Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
| | Three Months Ended March 25, 2017 | | | | | | | Six Months Ended March 25, 2017 | | | | | | | | (unaudited) | | | | | | | (unaudited) | | | | | | | | (in thousands) | | | | | | | (in thousands) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Foreign | | | | | | | | | | Foreign | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | (14,190 | ) | | $ | (432 | ) | | $ | (14,622 | ) | | $ | (13,086 | ) | | $ | (329 | ) | | $ | (13,415 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | Other comprehensive income (loss) before reclassifications | | | 1,894 | | | | 598 | | | | 2,492 | | | | 790 | | | | 495 | | | | 1,285 | | | | | | | | | | | | | | | | | | | | | | | | | | | Amounts reclassified from accumulated other comprehensive income | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | (12,296 | ) | | $ | 166 | | | $ | (12,130 | ) | | $ | (12,296 | ) | | $ | 166 | | | $ | (12,130 | ) | | | Three Months Ended March 26, 2016 | | | | | | | Six Months Ended March 26, 2016 | | | | | | | | (unaudited) | | | | | | | (unaudited) | | | | | | | | (in thousands) | | | | | | | (in thousands) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Foreign | | | | | | | | | | Foreign | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | (10,661 | ) | | $ | (1,698 | ) | | $ | (12,359 | ) | | $ | (10,021 | ) | | $ | (876 | ) | | $ | (10,897 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | Other comprehensive income (loss) before reclassifications | | | (40 | ) | | | (454 | ) | | | (494 | ) | | | (680 | ) | | | (1,346 | ) | | | (2,026 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | Amounts reclassified from accumulated other comprehensive income | | | - | | | | 174 | | | | 174 | | | | - | | | | 244 | | | | 244 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ | (10,701 | ) | | $ | (1,978 | ) | | $ | (12,679 | ) | | $ | (10,701 | ) | | $ | (1,978 | ) | | $ | (12,679 | ) |
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