Line of Credit Facility, Unused Capacity, Percentage

No definition available.

Name:	bcred_LineOfCreditFacilityUnusedCapacityPercentage
Namespace Prefix:	bcred_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- 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

- 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

- 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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
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:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

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

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

Borrowings - Middle Peak Funding Facility (Details) - Line of Credit - Revolving Credit Facility - USD ($)	Jun. 30, 2024	Dec. 31, 2021	Oct. 30, 2021	Jun. 30, 2021	May 18, 2021	Sep. 30, 2022	Oct. 22, 2021
Debt Instrument [Line Items]
Unused capacity, commitment fee percentage					0.375%
LIBOR
Debt Instrument [Line Items]
Applicable margin rate					1.00%
Middle Peak Funding Facility
Debt Instrument [Line Items]
Unused capacity, commitment fee percentage			0.35%
Unused capacity threshold percentage			10.00%
Aggregate principal amount		$ 800,000,000		$ 500,000,000		$ 800,000,000	$ 800,000,000
Middle Peak Funding Facility \| LIBOR
Debt Instrument [Line Items]
Applicable margin rate		2.00%
Middle Peak Funding Facility \| Forecast \| LIBOR
Debt Instrument [Line Items]
Applicable margin rate	2.10%
Middle Peak Funding Facility, Syndicated Loans \| LIBOR
Debt Instrument [Line Items]
Applicable margin rate				1.60%
Middle Peak Funding Facility, Middle Market Loans \| LIBOR
Debt Instrument [Line Items]
Applicable margin rate				2.00%