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Benefit Plans (Assumptions Used To Determine Benefit Obligations) (Details) | Feb. 28, 2014 | Feb. 28, 2013
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Pension Plan [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Discount rate | 4.55% |  | 4.30% |
Restoration Plan [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Discount rate | 4.55% | [1] | 4.30% | [1]
Restoration Plan [Member] | Post-2004 Lump Sum Payment Assumption [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Discount rate | 4.50% |  |  |
[1] | For the restoration plan, the discount rate presented is applied to the pre-2004 annuity amounts. A rate of 4.50% is assumed for the post-2004 lump sum amounts paid from the plan for fiscal 2014 and fiscal 2013.

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- Definition The interest rate used to adjust for the time value of money for the plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | us-gaap_DefinedBenefitPlanDisclosureLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration