Benefit Plans - Additional Information (Detail) - USD ($)	12 Months Ended
Nov. 30, 2016	Nov. 30, 2015
U.S Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Contributions	$ 3,000,000	$ 0
Target allocation of plan assets for 2016 in equities	50.00%
Target allocation of plan assets for 2016 in fixed income	50.00%
Percentage of equity portfolio investment	5.00%
Percentage of equity investment of the market value of the portfolio	10.00%
Percentage of fixed income portfolio invested in investment grade securities rated BBB-/Baa3, including cash and cash equivalents	75.00%
German Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Contributions	$ 0	0
Investment in insurance contract	$ 15,200,000	$ 15,300,000

Defined Benefit Plan Accumulated Other Comprehensive Income Benefit Obligations

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- Definition

Defined Benefit Plan Target Allocation Percentage Of Assets Debt Securities In Investment Grade Securities Minimum.

+ References

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- Definition

Investment in insurance contract.

+ References

No definition available.

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- Definition

Maximum percentage of investment in equity of one company.

+ References

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- Definition

Maximum percentage of investment in equity of one sector.

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- Definition

Amount of contributions made by the employer to defined benefit plans.

+ 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 (d)(5)(ii)
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-Section 35
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-Name Accounting Standards Codification
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Target allocation of investments of this type to total plan assets presented on a weighted average basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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