Note 11 - Pension and Postretirement Benefits - Expected Cash Flows for Employer Contributions and Expected Benefit Payments (Details) $ in Thousands	Nov. 30, 2019 USD ($)
Pension Plan [Member] \| UNITED STATES
2020	$ 312
2020	21,252
2021	21,022
2022	21,288
2023	21,698
2024	21,742
2025-2029	108,959
Pension Plan [Member] \| Foreign Plan [Member]
2020	173
2020	8,091
2021	8,548
2022	8,620
2023	8,562
2024	8,581
2025-2029	45,646
Other Postretirement Benefits Plan [Member]
2020	1,500
2020	3,023
2021	3,003
2022	2,971
2023	2,921
2024	2,865
2025-2029	$ 12,832

Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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Amount of benefits for defined benefit plan expected to be paid in next fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fifth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fourth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in second fiscal year following latest fiscal year.

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Amount of contributions expected to be received by defined benefit plan from employer in next fiscal year following latest fiscal year.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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