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Goodwill and Intangible Assets - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 29, 2017
Oct. 30, 2016
Oct. 29, 2017
Oct. 30, 2016
Goodwill and Intangible Assets Disclosure [Abstract]        
Amortization expense related to finite-lived intangible assets $ 7,453 $ 6,286 $ 20,414 $ 19,017