Approximate Number Of Different Types Of Inventory Held At Stores

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Number of weeks in fiscal year.

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Maturity for which investment is considered cash equivalent.

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The percentage of inventories calculated using a cost method.

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Quantitative Goodwill Impairment Assessment Time Interval

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Percentage of likelihood for which recognized income tax positions are measured at the largest amount.

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Summary of Significant Accounting Policies

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Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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- Definition

Area of a real estate property.

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Total amount received by an entity from a vendor under a cooperative advertising arrangement that has been offset against advertising expense.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

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Represents the number of stores.

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- Definition

The amount of breakage recognized related to unredeemed gift cards. Breakage occurs when a customer pays in advance of vendor performance and does not demand full performance for various reasons.

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Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Summary of Significant Accounting Policies (Narrative) (Details) $ / shares in Units, product in Thousands, ft² in Thousands, $ in Millions	12 Months Ended
	Jan. 29, 2017 USD ($) ft² product Location $ / shares	Jan. 31, 2016 USD ($) $ / shares	Feb. 01, 2015 USD ($) $ / shares
Accounts, Notes, Loans and Financing Receivable, Net, Current [Abstract]
Receivables, net	$ 2,029	$ 1,890
Summary of Significant Accounting Policies [Abstract]
Number of stores in operation \| Location	2,278
Fiscal year, period	52 weeks	52 weeks	52 weeks
Investments classified as cash equivalents, original maturity	3 months
Percentage of merchandise inventories that are calculated using a cost method	30.00%
Recognized income tax positions are measured at the largest amount exceeding a probability of	50.00%
Gift card breakage income	$ 34	$ 27	$ 32
Services revenue	4,000	4,000	3,800
Gross advertising expense	955	868	884
Incremental and identifiable advertising co-op allowances	$ 166	129	125
Quantitative goodwill impairment assessment time interval	3 years
Goodwill Impairment	$ 0	0	0
Impairment of intangible assets, (excluding Goodwill)	$ 0	$ 0	$ 0
Per share weighted average fair value of stock options granted \| $ / shares	$ 20.26	$ 18.54	$ 14.13
UNITED STATES [Member]
Summary of Significant Accounting Policies [Abstract]
Number of stores in operation \| Location	1,977
CANADA [Member]
Summary of Significant Accounting Policies [Abstract]
Number of stores in operation \| Location	182
MEXICO [Member]
Summary of Significant Accounting Policies [Abstract]
Number of stores in operation \| Location	119
Average Store Size [Member]
Summary of Significant Accounting Policies [Abstract]
Approximate average square footage of warehouse-style stores \| ft²	104
Average Garden Center Size [Member]
Summary of Significant Accounting Policies [Abstract]
Approximate average square footage of warehouse-style stores \| ft²	24
Trade Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable, Net, Current [Abstract]
Receivables, net	$ 216	$ 253
Minimum [Member]
Summary of Significant Accounting Policies [Abstract]
Approximate number of different types of inventory held at stores \| product	30
Maximum [Member]
Summary of Significant Accounting Policies [Abstract]
Approximate number of different types of inventory held at stores \| product	40
Maximum [Member] \| Other Intangible Assets [Member]
Summary of Significant Accounting Policies [Abstract]
Intangible asset, useful life	12 years