Fair Value (Assets and Liabilities at Fair Value) (Details) - USD ($) $ in Thousands	Oct. 31, 2020		Feb. 01, 2020
Fair Value, Recurring [Member]
Assets, Fair Value Disclosure [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	$ 111,867	[1]	$ 58,672
Derivative instruments (2)	461		1,969
Restricted Investments, Noncurrent	60,419		109,049
Restricted Cash Equivalents, Noncurrent	14,588	[2]	14,366
Total assets	187,335		184,056
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments (2)	367		1,460
Total liabilities	367		1,460
Level 1 | Fair Value, Recurring [Member]
Assets, Fair Value Disclosure [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	68,271	[1]	225
Derivative instruments (2)	0		0
Restricted Investments, Noncurrent	1		1
Restricted Cash Equivalents, Noncurrent	6,670	[2]	9,765
Total assets	74,942		9,991
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments (2)	0		0
Total liabilities	0		0
Level 2 | Fair Value, Recurring [Member]
Assets, Fair Value Disclosure [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	43,596	[1]	58,447
Derivative instruments (2)	461		1,969
Restricted Investments, Noncurrent	60,418		109,048
Restricted Cash Equivalents, Noncurrent	7,918	[2]	4,601
Total assets	112,393		174,065
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments (2)	367		1,460
Total liabilities	367		1,460
Level 3 | Fair Value, Recurring [Member]
Assets, Fair Value Disclosure [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	0	[1]	0
Derivative instruments (2)	0		0
Restricted Investments, Noncurrent	0		0
Restricted Cash Equivalents, Noncurrent	0	[2]	0
Total assets	0		0
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments (2)	0		0
Total liabilities	0		0
Term Loan Facility
Liabilities, Fair Value Disclosure [Abstract]
Gross borrowings outstanding, carrying amount			233,250
Gross borrowings outstanding, fair value			$ 233,979
Senior Notes [Member]
Liabilities, Fair Value Disclosure [Abstract]
Gross borrowings outstanding, carrying amount	350,000
Gross borrowings outstanding, fair value	$ 374,063

[1] Level 1 assets consist of investments in money market funds. Level 2 assets consist of time deposits.(2)    Level 2 assets and liabilities consist primarily of foreign currency exchange forward contracts.

[2] Level 1 assets consist of investments in U.S. treasury bills and money market funds. Level 2 assets consist of time deposits.