Shareholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended			194 Months Ended
	Feb. 29, 2020	Mar. 02, 2019	Mar. 03, 2018	Feb. 29, 2020
Class of Stock [Line Items]
Junior preferred stock, shares	200,000			200,000
Junior preferred stock par value	$ 1.00			$ 1.00
Increase in authorized shares under the share repurchase program	1,000,000,000
Share repurchases, shares	687,000	1,258,000	702,000
Share repurchases, value	$ 25,140	$ 43,326	$ 33,676
Stock Based Compensation Plans
Class of Stock [Line Items]
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	$ 2,300	$ 2,000	$ 3,000
Share Repurchase Program
Class of Stock [Line Items]
Share repurchases, shares	686,997	1,257,983	702,299	5,954,912
Share repurchases, value	$ 25,100	$ 43,300	$ 33,700	$ 174,400
Remaining shares authorized to be repurchased	2,295,088,000			2,295,088,000