Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	Jan. 30, 2021	Jan. 25, 2020	Sep. 15, 2015
Debt Instrument [Line Items]
Debt and capital lease obligations	$ 583,284	$ 866,901
Less: current portion	(81,722)	(22,500)
Long-term debt	$ 501,562	844,401
0.75% Convertible Senior Notes Due 2021
Debt Instrument [Line Items]
Debt, interest rate (in percent)	0.75%		0.75%
Debt and capital lease obligations	$ 56,410	422,526
Credit Agreement - Revolving facility (matures April 2020)
Debt Instrument [Line Items]
Debt and capital lease obligations	105,000	0
Credit Agreement - Term Loan (matures April 2020)
Debt Instrument [Line Items]
Debt and capital lease obligations	$ 421,874	$ 444,375

Amount of short-term and long-term debt and lease obligation.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount of long-term debt and lease obligation, classified as current.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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