | | | | | | | | | | | | | | 4.75% |
Senior Notes | Senior Notes 4.875 Percent Due March 2024 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | | | | | | $ 500,000,000 | | | | |
Stated interest rate (as a percent) | | | | | | | | | | | | | 4.875% | | | | |
Senior Notes | Senior Notes 4.75 Percent Due January 2025 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | | | | | | | | | $ 1,000,000,000 | |
Stated interest rate (as a percent) | | | | | | | | | | | | | | | | 4.75% | |
Senior Notes | Senior Notes 4.875 percent Due June 2027 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | | | | | | | $ 700,000,000 | | | |
Stated interest rate (as a percent) | | | | | | | | | | | | | | 4.875% | | | |
Senior Notes | Senior note 4.091 percent due June 2029 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | | | | $ 500,000,000 | | | | | | |
Stated interest rate (as a percent) | | | | | | | | | | | 4.091% | | | | | | |
Senior Notes | Senior note 3.125 percent due July 2029 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | 500,000,000 | | | | | | | | | |
Stated interest rate (as a percent) | | | | | | | | | | 3.125% | | | | | | | |
Senior Notes | Senior note 4.125 percent due January 2031 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | 500,000,000 | | | | | | | | | |
Stated interest rate (as a percent) | | | | | | | | | | | | 4.125% | | | | | |
Senior Notes | Senior Notes 3.375 Percent due July 2031 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | $ 500,000,000 | | | | | | | | | |
Stated interest rate (as a percent) | | | | | | | | | | 3.375% | | | | | | | |
Senior Notes | Senior Notes 9.625 Percent due December 2032 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | $ 750,000,000 | | | | | | | | | | |
Stated interest rate (as a percent) | | | | | | | 9.625% | | | | | | | | | | |
Senior Notes | Senior note 5.75 percent due December 2034 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Aggregate principal amount | | | | | | | | | | | | | | | $ 500,000,000 | | |
Stated interest rate (as a percent) | | | | | | | | | | | | | | | 5.75% | | |
Term Loan A1 | Term Loan | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Line of credit facility, maximum borrowing capacity | | 600,000,000 | | | | | | | | | | | | | | | |
Term Loan A2 | Term Loan | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Line of credit facility, maximum borrowing capacity | | 600,000,000 | | | | | | | | | | | | | | | |
October 2021 Term Loan | Term Loan | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Line of credit facility, maximum borrowing capacity | | 1,800,000,000 | | | | | | | | | | | | | | | |
Term Loan A3 | Term Loan | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Line of credit facility, maximum borrowing capacity | $ 600,000,000 | $ 600,000,000 | | | | | | | | | | | | | | | |
Line of Credit Facility, Revolving Credit Commitment Increase or Revolving Credit Conversion to Term Loan, Amount | $ 100,000,000 | | | | | | | | | | | | | | | | |
Minimum | Term Loan A1 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | | 1.125% | | | | | | | | | | | | | | | |
Minimum | Term Loan A2 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | | 1.25% | | | | | | | | | | | | | | | |
Minimum | Term Loan A3 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | 1.25% | | | | | | | | | | | | | | | | |
Maximum | Term Loan A1 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | | 2.375% | | | | | | | | | | | | | | | |
Maximum | Term Loan A2 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | | 2.50% | | | | | | | | | | | | | | | |
Maximum | Term Loan A3 | | | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Basis Spread on Variable Rate | 2.50% | | | | | | | | | | | | | | | | |