Summary of Significant Accounting Policies (Tables)

12 Months Ended

Jan. 31, 2015

Summary of Significant Accounting Policies [Abstract]

Schedule of estimated useful lives by major asset category

Estimated useful lives by major asset category are as follows:

Asset	Life (in years)
Buildings	35
Leasehold improvements	3-25
Fixtures and equipment	3-20
Property under capital lease	2-20

Schedule of changes in carrying amount of goodwill and indefinite lived tradenames by segment

The changes in the carrying amount of goodwill and indefinite-lived tradenames by segment were as follows in fiscal 2015, 2014 and 2013 (11-month) ($ in millions):

	Goodwill									Indefinite-Lived Tradenames
	Domestic			International			Total			Domestic			International			Total
Balances at March 3, 2012	$	516		$	819		$	1,335		$	19		$	111		$	130
Acquisitions(1)	15			—			15			—			—			—
Impairments	(3		)	(819		)	(822		)	—			—			—
Changes in foreign currency exchange rates	—			—			—			—			1			1
Balances at February 2, 2013	528			—			528			19			112			131
Sale of business(2)	(103		)	—			(103		)	—			(22		)	(22		)
Impairments	—			—			—			—			(4		)	(4		)
Changes in foreign currency exchange rates	—			—			—			—			(4		)	(4		)
Balances at February 1, 2014	425			—			425			19			82			101
Impairments	—			—			—			(1		)	—			(1		)
Sale of business(3)	—			—			—			—			(37		)	(37		)
Changes in foreign currency exchange rates	—			—			—			—			(6		)	(6		)
Balances at January 31, 2015	$	425		$	—		$	425		$	18		$	39		$	57

(1) Represents goodwill acquired, primarily as a result of an acquisition made by mindSHIFT in fiscal 2013 (11-month).

(2) Represents goodwill written-off as a result of the sale of mindSHIFT in fiscal 2014 and indefinite-lived tradenames written off as a result of the sale of Best Buy Europe in fiscal 2014.

(3) Represents the Five Star indefinite-lived tradenames classified as held for sale at January 31, 2015.

Schedule of goodwill

	January 31, 2015					February 1, 2014
	Gross Carrying Amount(1)		Cumulative Impairment(1)			Gross Carrying Amount		Cumulative Impairment
Goodwill	$	1,100	$	(675	)	$	1,308	$	(883	)

(1) Excludes the gross carrying amount and cumulative impairment related to Five Star, which was held for sale at the end of fiscal 2015. The sale of Five Star was completed on February 13, 2015.

Schedule of self insurance liability

Our self-insured liabilities included in the Consolidated Balance Sheets were as follows ($ in millions):

	January 31, 2015		February 1, 2014
Accrued liabilities	$	78	$	88
Long-term liabilities	53		52
Total	$	131	$	140

Schedule of gift card breakage income

Gift card breakage income was as follows in fiscal 2015, 2014 and 2013 (11-month) ($ in millions):

	12-Month		12-Month		11-Month
	2015		2014		2013
Gift card breakage income	$	19	$	53	$	46

Schedule of primary costs, classified in each major expense category

The following table illustrates the primary costs classified in each major expense category:

Cost of Goods Sold
•	Total cost of products sold including:
	—	Freight expenses associated with moving merchandise inventories from our vendors to our distribution centers;
	—	Vendor allowances that are not a reimbursement of specific, incremental and identifiable costs to promote a vendor's products; and
	—	Cash discounts on payments to merchandise vendors;
•	Cost of services provided including:
	—	Payroll and benefits costs for services employees; and
	—	Cost of replacement parts and related freight expenses;
•	Physical inventory losses;
•	Markdowns;
•	Customer shipping and handling expenses;
•	Costs associated with operating our distribution network, including payroll and benefit costs, occupancy costs, and depreciation; and
•	Freight expenses associated with moving merchandise inventories from our distribution centers to our retail stores.

SG&A
•	Payroll and benefit costs for retail and corporate employees;
•	Occupancy and maintenance costs of retail, services and corporate facilities;
•	Depreciation and amortization related to retail, services and corporate assets;
•	Advertising costs;
•	Vendor allowances that are a reimbursement of specific, incremental and identifiable costs to promote a vendor's products;
•	Tender costs, including bank charges and costs associated with credit and debit card interchange fees;
•	Charitable contributions;
•	Outside and outsourced service fees;
•	Long-lived asset impairment charges; and
•	Other administrative costs, such as supplies, and travel and lodging.