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Retirement Plans (Tables) | 6 Months Ended
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Aug. 31, 2017
Defined Benefit Plan [Abstract] |
Components Of Net Pension Expense | Net Pension Expense
| Three Months Ended August 31
| Pension Plan |  | Restoration Plan |  | Total
(In thousands) | 2017 |  | 2016 |  | 2017 |  | 2016 |  | 2017 |  | 2016
Net pension expense | $ | 52 |  |  | $ | 84 |  |  | $ | 117 |  |  | $ | 120 |  |  | $ | 169 |  |  | $ | 204 |
| Six Months Ended August 31
| Pension Plan |  | Restoration Plan |  | Total
(In thousands) | 2017 |  | 2016 |  | 2017 |  | 2016 |  | 2017 |  | 2016
Net pension expense | $ | 104 |  |  | $ | 166 |  |  | $ | 234 |  |  | $ | 240 |  |  | $ | 338 |  |  | $ | 406 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + 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 (h) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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