Amortization Period For Deferred Finance Costs

No definition available.

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- Definition

Line of credit facility maximum annual dividend payment restrictions.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Line Of Credit Potential Increase Amount

+ References

No definition available.

+ Details

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Period Type:	duration

- 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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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

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

- Definition

Amount of the fee for available but unused credit capacity under the credit facility.

+ References

+ Details

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

- Definition

The effective interest rate at the end of the reporting period.

+ References

+ Details

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Balance Type:	na
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- Definition

Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions).

+ References

+ Details

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- 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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- 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

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227

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Credit Facility - Additional Information (Detail) - USD ($)			3 Months Ended		12 Months Ended
	Jul. 13, 2018	Aug. 03, 2015	Jul. 28, 2019	Apr. 27, 2019	Apr. 27, 2019	Apr. 28, 2018	Apr. 29, 2017	Sep. 30, 2016
Line of Credit Facility [Line Items]
Allowable annual dividend payment under credit facility				$ 70,000,000	$ 70,000,000
Debt instrument, interest rate				4.17%	4.17%	3.92%	3.73%
Line of credit facility, amount outstanding				$ 203,800,000	$ 203,800,000	$ 158,700,000	$ 64,900,000
Letters of credit, outstanding amount				31,663,000	31,663,000	34,213,000
Credit facility, fees expensed on unused portion					$ 1,896,000	$ 2,235,000	$ 2,235,000
Amended Credit Agreement
Line of Credit Facility [Line Items]
Write off of deferred financing fees			$ 275,000
Unamortized deferred financing fees			$ 3,780,000
Amortization period for deferred financing fees			5 years
Credit Facility \| Maximum
Line of Credit Facility [Line Items]
Option to increase in commitments under credit agreement		$ 250,000,000
Revolving Credit Facility
Line of Credit Facility [Line Items]
Credit facility maturity term, in years		5 years
Credit facility, borrowing capacity	$ 750,000,000	$ 700,000,000
Credit facility , maturity date	Jul. 13, 2023
Revolving Credit Facility \| Maximum
Line of Credit Facility [Line Items]
Debt instrument, percentage points added to reference rate		0.75%
Revolving Credit Facility \| Maximum \| London Interbank Offered Rate (LIBOR)
Line of Credit Facility [Line Items]
Debt instrument, percentage points added to reference rate		1.75%
Revolving Credit Facility \| Minimum
Line of Credit Facility [Line Items]
Debt instrument, percentage points added to reference rate		0.25%
Revolving Credit Facility \| Minimum \| London Interbank Offered Rate (LIBOR)
Line of Credit Facility [Line Items]
Debt instrument, percentage points added to reference rate		1.25%
FILO Credit Facility, Revolving Credit Facility, the Credit Facility
Line of Credit Facility [Line Items]
Credit facility, borrowing capacity								$ 50,000,000
Debt instrument, interest rate description					Interest under the Revolving Credit Facility accrues, at the election of the Company, at a LIBOR or alternate base rate, plus, in each case, an applicable interest rate margin between LIBOR plus 1.750% per annum and LIBOR plus 1.250% per annum or between the alternate base rate plus 0.750% per annum and the alternate base rate plus 0.250% per annum based upon the average daily availability under the Revolving Credit Facility for the immediately preceding fiscal quarter.
Debt instrument, interest rate		1.00%
Unamortized deferred financing fees				$ 4,425,000	$ 4,425,000
Amortization period for deferred financing fees				5 years