Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Debt and Credit Arrangements - Schedule of Debt (Detail) - USD ($) $ in Thousands	Aug. 04, 2018	Jul. 02, 2018	Feb. 03, 2018	Jul. 29, 2017
Debt Instrument [Line Items]
Debt instrument carrying amount	$ 1,980,700		$ 2,752,600	$ 2,812,200
Unamortized debt discount and debt issuance cost	(24,413)		(40,153)	(42,030)
Less: current portion	(62,250)		(219,750)	(236,250)
Long-term debt	1,894,071		2,492,660	2,533,907
Abl Facility [Member]
Debt Instrument [Line Items]
Credit facility, borrowed	93,000		217,000	267,000
First Lien Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument carrying amount	1,887,734		1,910,563	1,920,187
Second Lien Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument carrying amount	$ 0		$ 625,000	$ 625,000
Long-term debt		$ 623,300