XML 46 R37.htm IDEA: XBRL DOCUMENT v3.23.1

Debt - Covenants (Details)	Nov. 21, 2022 leverageRatio
Line of Credit [Member] | Sixth Amendment to Credit Agreement | Limited Availability Period One
Debt Instrument [Line Items]
Net leverage ratio	4
Less than 2.00x | Term Loan | Credit Agreement | ABR Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	0.75%
Less than 2.00x | Term Loan | Credit Agreement | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	1.75%
Greater than or equal to 2.00x and less than 2.50x | Term Loan | Credit Agreement | ABR Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	1.00%
Greater than or equal to 2.00x and less than 2.50x | Term Loan | Credit Agreement | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	2.00%
Greater than or equal to 2.50x and less than 3.00x | Term Loan | Credit Agreement | ABR Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	1.25%
Greater than or equal to 2.50x and less than 3.00x | Term Loan | Credit Agreement | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	2.25%
Greater than or equal to 3.00x and less than 3.25x | Term Loan | Credit Agreement | ABR Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	1.50%
Greater than or equal to 3.00x and less than 3.25x | Term Loan | Credit Agreement | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	2.50%
Greater than or equal to 3.25x and less than 3.50x | Term Loan | Credit Agreement | ABR Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	1.75%
Greater than or equal to 3.25x and less than 3.50x | Term Loan | Credit Agreement | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	2.75%
Greater than or equal to 3.50x and less than 4.00x | Term Loan | Credit Agreement | ABR Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	2.00%
Greater than or equal to 3.50x and less than 4.00x | Term Loan | Credit Agreement | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	3.00%
Greater than or equal to 4.00x and less than 4.50x | Term Loan | Credit Agreement | ABR Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	2.75%
Greater than or equal to 4.00x and less than 4.50x | Term Loan | Credit Agreement | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	3.75%
Greater than or equal to 4.50x and less than 5.00x | Term Loan | Credit Agreement | ABR Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	3.75%
Greater than or equal to 4.50x and less than 5.00x | Term Loan | Credit Agreement | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	4.75%
Greater than 5.00x | Term Loan | Credit Agreement | ABR Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	4.75%
Greater than 5.00x | Term Loan | Credit Agreement | Eurodollar Loans
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	5.75%

X

- Definition

Debt Instrument, Covenant, Net Leverage Ratio

+ References

No definition available.

+ Details

Name:	blbd_DebtInstrumentCovenantNetLeverageRatio
Namespace Prefix:	blbd_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- 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

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

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=blbd_SixthAmendmentToCreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtInstrumentLimitedAvailabilityPeriodAxis=blbd_LimitedAvailabilityPeriodOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtCovenantCriteriaAxis=blbd_LeverageRatioLessthan2.00Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_MediumTermNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=blbd_CreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=blbd_AlternateBaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_EurodollarMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtCovenantCriteriaAxis=blbd_LeverageRatioGreaterthanorEqualto2.00andLessthan2.50Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtCovenantCriteriaAxis=blbd_LeverageRatioGreaterthanorEqualto2.50andLessthan3.00Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtCovenantCriteriaAxis=blbd_LeverageRatioGreaterThanOrEqualTo300AndLessThan350Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtCovenantCriteriaAxis=blbd_LeverageRatioGreaterThanOrEqualTo325AndLessThan350Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtCovenantCriteriaAxis=blbd_LeverageRatioGreaterThanOrEqualTo350AndLessThan400Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtCovenantCriteriaAxis=blbd_LeverageRatioGreaterThanOrEqualTo400AndLessThan450Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtCovenantCriteriaAxis=blbd_LeverageRatioGreaterThanOrEqualTo450AndLessThan500Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	blbd_DebtCovenantCriteriaAxis=blbd_LeverageRatioGreaterThan500xMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: