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Other Income, Net (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 27, 2019
Jul. 28, 2018
Jul. 27, 2019
Jul. 28, 2018
Other Income and Expenses [Abstract]        
Gain on sale of fixed assets $ 4,806 $ 4,909 $ 11,544 $ 13,324
Miscellaneous income, net 462 260 722 497
Discount fee expense (1,262) (1,013) (2,561) (1,953)
Nonoperating Income (Expense) $ 4,006 $ 4,156 $ 9,705 $ 11,868