Shareholders' Equity (Details) - USD ($) shares in Thousands	6 Months Ended
	Aug. 29, 2020	Aug. 31, 2019	Feb. 29, 2020	Sep. 30, 2015
Stockholders' Equity Note [Abstract]
Share repurchase program authorized amount				$ 11,950,000,000
Shares repurchased	500
Repurchase of common stock, including fees	$ 3,034,000	$ 97,967,000
Treasury stock, shares (in shares)	217,668		217,155
Treasury stock, at cost	$ 10,718,789,000		$ 10,715,755,000
Remaining authorized share repurchase amount under program	1,200,000,000
Total cash dividends paid	$ 22,970,000	$ 43,373,000