Defined Benefit Plans (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020	Jan. 30, 2021
SERP
Defined Benefit Plans
SERP benefit payments	$ 500	$ 300	$ 1,000	$ 800
Components of net periodic defined benefit pension cost
Service cost	0	0	0	0
Interest cost	288	320	577	639
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	20	10	40	20
Net periodic defined benefit pension cost	308	330	617	659
SERP | Other income (expense)
Defined Benefit Plans
Gain (loss) as a result of changes in value of the insurance policy investments, included in other income (expense)	2,200	5,100	2,200	2,000
Pension
Components of net periodic defined benefit pension cost
Service cost	793	766	1,583	1,530
Interest cost	307	327	615	654
Expected return on plan assets	(52)	(45)	(104)	(90)
Net amortization of unrecognized prior service credit	(17)	(16)	(34)	(32)
Net amortization of actuarial losses	106	97	211	193
Net periodic defined benefit pension cost	1,137	1,129	2,271	2,255
Pension | Foreign Plan
Defined Benefit Plans
Projected benefit obligation	40,900		40,900		$ 41,500
Plan assets at fair value	34,500		34,500		35,000
Components of net periodic defined benefit pension cost
Service cost	793	766	1,583	1,530
Interest cost	19	7	38	15
Expected return on plan assets	(52)	(45)	(104)	(90)
Net amortization of unrecognized prior service credit	(17)	(16)	(34)	(32)
Net amortization of actuarial losses	86	87	171	173
Net periodic defined benefit pension cost	829	$ 799	1,654	$ 1,596
Other assets | SERP
Defined Benefit Plans
Cash surrender values of the insurance policies held in a rabbi trust	73,400		73,400		72,100
Accrued expenses and other long-term liabilities | SERP
Defined Benefit Plans
Projected benefit obligation	51,900		51,900		52,300
Other long-term liabilities | Pension | Foreign Plan
Defined Benefit Plans
Net liability	$ 6,400		$ 6,400		$ 6,400