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Shareholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 12 Months Ended | 170 Months Ended
--- | --- | --- | ---
Oct. 31, 2008 | Mar. 03, 2018 | Mar. 04, 2017 | Feb. 27, 2016 | Mar. 03, 2018
Class of Stock [Line Items] |  |  |  |  |
Junior preferred stock, shares |  | 200,000 |  |  | 200,000
Junior preferred stock par value |  | $ 1.00 |  |  | $ 1.00
Share repurchases, shares |  | (702,000) | 250,000 | 575,000 |
Stock Based Compensation Plans |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Adjustments Related to Tax Withholding for Share-based Compensation |  | $ 3.0 | $ 2.6 | $ 5.1 |
Share Repurchase Program |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Increase in authorized shares under the share repurchase program | 1,000,000 |  |  |  |
Share repurchases, shares |  | 702,299 | 250,001 | 575,000 | 4,009,932
Share repurchases, value |  | $ 33.7 | $ 10.8 | $ 24.9 | $ 106.0
Remaining shares authorized to be repurchased |  | 1,240,068,000 |  |  | 1,240,068,000

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