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Goodwill (Tables) | 12 Months Ended
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Dec. 29, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of changes in the carrying amount of goodwill | The changes in the carrying amount of goodwill were as follows (in thousands):
| Americas |  | Europe |  | Asia |  | Total
Balance at December 31, 2016 | $ | 202,187 |  |  | $ | 110,291 |  |  | $ | 42,785 |  |  | $ | 355,263 |
Foreign currency changes | 162 |  |  | 3,983 |  |  | 85 |  |  | 4,230 |
Impairment charges | (202,349 | ) |  | (114,274 | ) |  | (42,870 | ) |  | (359,493 | )
Balance at December 30, 2017 | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |

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