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New Accounting Standards New Accounting Standards (Tables) | 9 Months Ended
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Nov. 23, 2018
New Accounting Standards [Abstract] |
Restatement to Prior Year Income [Table Text Block] | The adoption of this ASU resulted in the following reclassifications in our 2018 Condensed Consolidated Statements of Income:
| Three Months Ended | Year Ended
May 26, 2017 | August 25, 2017 | November 24, 2017 | February 23, 2018 | February 23, 2018
Cost of sales | (2.3 | ) |  | 1.1 |  |  | 1.0 |  |  | 1.1 |  |  | 0.9 |  |
Operating expenses | (2.9 | ) |  | 0.9 |  |  | 1.0 |  |  | 0.9 |  |  | (0.1 | ) |
Operating income | 5.2 |  |  | (2.0 | ) |  | (2.0 | ) |  | (2.0 | ) |  | (0.8 | ) |
Other income (expense), net | (5.2 | ) |  | 2.0 |  |  | 2.0 |  |  | 2.0 |  |  | 0.8 |  |
Income before income tax expense | — |  |  | — |  |  | — |  |  | — |  |  | — |  |

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- Definition New Accounting Standards [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of the nature and effects of a restatement to correct an error in the reported results of operations of prior periods. When prior period adjustments are recorded, the resulting effects (both gross and net of applicable income tax) on the net income of prior periods are disclosed in the annual report for the year in which the adjustments are made, and amended filings of previously issued reports are typically issued. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22644-107794 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22658-107794 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22663-107794 + Details
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