First Lien Secured Leverage Ratio

No definition available.

Name:	cik0000919465_FirstLienSecuredLeverageRatio
Namespace Prefix:	cik0000919465_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Fixed Charge Coverage Ratio

+ References

No definition available.

+ Details

Name:	cik0000919465_FixedChargeCoverageRatio
Namespace Prefix:	cik0000919465_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Letter of Credit, Fronting Fee

+ References

No definition available.

+ Details

Name:	cik0000919465_LetterOfCreditFrontingFee
Namespace Prefix:	cik0000919465_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of Credit Facility, Unused Capacity, Percentage

+ References

No definition available.

+ Details

Name:	cik0000919465_LineOfCreditFacilityUnusedCapacityPercentage
Namespace Prefix:	cik0000919465_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage Of Excess Cash Flow That Must Be Used To Prepay Outstanding Term Loan

+ References

No definition available.

+ Details

Name:	cik0000919465_PercentageOfExcessCashFlowThatMustBeUsedToPrepayOutstandingTermLoan
Namespace Prefix:	cik0000919465_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage Of Net Cash Proceeds From Non-Ordinary Asset Sales, Casualty And Condemnation Events That Must Be Used To Prepay Outstanding Term Loan If Not Reinvested In Business

+ References

No definition available.

+ Details

Name:	cik0000919465_PercentageOfNetCashProceedsFromNonOrdinaryAssetSalesCasualtyAndCondemnationEventsThatMustBeUsedToPrepayOutstandingTermLoanIfNotReinvestedInBusiness
Namespace Prefix:	cik0000919465_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Period Of Time Company Has To Reinvest Net Cash Proceeds From Non-Ordinary Asset Sales, Casualty And Condemnation Events

+ References

No definition available.

+ Details

Name:	cik0000919465_PeriodOfTimeCompanyHasToReinvestNetCashProceedsFromNonOrdinaryAssetSalesCasualtyAndCondemnationEvents
Namespace Prefix:	cik0000919465_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Term That Unused Capacity Of Credit Facility Must Be Below Specified Percentage To Trigger Ratio Requirement

+ References

No definition available.

+ Details

Name:	cik0000919465_TermThatUnusedCapacityOfCreditFacilityMustBeBelowSpecifiedPercentageToTriggerRatioRequirement
Namespace Prefix:	cik0000919465_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount.

+ References

Reference 1: 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=6451184&loc=d3e28551-108399

Reference 2: 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=6584090&loc=d3e28878-108400

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

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 21

-Paragraph 16, 20

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

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

- Definition

Interest rate stated in the contractual debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: 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(a)(2))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 2, 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of cash paid for interest during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 29

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3536-108585

+ Details

Name:	us-gaap_InterestPaid
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. Includes long-term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership.

+ References

+ Details

Name:	us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

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

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 2, 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

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

- Definition

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

+ 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 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

Reference 1: 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 2: 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

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Article 5

-Subsection 19, 20, 22

+ Details

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

Long-Term Debt (Narrative) (Details) (USD $)	12 Months Ended
Long-Term Debt (Narrative) (Details) (USD $)	Sep. 28, 2013	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2007
Debt Instrument [Line Items]
Debt instrument, face amount				$ 2,500,000
Percentage of excess cash flow that must be used to prepay outstanding term loan	50.00%
Percentage of net cash proceeds from non-ordinary asset sales, casualty and condemnation events that must be used to prepay outstanding term loan if not reinvested in business	100.00%
Fixed charge coverage ratio	2.25%
Credit facility, unused capacity	10.00%
Credit facility, remaining borrowing capacity	531,000,000
First lien secured leverage ratio	3.20%
Interest paid	245,000,000	288,000,000	300,000,000
Unsecured Debt	21,000,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	4,000,000
Term Loan [Member]
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity				650,000,000
Maturity Date	Apr. 01, 2015
Period of time company has to reinvest net cash proceeds from non-ordinary asset sales, casualty and condemnation events	15 months
Term that unused capacity of credit facility must be below 10% to trigger ratio requirement	10 days
First lien secured leverage ratio	4.00%
Revolving Line Of Credit [Member]
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity				650,000,000
Maturity Date	Jun. 01, 2016
Letter of credit, fronting fee	0.125%
Letter of credit, amount outstanding	44,000,000
Libor [Member]
Debt Instrument [Line Items]
Amount added to base rate for interest rate	2.00%
9 3/4% Second Priority Senior Secured Notes [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage	9.75%
Maturity Date	Jan. 01, 2021
10 1/4% Senior Subordinated Notes [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage	10.25%
11% Senior Subordinated Notes [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage	11.00%
Minimum [Member] \| Revolving Line Of Credit [Member]
Debt Instrument [Line Items]
Credit facility, unutilized capacity commitment fee	0.375%
Minimum [Member] \| Libor [Member]
Debt Instrument [Line Items]
Amount added to base rate for interest rate	1.75%
Maximum [Member] \| Revolving Line Of Credit [Member]
Debt Instrument [Line Items]
Credit facility, unutilized capacity commitment fee	0.50%
Parent Company [Member]
Debt Instrument [Line Items]
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures		$ 254,000,000
Base Rate [Member]
Debt Instrument [Line Items]
Amount added to base rate for interest rate	0.00%
Base Rate [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Amount added to base rate for interest rate	1.00%
Based On Achievement Certain Leverage Ratios [Member]
Debt Instrument [Line Items]
Percentage of excess cash flow that must be used to prepay outstanding term loan	0.00%