Restructuring and Related Charges (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Feb. 29, 2016	Feb. 28, 2015	Feb. 29, 2016	Feb. 28, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	$ 2,535	$ 20,358	$ 3,888	$ 32,616
Total pre-tax restructuring and other related costs expected to be recognized	179,000		179,000
Restructuring related charges to date	154,400		154,400
2013 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges		20,640		34,109
EMS [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	1,757	20,102	2,993	31,850
Restructuring related charges to date	116,500		116,500
DMS [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	778	475	1,014	424
Restructuring related charges to date	29,000		29,000
Other
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges		63	(119)	1,835
Restructuring related charges to date	8,900		8,900
Restructuring Charges Cash
Restructuring Cost and Reserve [Line Items]
Total pre-tax restructuring and other related costs expected to be recognized	157,400		157,400
Charges Not Yet Recognized [Member]
Restructuring Cost and Reserve [Line Items]
Total pre-tax restructuring and other related costs expected to be recognized	24,600		24,600
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	2,467	18,597	3,545	25,202
Employee Severance | Restructuring Charges Cash
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	2,467	18,597	3,545	25,202
Asset Write-Off Cost
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges		581		4,987
Lease Costs
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges		816		2,777
Lease Costs | Restructuring Charges Cash
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges		816		2,777
Other Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	68	646	343	1,143
Other Related Costs | Restructuring Charges Cash
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	$ 68	$ 646	$ 343	$ 1,143