Debt and Bank Credit Facilities (Narrative) (Details) - USD ($)				3 Months Ended	12 Months Ended
	Jan. 24, 2023	Oct. 26, 2022	Aug. 27, 2018	Dec. 31, 2022	Dec. 31, 2022	Jan. 01, 2022	Jan. 02, 2021	Dec. 21, 2022	Nov. 30, 2022	Nov. 17, 2022	Apr. 07, 2022	Mar. 28, 2022
Debt Instrument [Line Items]
Repayments Under Revolving Credit Facility					$ 2,427,300,000	$ 739,000,000.0	$ 1,106,200,000
Long-term debt				$ 2,028,800,000	2,028,800,000
Fair value of debt				1,926,600,000	1,926,600,000	$ 1,918,500,000
Subsequent Event
Debt Instrument [Line Items]
Interest bearing deposits	$ 3,600,000,000
Bridge Loan
Debt Instrument [Line Items]
Principal amount		$ 5,500,000,000
Debt term		364 days
Remaining principal amount				4,160,000,000	4,160,000,000
Debt fees paid				27,500,000
Interest expense				10,500,000
Bridge Loan | Prepaid Expenses and Other Current Assets
Debt Instrument [Line Items]
Deferred costs				17,000,000	$ 17,000,000
Term Facility
Debt Instrument [Line Items]
Amortization rate per annum			5.00%
Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity												$ 50,000,000
Line of Credit | Term Facility
Debt Instrument [Line Items]
Maximum borrowing capacity										$ 4,900,000,000		550,000,000
Weighted average interest rate					2.90%	1.20%
Percent of certain cash proceeds received for required repayment			100.00%
Repayments Under Revolving Credit Facility					$ 13,700,000
Long-term debt				536,300,000	$ 536,300,000	$ 620,000,000.0
Line of Credit | Land Term Facility
Debt Instrument [Line Items]
Maximum borrowing capacity									$ 240,000,000	600,000,000		486,800,000
Weighted average interest rate					3.00%	1.30%
Long-term debt				486,800,000	$ 486,800,000	$ 486,800,000
Line of Credit | Multicurrency Revolving Facility
Debt Instrument [Line Items]
Maximum borrowing capacity									$ 70,000,000	$ 500,000,000		$ 1,000,000,000
Weighted average interest rate					2.80%	1.20%
Available borrowing capacity under the Facility				571,000,000	$ 571,000,000
Average balance outstanding under the Facility					675,400,000	$ 163,600,000
Long-term debt				429,000,000	429,000,000	736,700,000
Line of Credit | Backstop Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 2,030,000,000
Debt fees paid				5,100,000
Line of Credit | Backstop Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity		1,000,000,000
Line of Credit | Backstop Term Loan Facility
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 1,030,000,000
Senior Notes | Subsequent Event
Debt Instrument [Line Items]
Proceeds from senior notes	$ 4,647,000,000
Possible increase in interest rate	2.00%
Senior Notes | Senior Notes Due 2026 | Subsequent Event
Debt Instrument [Line Items]
Interest Rate	6.05%
Principal amount	$ 1,100,000,000
Senior Notes | Senior Notes Due 2028 | Subsequent Event
Debt Instrument [Line Items]
Interest Rate	6.05%
Principal amount	$ 1,250,000,000
Senior Notes | Senior Notes Due 2030 | Subsequent Event
Debt Instrument [Line Items]
Interest Rate	6.30%
Principal amount	$ 1,100,000,000
Senior Notes | Senior Notes Due 2033 | Subsequent Event
Debt Instrument [Line Items]
Interest Rate	6.40%
Principal amount	$ 1,250,000,000
Private Placement Notes
Debt Instrument [Line Items]
Interest Rate											3.90%
Principal amount											$ 500,000,000
Maintenance fee percentage								2.50%
Long-term debt				$ 500,000,000.0	$ 500,000,000.0	$ 0
Other
Debt Instrument [Line Items]
Weighted average interest rate of other notes payable				5.10%	5.10%	5.20%
Long-term debt				$ 76,700,000	$ 76,700,000	$ 78,700,000