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Postretirement and Other Employee Benefits (Tables) | 9 Months Ended
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May 31, 2017
Postretirement and Other Employee Benefits [Abstract] |
Information about Net Periodic Benefit Cost for Pension Plans |
|  | The following table provides information about net periodic benefit cost for the pension plans during the
three months and nine months ended May 31, 2017 and 2016 (in thousands):
|  |  |  | Three months ended |  | Nine months ended
|  |  |  | May 31, |  | May 31, |  | May 31, |  | May 31,
|  |  |  | 2017 |  | 2016 |  | 2017 |  | 2016
| Service cost | $ | 259 |  | $ | 222 |  | $ | 771 |  | $ | 662
| Interest cost |  | 744 |  |  | 1,208 |  |  | 2,222 |  |  | 3,693
| Expected long-term return on plan assets |  | (1,127) |  |  | (1,383) |  |  | (3,365) |  |  | (4,243)
| Recognized actuarial loss |  | 479 |  |  | 264 |  |  | 1,422 |  |  | 790
| Amortization of prior service credit |  | (34) |  |  | (35) |  |  | (101) |  |  | (104)
| Net periodic benefit cost | $ | 321 |  | $ | 276 |  | $ | 949 |  | $ | 798

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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=65897934&loc=d3e1928-114920 + Details
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