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Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands |  |  | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Sep. 29, 2014 | Jun. 30, 2014 | Jun. 28, 2015 | Jun. 28, 2015 | Sep. 28, 2014
Goodwill information |  |  |  |  |
Goodwill | $ 714,190 |  | $ 714,190 | $ 684,909 | $ 714,190
Goodwill |  |  |  |  |
Balance at beginning of the period | 714,190 |  | 714,190 |  |
Goodwill additions |  |  | 6,272 |  |
Foreign exchange translation |  |  | (35,553) |  |
Balance at end of the period |  |  | 684,909 |  |
Impairment of goodwill | $ 0 | $ 0 |  |  |
GMP | Maximum |  |  |  |  |
Goodwill |  |  |  |  |
Percentage of excess of fair value over carrying value | 20.00% |  |  |  |
WEI |  |  |  |  |
Goodwill information |  |  |  |  |
Goodwill | $ 238,086 |  | 238,086 | 225,323 | 238,086
Goodwill |  |  |  |  |
Balance at beginning of the period | 238,086 |  | 238,086 |  |
Foreign exchange translation |  |  | (12,763) |  |
Balance at end of the period |  |  | 225,323 |  |
Gross amounts of goodwill |  |  |  | 256,400 | 269,200
Accumulated impairment |  |  |  | 31,100 | 31,100
RME |  |  |  |  |
Goodwill information |  |  |  |  |
Goodwill | 476,104 |  | 476,104 | 459,586 | 476,104
Goodwill |  |  |  |  |
Balance at beginning of the period | $ 476,104 |  | 476,104 |  |
Goodwill additions |  |  | 6,272 |  |
Foreign exchange translation |  |  | (22,790) |  |
Balance at end of the period |  |  | $ 459,586 |  |
Gross amounts of goodwill |  |  |  | 486,000 | 502,500
Accumulated impairment |  |  |  | $ 26,400 | $ 26,400

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