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Restructuring Costs - Schedule of Significant Components and Activity under the Restructuring Program (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 02, 2019	Nov. 03, 2018	Nov. 02, 2019	Nov. 03, 2018
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance			$ 0
Restructuring Charges	$ 1,516	$ 0	6,681	$ 0
Cash Payments			(2,499)
Restructuring Reserve, Ending Balance	4,182		4,182
Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance			0
Restructuring Charges			5,858
Cash Payments			(1,760)
Restructuring Reserve, Ending Balance	4,098		4,098
Other Incremental Costs [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance			0
Restructuring Charges			823
Cash Payments			(739)
Restructuring Reserve, Ending Balance	$ 84		$ 84