Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Aug. 04, 2018
Jul. 29, 2017
Aug. 04, 2018
Jul. 29, 2017
Income Taxes        
Income tax expense $ 46,635 $ 66,162 $ 93,406 $ 126,682
Effective tax rate (as a percent) 23.90% 36.70% 23.00% 34.30%