Amount Of Outstanding Debt Repaid At Maturity.

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Debt Instrument, Covenant, Availability plus Suppressed Availability

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Debt Instrument, Covenant, Percent of Loan Cap

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Debt Instrument, Coverage Ratio

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Debt Instrument, Liquidation Percentage

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Debt Instrument, Liquidation Percentage, Upon Satisfaction of Certain Conditions

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Debt subject to consent offer

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Line of Credit Facility, Additional Borrowing Capacity Available

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Date the debt agreement requires the first payment to be made, in CCYY-MM-DD format.

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Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Date the debt instrument was issued, in CCYY-MM-DD format.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities.

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Fair value amount of debt instrument that was repurchased.

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Gross amount of debt extinguished.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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Date the credit facility terminates, in CCYY-MM-DD format.

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Fair value of the amount outstanding under the credit facility.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The fair value, as of the date of each statement of financial position presented, of other assets which are owned but transferred to serve as collateral for the payment of the related debt obligation, and that are reclassified and separately reported in the statement of financial position because the transferee has the right by contract or custom to sell or re-pledge them.

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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Financing (Narrative) (Details) - USD ($)			3 Months Ended			9 Months Ended	12 Months Ended
Financing (Narrative) (Details) - USD ($)	Mar. 17, 2021	Jun. 08, 2020	Aug. 01, 2020	Feb. 01, 2020	Feb. 02, 2019	Nov. 03, 2018	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Line of Credit Facility, Current Borrowing Capacity							$ 1,500,000,000
Line of Credit Facility, Maximum Borrowing Capacity							1,750,000,000
Extinguishment of debt				$ 525,000,000	$ 750,000,000	$ 344,000,000
Debt Instrument, Repurchase Amount				553,000,000	789,000,000	354,000,000		$ 553,000,000	$ 789,000,000
Losses on early retirement of debt				30,000,000	$ (28,000,000)	$ (5,000,000)	$ 0	(30,000,000)	(33,000,000)
Amount Of Outstanding Debt Repaid At Maturity								$ 533,000,000	$ 36,000,000
Credit Agreement maturity date							May 09, 2024	May 06, 2021
Prepaid expenses and other current assets pledged as collateral for debt security				37,000,000				$ 37,000,000
Other Standby and Commercial Letters of Credit [Member]
Debt instrument, principal outstanding				34,000,000			$ 142,000,000	34,000,000
Minimum [Member]
Line of Credit Facility, Current Borrowing Capacity							1,000,000
New 2024 Notes
Debt instrument interest rate, stated percentage			6.65%
Debt instrument, principal outstanding			$ 81,000,000
Old 2024 Notes
Debt instrument interest rate, stated percentage			6.65%
Debt instrument, principal outstanding			$ 41,000,000
Debt subject to consent offer			$ 85,000,000
New 2028 Notes
Debt instrument interest rate, stated percentage			6.70%
Debt instrument, principal outstanding			$ 74,000,000
Old 2028 Notes
Debt instrument interest rate, stated percentage			6.70%
Debt instrument, principal outstanding			$ 29,000,000
Debt subject to consent offer			$ 77,000,000
New 2029 Notes
Debt instrument interest rate, stated percentage			8.75%
Debt instrument, principal outstanding			$ 13,000,000
Old 2029 Notes
Debt instrument interest rate, stated percentage			8.75%
Debt subject to consent offer			$ 13,000,000
New 2030 Notes
Debt instrument interest rate, stated percentage			7.875%
Debt instrument, principal outstanding			$ 5,000,000
Old 2030 Notes
Debt instrument interest rate, stated percentage			7.875%
Debt instrument, principal outstanding			$ 5,000,000
Debt subject to consent offer			$ 5,000,000
New 2032 Notes
Debt instrument interest rate, stated percentage			6.90%
Debt instrument, principal outstanding			$ 5,000,000
Old 2032 Notes
Debt instrument interest rate, stated percentage			6.90%
Debt instrument, principal outstanding			$ 12,000,000
Debt subject to consent offer			$ 6,000,000
New 2034 Notes
Debt instrument interest rate, stated percentage			6.70%
Debt instrument, principal outstanding			$ 183,000,000
Old 2034 Notes
Debt instrument interest rate, stated percentage			6.70%
Debt instrument, principal outstanding			$ 18,000,000
Debt subject to consent offer			$ 185,000,000
Revolving Credit Facility [Member]
Amount Outstanding Under Credit Facility				0				0
Long-term Line of Credit				$ 0			0	$ 0
Proceeds from Lines of Credit							1,500,000,000
Revolving Credit Facility [Member] \| April 30, 2021 or After
Percent of loan cap		10.00%
Availability plus suppressed availability		$ 250,000,000
Revolving Credit Facility [Member] \| Prior to April 30, 2021
Percent of loan cap		10.00%
Availability plus suppressed availability		$ 250,000,000
ABL Borrower \| Minimum [Member]
Coverage ratio		1.00
ABL Borrower \| Maximum [Member]
Coverage ratio		1.00
ABL Borrower \| Revolving Credit Facility [Member]
Additional borrowing capacity available							750,000,000
Liquidation percentage		80.00%
Liquidation percentage, upon satisfaction of certain conditions		90.00%
ABL Borrower \| Revolving Credit Facility [Member] \| Minimum [Member] \| Prior to Step Down Date \| London Interbank Offered Rate (LIBOR)
Basis spread on variable rate		2.75%
ABL Borrower \| Revolving Credit Facility [Member] \| Minimum [Member] \| Prior to Step Down Date \| Base Rate
Basis spread on variable rate		1.75%
ABL Borrower \| Revolving Credit Facility [Member] \| Minimum [Member] \| After Step Down Date \| London Interbank Offered Rate (LIBOR)
Basis spread on variable rate		2.25%
ABL Borrower \| Revolving Credit Facility [Member] \| Minimum [Member] \| After Step Down Date \| Base Rate
Basis spread on variable rate		1.25%
ABL Borrower \| Revolving Credit Facility [Member] \| Maximum [Member] \| Prior to Step Down Date \| London Interbank Offered Rate (LIBOR)
Basis spread on variable rate		3.00%
ABL Borrower \| Revolving Credit Facility [Member] \| Maximum [Member] \| Prior to Step Down Date \| Base Rate
Basis spread on variable rate		2.00%
ABL Borrower \| Revolving Credit Facility [Member] \| Maximum [Member] \| After Step Down Date \| London Interbank Offered Rate (LIBOR)
Basis spread on variable rate		2.50%
ABL Borrower \| Revolving Credit Facility [Member] \| Maximum [Member] \| After Step Down Date \| Base Rate
Basis spread on variable rate		1.50%
ABL Borrower \| Revolving Credit Facility [Member] \| Revolving ABL Facility
Line of Credit Facility, Maximum Borrowing Capacity							2,941,000,000
Letters of Credit Outstanding, Amount							142,000,000
Amount Outstanding Under Credit Facility							$ 0
Senior Notes
Debt instrument, issuance date		Jun. 08, 2020
Face amount		$ 1,300,000,000
Debt instrument interest rate, stated percentage		8.375%
