Debt - Long-term Debt (Details) - USD ($)		12 Months Ended
	Oct. 14, 2021	Jun. 28, 2024	Jun. 30, 2023	Jul. 01, 2022	Sep. 13, 2023	May 30, 2023	Nov. 30, 2022	Aug. 18, 2022	Dec. 08, 2020	Jun. 18, 2020	Jun. 10, 2020	May 14, 2015	Dec. 02, 2014	May 28, 2014
Debt Instrument [Line Items]
Stated interest rate (as a percent)						8.50%	9.625%
Current portion of long-term debt		$ (479,000,000)	$ (63,000,000)
Long-term debt, less current portion		5,195,000,000	5,388,000,000
Net (loss) gain from early redemption of debt		(29,000,000)	190,000,000	$ 0
Medium-term Notes
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity								$ 600,000,000
Reported Value Measurement
Debt Instrument [Line Items]
Long-Term Debt, Gross		5,704,000,000	5,487,000,000
Debt Issuance Costs, Net		(30,000,000)	(36,000,000)
Debt, net of debt issuance costs		5,674,000,000	5,451,000,000
Current portion of long-term debt		(479,000,000)	(63,000,000)
Long-term debt, less current portion		$ 5,195,000,000	5,388,000,000
4.750% Senior Notes due June 2023 | Reported Value Measurement
Debt Instrument [Line Items]
Stated interest rate (as a percent)		4.75%
4.875% Senior Notes due March 2024 | Reported Value Measurement
Debt Instrument [Line Items]
Stated interest rate (as a percent)		4.875%
4.75% Senior Notes due January 2025
Debt Instrument [Line Items]
Stated interest rate (as a percent)		4.75%
4.75% Senior Notes due January 2025 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 479,000,000	479,000,000
Stated interest rate (as a percent)		4.75%
4.875% Senior Notes due June 2027 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 505,000,000	504,000,000
Stated interest rate (as a percent)		4.875%
4.091% Senior Notes due June 2029 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 471,000,000	465,000,000
Stated interest rate (as a percent)		4.091%
3.125% Senior Notes due July 2029
Debt Instrument [Line Items]
Stated interest rate (as a percent)		3.125%
3.125% Senior Notes due July 2029 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 163,000,000	163,000,000
Stated interest rate (as a percent)		3.125%
4.125% Senior Notes due January 2031
Debt Instrument [Line Items]
Stated interest rate (as a percent)		4.125%
4.125% Senior Notes due January 2031 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 275,000,000	275,000,000
Stated interest rate (as a percent)		4.125%
3.375% Senior Notes due July 2031
Debt Instrument [Line Items]
Stated interest rate (as a percent)		3.375%
3.375% Senior Notes due July 2031 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 72,000,000	72,000,000
Stated interest rate (as a percent)		3.375%
5.75% Senior Notes due December 2034
Debt Instrument [Line Items]
Stated interest rate (as a percent)		5.75%
5.75% Senior Notes due December 2034 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 489,000,000	489,000,000
Term Loan A1 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		0	430,000,000
Term Loan A2 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		0	430,000,000
SOFR Based Term Loan A3 due July 2027 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 0	430,000,000
8.25% Senior Notes due December 2029
Debt Instrument [Line Items]
Stated interest rate (as a percent)		8.25%
8.25% Senior Notes due December 2029 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 500,000,000	500,000,000
Stated interest rate (as a percent)		8.25%
8.50% Senior Notes due July 2031
Debt Instrument [Line Items]
Stated interest rate (as a percent)		8.50%
8.50% Senior Notes due July 2031 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 500,000,000	500,000,000
Stated interest rate (as a percent)		8.50%
9.625% Senior Notes due December 2032
Debt Instrument [Line Items]
Stated interest rate (as a percent)		9.625%
9.625% Senior Notes due December 2032 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 750,000,000	750,000,000
Stated interest rate (as a percent)		9.625%
Convertible Senior note 3.50 percent due June 2028
Debt Instrument [Line Items]
Stated interest rate (as a percent)		3.50%
Convertible Senior note 3.50 percent due June 2028 | Reported Value Measurement
Debt Instrument [Line Items]
Current and noncurrent debt including short-term borrowings		$ 1,500,000,000	0
Convertible Debt		$ 1,500,000,000	$ 0
Senior Notes | 4.75% Senior Notes due January 2025
Debt Instrument [Line Items]
Aggregate principal amount														$ 1,000,000,000
Stated interest rate (as a percent)														4.75%
Senior Notes | 4.875% Senior Notes due June 2027
Debt Instrument [Line Items]
Aggregate principal amount												$ 700,000,000
Stated interest rate (as a percent)												4.875%
Senior Notes | 4.091% Senior Notes due June 2029
Debt Instrument [Line Items]
Aggregate principal amount										$ 500,000,000
Stated interest rate (as a percent)										4.091%
Senior Notes | 3.125% Senior Notes due July 2029
Debt Instrument [Line Items]
Aggregate principal amount									$ 500,000,000
Stated interest rate (as a percent)									3.125%
Senior Notes | 4.125% Senior Notes due January 2031
Debt Instrument [Line Items]
Aggregate principal amount											$ 500,000,000
Stated interest rate (as a percent)											4.125%
Senior Notes | 3.375% Senior Notes due July 2031
Debt Instrument [Line Items]
Aggregate principal amount									$ 500,000,000
Stated interest rate (as a percent)						8.50%			3.375%
Senior Notes | 5.75% Senior Notes due December 2034
Debt Instrument [Line Items]
Aggregate principal amount													$ 500,000,000
Stated interest rate (as a percent)													5.75%
Senior Notes | 8.25% Senior Notes due December 2029
Debt Instrument [Line Items]
Aggregate principal amount						$ 500,000,000
Stated interest rate (as a percent)						8.25%
Senior Notes | 8.50% Senior Notes due July 2031
Debt Instrument [Line Items]
Aggregate principal amount						$ 500,000,000
Senior Notes | 9.625% Senior Notes due December 2032
Debt Instrument [Line Items]
Aggregate principal amount							$ 750,000,000
Term Loan A1 | Medium-term Notes
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 600,000,000
Term Loan A2 | Medium-term Notes
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 600,000,000
Convertible Debt | Convertible Senior note 3.50 percent due June 2028
Debt Instrument [Line Items]
Aggregate principal amount					$ 1,500,000,000
Stated interest rate (as a percent)					3.50%
Minimum | Term Loan A1
Debt Instrument [Line Items]
Basis spread on variable rate (basis points)	1.125%
Minimum | Term Loan A2 | Medium-term Notes
Debt Instrument [Line Items]
Basis spread on variable rate (basis points)	1.25%
Maximum | Term Loan A1
Debt Instrument [Line Items]
Basis spread on variable rate (basis points)	2.375%
Maximum | Term Loan A2 | Medium-term Notes
Debt Instrument [Line Items]
Basis spread on variable rate (basis points)	2.50%