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Dividend (Details)
$ in Thousands
3 Months Ended
Nov. 25, 2018
USD ($)
Feb. 25, 2018
USD ($)
installment
Feb. 26, 2017
USD ($)
Dividends Payable [Line Items]      
Dividend declared   $ 90,000  
Number of dividend installments | installment   2  
Dividend installments   $ 45,000  
Dividend paid   $ 45,000 $ 35,000
Scenario, Forecast [Member]      
Dividends Payable [Line Items]      
Dividend paid $ 45,000