Master Credit Agreement Amount

No definition available.

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Balance Type:	credit
Period Type:	instant

- Definition

Term Loan, Increase Limit

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

+ References

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

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.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 210
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

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Long-Term Obligations and Commitments - Long Term Debt (Details) - USD ($)		6 Months Ended
	May 02, 2019	Jan. 31, 2020	Jan. 31, 2019	Jul. 31, 2019
Debt Instrument [Line Items]
Short-term debt		$ 38,000,000		$ 50,000,000
Amendment to Master Credit Agreement
Debt Instrument [Line Items]
Master credit agreement	$ 1,400,000,000
Amendment to Master Credit Agreement \| Term Loan
Debt Instrument [Line Items]
Interest paid		6,000,000	$ 7,000,000
Amendment to Master Credit Agreement \| Term Loan \| Line of Credit
Debt Instrument [Line Items]
Line of credit, maximum borrowing capacity	400,000,000
Unsecured term loan		363,000,000
Term Loan, increase limit	400,000,000
Short-term debt		$ 38,000,000
Quarterly principal payment	$ 12,500,000
Amendment to Master Credit Agreement \| Term Loan \| Line of Credit \| Base Rate \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate	0.00%
Amendment to Master Credit Agreement \| Term Loan \| Line of Credit \| Base Rate \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate	0.125%
Amendment to Master Credit Agreement \| Term Loan \| Line of Credit \| LIBOR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate	0.625%
Amendment to Master Credit Agreement \| Term Loan \| Line of Credit \| LIBOR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate	1.125%