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Income Taxes - Regional Income Before Income Taxes (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 26, 2020
Jan. 27, 2019
Jan. 28, 2018
Income Tax Disclosure [Abstract]      
Domestic $ (24,530) $ (13,667) $ (16,585)
Foreign 69,115 83,787 74,341
Income before taxes and equity in net gains (losses) of equity method investments $ 44,585 $ 70,120 $ 57,756