Goodwill and Intangibles (Tables)

6 Months Ended

Feb. 29, 2016

Finite-Lived Intangible Assets [Line Items]

Schedule of Goodwill [Table Text Block]

	Energy		Ag			Corporate and Other		Total
	(Dollars in thousands)
Balances, August 31, 2015	$	552	$	142,665		$	6,898	$	150,115
Goodwill acquired during the period	—		5,667			—		5,667
Effect of foreign currency translation adjustments	—		(760		)	—		(760		)
Other	—		(782		)	—		(782		)
Balances, February 29, 2016	$	552	$	146,790		$	6,898	$	154,240

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

	(Dollars in thousands)
Year 1	$	4,903
Year 2	3,812
Year 3	3,810
Year 4	3,670
Year 5	3,383

Schedule of Intangible Assets and Goodwill [Table Text Block]

	February 29, 2016							August 31, 2015
	Carrying Amount		Accumulated Amortization			Net		Carrying Amount		Accumulated Amortization			Net
	(Dollars in thousands)
Customer lists	$	63,355	$	(28,420	)	$	34,935	$	70,925	$	(30,831	)	$	40,094
Trademarks and other intangible assets	40,771		(31,789		)	8,982		42,688		(32,134		)	10,554
Total intangible assets	$	104,126	$	(60,209	)	$	43,917	$	113,613	$	(62,965	)	$	50,648