Taxes (Narrative) (Details) - USD ($)	12 Months Ended
Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Federal income tax statutory rate	21.00%
Net change in the valuation allowance	$ 24,000,000	$ 5,000,000
Federal net operating loss carryforwards	0
Operating Loss Carryforwards	1,500,000,000
State credit carryforwards	0
Charges (credit) to income tax expense for federal, state and local interest and penalties	$ 1,000,000	$ 6,000,000	$ 5,000,000
Maximum [Member]
Operating Loss Carryforwards, Expiration Dates	Dec. 31, 2040
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	$ 55,000,000
Minimum [Member]
Operating Loss Carryforwards, Expiration Dates	Dec. 31, 2021
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	$ 0

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

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The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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