Debt Instrument, Covenant, Maximum Borrowing Capacity to Trigger Stated Rate

No definition available.

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- Definition

Debt Instrument, Covenant, Maximum Borrowing Capacity to Trigger Stated Rate, Scenario 2

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Minimum Borrowing Capacity to Trigger Stated Rate

+ References

No definition available.

+ Details

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Namespace Prefix:	blbd_
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Period Type:	instant

- Definition

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

+ References

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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ 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

Amount of the required periodic payments applied to principal.

+ References

+ Details

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

- Definition

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

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Balance Type:	debit
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- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Balance Type:	debit
Period Type:	duration

- 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.

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ 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

+ Details

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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

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Weighted average interest rate of long-term debt outstanding calculated at point in time.

+ References

No definition available.

+ Details

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- Details

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- Details

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Debt - Narrative (Details) - USD ($)		3 Months Ended		6 Months Ended
Debt - Narrative (Details) - USD ($)	Nov. 21, 2022	Apr. 01, 2023	Apr. 02, 2022	Apr. 01, 2023	Apr. 02, 2022	Oct. 01, 2022	Nov. 24, 2021
Debt Instrument [Line Items]
Interest expense		$ 5,200,000	$ 2,500,000	$ 9,400,000	$ 5,600,000
Senior Term Loan \| Senior Credit Facility
Debt Instrument [Line Items]
Long-term line of credit		$ 141,700,000		$ 141,700,000		$ 151,600,000
Stated interest rate (as a percent)		10.50%		10.50%		7.90%
Weighted average effective interest rate (as a percent)		11.60%		11.60%		8.00%
Revolving Credit Facility \| Sixth Amendment to Credit Agreement
Debt Instrument [Line Items]
Remaining borrowing capacity	$ 10,000,000
Maximum borrowing capacity	90,000,000
Line of Credit Facility, Current Borrowing Capacity	80,000,000
Debt Instrument, Covenant, Maximum Borrowing Capacity to Trigger Stated Rate	50,000,000
Debt Instrument, Minimum Borrowing Capacity to Trigger Stated Rate	80,000,000
Debt Instrument, Covenant, Maximum Borrowing Capacity to Trigger Stated Rate, Scenario 2	80,000,000
Term Loan \| Sixth Amendment to Credit Agreement
Debt Instrument [Line Items]
Debt Instrument, Periodic Payment, Principal	5,000,000
Debt Instrument, Face Amount	$ 151,600,000
Revolving Credit Facility \| Line of Credit \| Third Amendment to the Credit Agreement
Debt Instrument [Line Items]
Lender fees and other issuance costs							$ 3,300,000
Revolving Credit Facility \| Line of Credit \| Third Amendment to the Credit Agreement \| Gain (Loss) o Extinguishment of Debt [Member]
Debt Instrument [Line Items]
Lender fees and other issuance costs							500,000
Revolving Credit Facility \| Line of Credit \| Third Amendment to the Credit Agreement \| Other Noncurrent Assets
Debt Instrument [Line Items]
Lender fees and other issuance costs							1,200,000
Revolving Credit Facility \| Line of Credit \| Third Amendment to the Credit Agreement \| Senior Notes, Noncurrent
Debt Instrument [Line Items]
Lender fees and other issuance costs							$ 1,500,000
Revolving Credit Facility \| Line of Credit \| Senior Revolving Credit Facility
Debt Instrument [Line Items]
Long-term line of credit		$ 0		$ 0
Letters of Credit \| Line of Credit \| Senior Revolving Credit Facility
Debt Instrument [Line Items]
Remaining borrowing capacity		83,700,000		83,700,000
Letters of credit, amount outstanding		$ 6,300,000		$ 6,300,000