Summary of Amounts Reclassified Out of Accumulated Other Comprehensive Income (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	May 31, 2014	May 31, 2013	May 31, 2014	May 31, 2013
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net revenue	$ 3,785,875	$ 4,196,224	$ 11,705,901	$ 12,735,799
Cost of revenue	(3,569,925)	(3,898,652)	(10,942,550)	(11,837,451)
Selling, general and administrative	(190,804)	(146,969)	(497,796)	(441,782)
Income from discontinued operations, net of tax	2,699	10,379	21,515	37,505
Interest expense	(32,107)	(30,709)	(97,270)	(89,464)
Total loss on derivative instruments	(2,716)	605	(6,286)	224
Gain on sale of discontinued operations, net of tax	238,497		229,542
Net income attributable to Jabil Circuit, Inc.	188,255	50,083	267,510	244,463
Amounts Reclassified from AOCI
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total loss on derivative instruments	(2,716)		(6,286)
Net income attributable to Jabil Circuit, Inc.	8,682		5,112
Amounts Reclassified from AOCI | Forward foreign exchange contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net revenue	(939)		(3,938)
Cost of revenue	(655)		1,468
Selling, general and administrative	(22)		(276)
Income from discontinued operations, net of tax	(90)		(577)
Amounts Reclassified from AOCI | Interest rate swap
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	(1,010)		(2,963)
Amounts Reclassified from AOCI | Foreign currency translation adjustment
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain on sale of discontinued operations, net of tax	10,835		10,835
Amounts Reclassified from AOCI | Actuarial loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain on sale of discontinued operations, net of tax	$ 563		$ 563