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Consolidated Statement of Stockholders' Equity Consolidated Statement of Stockholders' Equity (Parenthetical) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 29, 2019 | Mar. 30, 2018 | Mar. 29, 2019 | Mar. 30, 2018
Change in pension and retiree medical plan liabilities | $ (8,417) | $ 418 | $ (7,896) | $ 1,022
Gain on derivative, tax | (10) | $ 149 | 533 | $ 149
Accounting Standards Update 2014-09 |  |  |  |
Deferred Tax from ASC 606 | $ (10,285) |  | $ (10,285) |

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