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Goodwill and Other Intangibles - Goodwill (Details) - USD ($)
$ in Thousands
3 Months Ended
May 30, 2020
Feb. 29, 2020
Goodwill    
Accumulated impairment losses $ 574,712 $ 574,712
Carrying amount of goodwill    
Beginning Balance 1,108,136  
Goodwill impairment 0  
Ending Balance $ 1,108,136