Defined Benefit Plans (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 04, 2018	Jul. 29, 2017	Aug. 04, 2018	Jul. 29, 2017	Feb. 03, 2018
Defined Benefit Plans
Selling, general and administrative expenses	$ 204,569	$ 173,007	$ 402,788	$ 339,862
Other income (expense), net	1,360	(2,169)	(1,254)	(281)
SERP
Defined Benefit Plans
SERP benefit payments	400	400	800	800
Components of net periodic defined benefit pension cost
Service cost	0	0	0	0
Interest cost	472	460	944	921
Expected return on plan assets	0	0	0	0
Net amortization of unrecognized prior service credit	0	0	0	0
Net amortization of actuarial losses	46	38	93	76
Net periodic defined benefit pension cost	518	498	1,037	997
SERP | Other income
Defined Benefit Plans
Gains as a result of changes in value of the insurance policy investments, included in other income	1,700	1,900	700	3,800
Pension
Components of net periodic defined benefit pension cost
Service cost	754	606	1,494	1,232
Interest cost	527	480	1,054	963
Expected return on plan assets	(75)	(46)	(149)	(95)
Net amortization of unrecognized prior service credit	(7)	(6)	(14)	(13)
Net amortization of actuarial losses	151	111	303	228
Net periodic defined benefit pension cost	1,350	1,145	2,688	2,315
Pension | Foreign Plan
Defined Benefit Plans
Projected benefit obligation	27,500		27,500		$ 26,400
Plan assets at fair value	22,200		22,200		21,400
Components of net periodic defined benefit pension cost
Service cost	754	606	1,494	1,232
Interest cost	55	20	110	42
Expected return on plan assets	(75)	(46)	(149)	(95)
Net amortization of unrecognized prior service credit	(7)	(6)	(14)	(13)
Net amortization of actuarial losses	105	73	210	152
Net periodic defined benefit pension cost	832	647	1,651	1,318
Other assets | SERP
Defined Benefit Plans
Cash surrender values of the insurance policies held in a rabbi trust	64,300		64,300		64,500
Accrued expenses and other long-term liabilities | SERP
Defined Benefit Plans
Projected benefit obligation	54,900		54,900		54,800
Other long-term liabilities | Pension | Foreign Plan
Defined Benefit Plans
Net liability	$ 5,300		$ 5,300		$ 5,000
Accounting Standards Update 2017-07
Defined Benefit Plans
Selling, general and administrative expenses		(500)		(1,100)
Other income (expense), net		$ (500)		$ (1,100)