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Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 01, 2017 | Oct. 02, 2016 | Oct. 01, 2017 | Oct. 02, 2016
Statement of Comprehensive Income [Abstract] |  |  |  |
Net income | $ 102,348 | $ 53,675 | $ 204,075 | $ 111,319
Cash flow hedges: |  |  |  |
Net unrealized gain (loss), net of tax of ($8) and $21 in the three-month periods and net of tax of ($5) and ($76) in the nine-month periods, respectively | (4) | (86) | (16) | (965)
Reclassification of net realized (gain) loss into current operations | (56) | 241 | (21) | 427
Net change related to cash flow hedges | (60) | 155 | (37) | (538)
Available-for-sale investments: |  |  |  |
Net unrealized gain (loss), net of tax of $41 and ($29) in the three-month periods and net of tax of $191 and $481 in the nine-month periods, respectively | 419 | 40 | 1,237 | 2,672
Reclassification of net realized (gain) loss into current operations | (263) | (55) | (370) | (183)
Net change related to available-for-sale investments | 156 | (15) | 867 | 2,489
Foreign currency translation adjustments: |  |  |  |
Foreign currency translation adjustments, net of tax of $0 and $80 in the three-month periods and net of tax of $0 and $254 in the nine-month periods, respectively | 5,753 | 1,125 | 18,497 | 3,739
Other comprehensive income (loss), net of tax | 5,849 | 1,265 | 19,327 | 5,690
Total comprehensive income | $ 108,197 | $ 54,940 | $ 223,402 | $ 117,009

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