Income Taxes (Deferred Tax Assets and Liabilities) (Details 7) - USD ($) $ in Thousands	Aug. 31, 2015	Aug. 31, 2014
Deferred tax assets:
Net operating loss carry forward	$ 261,495	$ 236,169
Receivables	11,343	7,847
Inventories	7,876	10,139
Compensated absences	9,342	8,396
Accrued expenses	75,580	71,007
Property, plant and equipment, principally due to differences in depreciation and amortization	31,888	23,830
U.S. federal and state tax credits	63,927	63,655
Foreign jurisdiction tax credits	13,524	17,715
Cash flow hedges	3,809	5,294
Other	25,403	11,432
Total deferred tax assets before valuation allowances	530,141	482,892
Less valuation allowances	(304,820)	(261,285)
Net deferred tax assets	225,321	221,607
Deferred tax liabilities:
Unremitted earnings of non-U.S. subsidiaries	85,765	81,514
Intangible assets	55,208	44,637
Other	4,756	4,574
Total deferred tax liabilities	145,729	130,725
Net deferred tax assets	79,592	90,882
U.S.
Deferred tax assets:
Equity compensation	21,447	23,101
Non U.S.
Deferred tax assets:
Equity compensation	$ 4,507	$ 4,307