Comprehensive Income (Tables)

9 Months Ended

Nov. 26, 2011

Comprehensive Income Disclosure [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss)

The components of accumulated other comprehensive income, net of tax, attributable to Best Buy Co., Inc. were as follows:

	November 26, 2011			February 26, 2011			November 27, 2010
Foreign currency translation	$	17		$	102		$	66
Unrealized (losses) gains on available-for-sale investments	(5		)	72			69
Unrealized (losses) gains on derivative instruments (cash flow hedges)	—			(1		)	3
Total	$	12		$	173		$	138