Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
Aug. 25, 2018	Aug. 26, 2017	Aug. 27, 2016
Pension liability adjustments, taxes	$ 46,523	$ 10,542	$ 11,394
Unrealized (losses) gains on marketable securities, taxes	234	69	79
Net derivative activities, taxes	1,882	$ 814	$ 315
Accounting Standards Update 2018-02 [Member]
Pension liability adjustments, taxes	13,122
Net derivative activities, taxes	$ 1,367

Amount of tax expense (benefit), after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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