Fair Value (Assets and Liabilities at Fair Value) (Details) - USD ($) $ in Thousands	Jul. 31, 2021		Jan. 30, 2021
Fair Value, Recurring [Member]
Assets, Fair Value Disclosure [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	$ 177,899	[1]	$ 307,868
Derivative instruments (2)	1,872		79
Restricted Investments, Noncurrent	61,539		60,790
Restricted Cash Equivalents, Noncurrent	7,907		10,718
Total assets	249,217		379,455
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments (2)	794		4,694
Total liabilities	794		4,694
Level 1 | Fair Value, Recurring [Member]
Assets, Fair Value Disclosure [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	131,301	[1]	296,279
Derivative instruments (2)	0		0
Restricted Investments, Noncurrent	1		1
Restricted Cash Equivalents, Noncurrent	3,109		2,943
Total assets	134,411		299,223
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	46,598	[1]	11,589
Derivative instruments (2)	1,872		79
Restricted Investments, Noncurrent	61,538		60,789
Restricted Cash Equivalents, Noncurrent	4,798		7,775
Total assets	114,806		80,232
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments (2)	794		4,694
Total liabilities	794		4,694
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		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	307,730		350,000
Gross borrowings outstanding, fair value			$ 389,813
Senior Notes [Member]
Liabilities, Fair Value Disclosure [Abstract]
Gross borrowings outstanding, fair value	$ 340,811

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