Debt instrument, payment commencing date		Dec. 15, 2020
Debt instrument, maturity date		Jun. 15, 2025
Debt instrument, maturity date, description							The Notes mature on June 15, 2025, unless earlier redeemed or repurchased, and are subject to the terms and conditions set forth in the related indenture.
4.375% Senior notes due 2023 [Member]
Debt instrument interest rate, stated percentage				4.375%			4.375%	4.375%
Debt instrument, principal outstanding				$ 210,000,000			$ 210,000,000	$ 210,000,000
Extinguishment of debt				$ 190,000,000
6.9% senior debentures due 2029 [Member]
Debt instrument interest rate, stated percentage				6.90%	6.90%		6.90%	6.90%	6.90%
Debt instrument, principal outstanding				$ 79,000,000			$ 79,000,000	$ 79,000,000
Extinguishment of debt				$ 113,000,000	$ 114,000,000
2.875% Senior notes due 2023 [Member]
Debt instrument interest rate, stated percentage				2.875%			2.875%	2.875%
Debt instrument, principal outstanding				$ 640,000,000			$ 640,000,000	$ 640,000,000
Extinguishment of debt				$ 110,000,000
3.875% Senior notes due 2022 [Member]
Debt instrument interest rate, stated percentage				3.875%			3.875%	3.875%
Debt instrument, principal outstanding				$ 450,000,000			$ 0	$ 450,000,000
Extinguishment of debt				$ 100,000,000
7.0% senior debentures due 2028 [Member]
Debt instrument interest rate, stated percentage				7.00%	7.00%			7.00%	7.00%
Extinguishment of debt				$ 12,000,000	$ 155,000,000
6.65% senior debentures due 2024 [Member]
Debt instrument interest rate, stated percentage				6.65%	6.65%		6.65%	6.65%	6.65%
Debt instrument, principal outstanding				$ 122,000,000			$ 41,000,000	$ 122,000,000
Extinguishment of debt					$ 164,000,000
4.5% Senior notes due 2034 [Member]
Debt instrument interest rate, stated percentage					4.50%				4.50%
Extinguishment of debt					$ 103,000,000
6.79% Senior Debentures Due 2027 [Member]
Debt instrument interest rate, stated percentage				6.79%	6.79%		6.79%	6.79%	6.79%
Debt instrument, principal outstanding				$ 71,000,000			$ 71,000,000	$ 71,000,000
Extinguishment of debt					$ 94,000,000
6.7% Senior debentures due 2034 [Member]
Debt instrument interest rate, stated percentage				6.70%	6.70%		6.70%	6.70%	6.70%
Debt instrument, principal outstanding				$ 201,000,000			$ 18,000,000	$ 201,000,000
Extinguishment of debt					$ 35,000,000
6.375% Senior notes due 2037 [Member]
Debt instrument interest rate, stated percentage				6.375%	6.375%		6.375%	6.375%	6.375%
Debt instrument, principal outstanding				$ 192,000,000			$ 192,000,000	$ 192,000,000
Extinguishment of debt					$ 34,000,000
6.7% Senior Debentures Due 2028 [Member]
Debt instrument interest rate, stated percentage				6.70%	6.70%		6.70%	6.70%	6.70%
Debt instrument, principal outstanding				$ 103,000,000			$ 29,000,000	$ 103,000,000
Extinguishment of debt					$ 34,000,000
6.9% Senior Debentures Due 2032 [Member]
Debt instrument interest rate, stated percentage				6.90%	6.90%		6.90%	6.90%	6.90%
Debt instrument, principal outstanding				$ 17,000,000			$ 12,000,000	$ 17,000,000
Extinguishment of debt					$ 10,000,000
8.75% Senior Debentures Due 2029 [Member]
Debt instrument interest rate, stated percentage				8.75%	8.75%		8.75%	8.75%	8.75%
Debt instrument, principal outstanding				$ 13,000,000			$ 0	$ 13,000,000
Extinguishment of debt					$ 5,000,000
7.875% Senior Debentures Due 2030 [Member]
Debt instrument interest rate, stated percentage				7.875%	7.875%		7.875%	7.875%	7.875%
Debt instrument, principal outstanding				$ 10,000,000			$ 5,000,000	$ 10,000,000
Extinguishment of debt					$ 2,000,000
5.875% Senior Notes due 2029 \| Subsequent Event [Member]
Face amount	$ 500,000,000
Debt instrument interest rate, stated percentage	5.875%
Debt instrument, maturity date	Apr. 01, 2029
Extinguishment of debt	$ 500,000,000