Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Selling, General and Administrative Expense (Policies)
Notes Tables
Notes Details

Debt (Narrative) (Details)

v3.7.0.1

Debt (Narrative) (Details)		6 Months Ended	12 Months Ended
Debt (Narrative) (Details)	Aug. 27, 2013 USD ($) debt_instrument	Apr. 01, 2017 USD ($)	Oct. 01, 2016 USD ($)
Revolving Credit Facility, due May 2017 \| Revolving Credit Facility
Debt Instrument [Line Items]
Retained earnings, amount available for dividends and stock repurchases		$ 10,600,000	$ 10,700,000
Revolving Credit Facility, due May 2016 \| Revolving Credit Facility
Debt Instrument [Line Items]
Payments of deferred financing fees			$ 1,000,000
Outstanding under credit facility		$ 77,400,000
Fixed charge coverage ratio, term (in months)		12 months
Fixed charge coverage ratio		1.1
Salt Life Acquisition \| Promissory Note
Debt Instrument [Line Items]
Number of promissory notes issued (debt instruments) \| debt_instrument	2
Aggregate principal of promissory notes	$ 22,000,000
Amount of one-time installment payment	$ 9,000,000
Debt instrument, discounted value		$ 6,000,000
Salt Life Acquisition \| Promissory Note, Maturity Date June 30, 2016 \| Promissory Note
Debt Instrument [Line Items]
Imputed interest (percent)	1.92%
Salt Life Acquisition \| Promissory Note, Maturity Date June 30, 2019 \| Promissory Note
Debt Instrument [Line Items]
Imputed interest (percent)	3.62%
Letter of Credit \| Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity		25,000,000
Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity		145,000,000
Potential maximum credit available under the facility		$ 200,000,000
Interest rate during period (percent)		3.50%
Unused borrowing capacity		$ 46,400,000

- Definition

Debt Covenant, Fixed Charge Coverage Ratio, Term

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Amount of One-time Installment Payment

+ References

No definition available.

+ Details

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

- Definition

Debt Instrument, Discounted Value

+ References

No definition available.

+ Details

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Namespace Prefix:	dla_
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Balance Type:	credit
Period Type:	instant

- Definition

Debt Instrument, Number of Instruments Issued

+ References

No definition available.

+ Details

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- Definition

Fixed Charge Coverage Ratio

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Including Additional Borrowing Capacity, Maximum

+ References

No definition available.

+ Details

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Namespace Prefix:	dla_
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- Definition

Retained Earnings, Amount Available for Dividends and Stock Repurchases

+ References

No definition available.

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Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

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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.

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- 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://www.xbrl.org/2003/role/presentationRef
-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://www.xbrl.org/2003/role/presentationRef
-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

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-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

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- Definition

The effective interest rate during the reporting period.

+ References

+ 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

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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Namespace Prefix:	us-gaap_
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- Definition

The cash outflow for loan and debt issuance costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6513228

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