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Restructuring and Related Charges (Additional Information) (Details 2) - USD ($) $ in Thousands | 12 Months Ended
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Aug. 31, 2017 | Aug. 31, 2016 | Aug. 31, 2015
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | $ 160,395 | [1],[2] | $ 11,369 | [1],[3],[4] | $ 33,066 |
Total pre-tax restructuring and other related costs expected to be recognized |  | 195,000 |  |  |  |  |
Restructuring related charges to date |  | 322,259 |  |  |  |  |
Liability |  | 38,388 | [5] | 18,027 | [4] | 30,957 | [4]
2017 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring related charges to date | [6] | 154,231 |  |  |  |  |
Liability |  | 30,900 |  |  |  |  |
2013 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges | [3] |  |  |  |  | 34,559 |
Restructuring related charges to date | [7] | 168,028 |  |  |  |  |
Liability |  | 7,500 |  |  |  |  |
EMS [Member] |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 51,300 |  | 10,700 |  | 32,000 |
EMS [Member] | 2017 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring related charges to date |  | 45,100 |  |  |  |  |
EMS [Member] | 2013 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring related charges to date |  | 130,300 |  |  |  |  |
DMS [Member] |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 82,400 |  | 800 |  | 400 |
DMS [Member] | 2017 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring related charges to date |  | 82,400 |  |  |  |  |
DMS [Member] | 2013 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring related charges to date |  | 28,800 |  |  |  |  |
Non-allocated charges |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 26,700 |  |  |  | 2,200 |
Restructuring and related charges reversal |  |  |  | (100) |  |  |
Non-allocated charges | 2017 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring related charges to date |  | 26,700 |  |  |  |  |
Non-allocated charges | 2013 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring related charges to date |  | 8,900 |  |  |  |  |
Employee severance and benefit costs |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 56,834 | [2] | 8,845 | [3],[4] | 24,327 | [3]
Restructuring related charges to date |  | 189,335 |  |  |  |  |
Liability |  | 33,580 | [5] | 17,266 | [4] | 30,047 | [4]
Employee severance and benefit costs | 2017 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 52,200 |  |  |  |  |
Restructuring related charges to date | [6] | 52,197 |  |  |  |  |
Employee severance and benefit costs | 2013 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 4,600 |  |  |  |  |
Restructuring related charges to date | [7] | 137,138 |  |  |  |  |
Lease costs |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 3,966 | [2] |  |  | 2,777 | [3]
Restructuring and related charges reversal | [3] |  |  | (43) |  |  |
Restructuring related charges to date |  | 7,450 |  |  |  |  |
Liability |  | 1,665 | [5] | 21 | [4] | 64 | [4]
Lease costs | 2017 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 4,000 |  |  |  |  |
Restructuring related charges to date | [6] | 3,966 |  |  |  |  |
Lease costs | 2013 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 0 |  |  |  |  |
Restructuring related charges to date | [7] | 3,484 |  |  |  |  |
Asset write-off costs |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 94,346 | [2] | 1,170 | [3],[4] | 5,565 | [3]
Restructuring related charges to date |  | 115,661 |  |  |  |  |
Asset write-off costs | 2017 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 94,200 |  |  |  |  |
Restructuring related charges to date | [6] | 94,276 |  |  |  |  |
Asset write-off costs | 2013 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 100 |  |  |  |  |
Restructuring related charges to date | [7] | 21,385 |  |  |  |  |
Other related costs |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 5,249 | [2] | 1,397 | [3] | $ 1,890 | [3]
Restructuring related charges to date |  | 9,813 |  |  |  |  |
Other related costs | 2017 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 3,800 |  |  |  |  |
Restructuring related charges to date | [6] | 3,792 |  |  |  |  |
Other related costs | 2013 Restructuring Plan |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and related charges |  | 1,500 |  | $ 1,397 |  |  |
Restructuring related charges to date | [7] | $ 6,021 |  |  |  |  |
[1] | (1 ) Includes $ 51.3 million , $ 10.7 million and $ 32.0 million recorded in the EMS segment, $ 82.4 million , $ 0.8 million and $ 0.4 million recorded in the DMS segment and $ 26.7 million , $ (0.1) million and $ 2.2 million of non-allocated charges for the fiscal years ended August 31, 2017 , 2016 and 2015 , respectively. Except for asset write-off costs, all restructuring and related charge s are cash costs.
[2] | (2) Includes employee severance and benefit costs of $ 52.2 million and $ 4.6 million , lease costs of $ 4.0 million and $ 0.0 million , asset write-off costs of $ 94.2 million and $ 0.1 million and other related costs of $ 3.8 million and $ 1.5 million for the 2017 Re structuring Plan and the 2013 Restructuring Plan, respectively.
[3] | (3) Costs relate to the 2013 Restructuring Plan.
[4] | (1 ) Relates only to the 2013 Restructuring Plan.
[5] | ( 2 ) The liability as of August 31, 2017 includes $ 30.9 million and $ 7.5 million related to the 2017 Restructuring Plan and the 2013 Restructuring Plan, respectively.
[6] | (1) Includes $45.1 million allocated to the EMS segment, $82.4 million allocated to the DMS segment and $26.7 million of unallocated costs.
[7] | (2) Includes $130.3 million allocated to the EMS segment, $28.8 million allocated to the DMS segment and $8.9 million of unallocated costs.

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