Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Nov. 30, 2018

Finite-Lived Intangible Assets [Line Items]

Schedule of Intangible Assets and Goodwill [Table Text Block]

	November 30, 2018							August 31, 2018
	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
	(Dollars in thousands)
Customer lists	$	40,815	$	(13,791	)	$	27,024	$	40,815	$	(13,082	)	$	27,733
Trademarks and other intangible assets	6,536		(4,990		)	1,546		6,536		(4,931		)	1,605
Total intangible assets	$	47,351	$	(18,781	)	$	28,570	$	47,351	$	(18,013	)	$	29,338

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

	(Dollars in thousands)
Year 1	$	3,070
Year 2	2,991
Year 3	2,933
Year 4	2,751
Year 5	2,667