Defined Benefit Plans (Details) - USD ($) $ in Thousands	3 Months Ended
	May 05, 2018	Apr. 29, 2017	Feb. 03, 2018
Defined Benefit Plans
Selling, general and administrative expenses	$ 198,219	$ 166,855
Other income (expense), net	(2,614)	1,888
SERP
Defined Benefit Plans
SERP benefit payments	400	400
Components of net periodic defined benefit pension cost
Service cost	0	0
Interest cost	472	461
Expected return on plan assets	0	0
Net amortization of unrecognized prior service credit	0	0
Net amortization of actuarial losses	47	38
Net periodic defined benefit pension cost	519	499
SERP | Other income/expense
Defined Benefit Plans
Gains (losses) as a result of changes in value of the insurance policy investments, included in other income and expense	(1,000)	1,900
Pension
Components of net periodic defined benefit pension cost
Service cost	740	626
Interest cost	527	483
Expected return on plan assets	(74)	(49)
Net amortization of unrecognized prior service credit	(7)	(7)
Net amortization of actuarial losses	152	117
Net periodic defined benefit pension cost	1,338	1,170
Pension | Foreign Plan
Defined Benefit Plans
Projected benefit obligation	25,400		$ 26,400
Plan assets at fair value	20,600		21,400
Components of net periodic defined benefit pension cost
Service cost	740	626
Interest cost	55	22
Expected return on plan assets	(74)	(49)
Net amortization of unrecognized prior service credit	(7)	(7)
Net amortization of actuarial losses	105	79
Net periodic defined benefit pension cost	819	671
Other assets | SERP
Defined Benefit Plans
Cash surrender values of the insurance policies held in a rabbi trust	63,000		64,500
Accrued expenses and other long-term liabilities | SERP
Defined Benefit Plans
Projected benefit obligation	54,800		54,800
Other long-term liabilities | Pension | Foreign Plan
Defined Benefit Plans
Net liability	$ 4,800		$ 5,000
Accounting Standards Update 2017-07
Defined Benefit Plans
Selling, general and administrative expenses		(500)
Other income (expense), net		$ (500)