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Goodwill and Other Intangible Assets Goodwill by segment (Tables)

9 Months Ended

May 31, 2019

Goodwill [Line Items]

Schedule of Goodwill [Table Text Block]

	Energy				Ag				Corporate and Other				Total
	(Dollars in thousands)
Balances, August 31, 2018	$	552			$	127,338			$	10,574			$	138,464
Goodwill acquired during the period	—				61,358				—				61,358
Balances, May 31, 2019	$	552			$	188,696			$	10,574			$	199,822

X

- 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.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration