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Cost Savings Initiatives - Summary of Costs Related to Cost Savings Initiatives (Parenthetical) (Details) - USD ($)	12 Months Ended
	Jan. 31, 2019	Jan. 31, 2018	Jan. 31, 2017
Watch and Accessory Brands
Restructuring Cost And Reserve [Line Items]
Pre-tax charges			$ 4,000,000
Cost Savings Initiatives | United States | Watch and Accessory Brands
Restructuring Cost And Reserve [Line Items]
Pre-tax charges		$ 3,900,000
Pre-tax income	$ 43,000
Cost Savings Initiatives | International | Watch and Accessory Brands
Restructuring Cost And Reserve [Line Items]
Pre-tax charges	300,000	9,700,000
Pre-tax income	$ 238,000
Cost Savings Initiatives | Severance and Payroll Related
Restructuring Cost And Reserve [Line Items]
Pre-tax charges		5,600,000
Cost Savings Initiatives | Severance and Payroll Related | SG&A
Restructuring Cost And Reserve [Line Items]
Pre-tax charges		4,300,000
Cost Savings Initiatives | Severance and Payroll Related | Cost Of Sales
Restructuring Cost And Reserve [Line Items]
Pre-tax charges		1,300,000
Cost Savings Initiatives | Fixed Assets | SG&A
Restructuring Cost And Reserve [Line Items]
Pre-tax charges		5,200,000
Cost Savings Initiatives | Other | SG&A
Restructuring Cost And Reserve [Line Items]
Pre-tax charges		2,700,000
Cost Savings Initiatives | Occupancy Charges | SG&A
Restructuring Cost And Reserve [Line Items]
Pre-tax charges		$ 100,000

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Restructuring benefits noncash adjustment.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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