Goodwill and intangible assets.

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- Definition

Intangible assets impaired accumulated impairment loss excluding goodwill.

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- Definition

Percentage of loss on sales.

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- Definition

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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Percentage of assumed long-term growth in revenues, used as an input to measure fair value.

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill.

+ References

No definition available.

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Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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- Definition

Fair value portion of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit.

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- Definition

Percentage of fair value of reporting unit in excess of carrying amount.

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No definition available.

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Goodwill and Other Intangible Assets - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Feb. 28, 2017	Nov. 30, 2016	Nov. 30, 2017	Nov. 30, 2016	May 31, 2017	May 31, 2009	May 31, 2016
Goodwill And Intangible Assets [Line Items]
Impairment charges related to carrying value of goodwill and other intangible assets		$ 188,298,000		$ 188,298,000
Goodwill impairment loss					$ 140,700,000
Impairment losses for other intangible assets					47,800,000
Accumulated impairment losses		155,600,000	$ 156,300,000	155,600,000
Other intangible asset accumulated impairment losses, gross		48,400,000	53,600,000	48,400,000
Intangible asset impairment loss					47,800,000
Goodwill			1,167,963,000		1,143,913,000
Kirker Reporting Unit
Goodwill And Intangible Assets [Line Items]
Goodwill impairment loss			$ 140,700,000
Intangible asset impairment loss		$ 45,700,000		45,700,000
Fair value in excess of carrying value							8.00%
Percentage of loss on sales		15.00%
Assumed long-term earnings growth rate			3.00%
Weighted-average cost of capital			8.00%
Goodwill		$ 0		0
Industrial Segment
Goodwill And Intangible Assets [Line Items]
Accumulated impairment losses						$ 14,900,000
Intangible asset impairment loss						$ 600,000
Formulae
Goodwill And Intangible Assets [Line Items]
Impairment losses for other intangible assets					15,400,000
Customer-related Intangibles
Goodwill And Intangible Assets [Line Items]
Impairment losses for other intangible assets					30,200,000
Other Intangibles
Goodwill And Intangible Assets [Line Items]
Impairment losses for other intangible assets					200,000
Indefinite-lived Trademarks
Goodwill And Intangible Assets [Line Items]
Impairment losses for other intangible assets					$ 2,000,000
Indefinite-lived Tradename \| Consumer Segment
Goodwill And Intangible Assets [Line Items]
Intangible asset impairment loss	$ 4,900,000
Trademarks and Trade Names \| Kirker Reporting Unit
Goodwill And Intangible Assets [Line Items]
Impairment losses for other intangible assets		2,000,000		2,000,000
Recalculated fair value of identifiable indefinite-lived intangible assets		$ 5,800,000		$ 5,800,000