Defined Benefit Plans (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 03, 2018	Oct. 28, 2017	Nov. 03, 2018	Oct. 28, 2017	Feb. 03, 2018
Defined Benefit Plans
Selling, general and administrative expenses	$ 197,943	$ 178,009	$ 600,731	$ 517,871
SERP
Defined Benefit Plans
SERP benefit payments	(400)	(400)	(1,300)	(1,300)
Components of net periodic defined benefit pension cost
Service cost	0	0	0	0
Interest cost	471	461	1,415	1,382
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	47	38	140	114
Net periodic defined benefit pension cost	518	499	1,555	1,496
SERP | Other income
Defined Benefit Plans
Gain (loss) as a result of changes in value of the insurance policy investments, included in other income	(2,300)	(1,600)	(1,600)	(5,500)
Pension
Components of net periodic defined benefit pension cost
Service cost	730	492	2,224	1,452
Interest cost	525	483	1,579	1,446
Expected return on plan assets	(72)	(48)	(221)	(143)
Net amortization of unrecognized prior service credit	(7)	(7)	(21)	(20)
Net amortization of actuarial losses	150	116	453	344
Net periodic defined benefit pension cost	1,326	1,036	4,014	3,079
Pension | Foreign Plan
Defined Benefit Plans
Projected benefit obligation	27,900		27,900		$ 26,400
Plan assets at fair value	22,400		22,400		21,400
Components of net periodic defined benefit pension cost
Service cost	730	492	2,224	1,452
Interest cost	54	22	164	64
Expected return on plan assets	(72)	(48)	(221)	(143)
Net amortization of unrecognized prior service credit	(7)	(7)	(21)	(20)
Net amortization of actuarial losses	103	78	313	230
Net periodic defined benefit pension cost	808	537	2,459	1,583
Other assets | SERP
Defined Benefit Plans
Cash surrender values of the insurance policies held in a rabbi trust	61,600		61,600		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	$ 5,500		$ 5,500		$ 5,000
Accounting Standards Update 2017-07
Defined Benefit Plans
Selling, general and administrative expenses		$ (500)		$ (1,600)