Derivatives Derivative effects on OCI (Tables)

12 Months Ended

Aug. 31, 2015

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]

The following table presents the pretax gains (losses) recorded in other comprehensive income relating to cash flow hedges for the years ended August 31, 2015, 2014, and 2013:

	2015			2014			2013
	(Dollars in thousands)
Interest rate derivatives	$	(4,078	)	$	(10,580	)	$	24,135

The following table presents the pretax gains (losses) relating to cash flow hedges that were reclassified from accumulated other comprehensive loss into income for the years ended August 31, 2015, 2014, and 2013:

	Location of Gain (Loss)	2015			2014		2013
		(Dollars in thousands)
Interest rate derivatives	Interest expense, net	$	(792	)	$	12,727	$	(907	)