XML 75 R64.htm IDEA: XBRL DOCUMENT v3.24.0.1

Note 7 - Leases - Classification of Right of Use and Lease Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Gross carrying amount	$ 7,671	$ 7,671
New lease obligation	1,354	0
Accumulated amortization	(5,082)	(3,964)
Other Assets [Member]
Net recorded value	3,943	3,707
Other Liabilities [Member]
Right of use lease obligations	$ 3,943	$ 3,707

X

- Definition

Amount of accumulated amortization of right-of-use asset under operating lease.

+ References

No definition available.

+ Details

Name:	bfin_OperatingLeaseRightOfUseAssetAccumulatedAmortization
Namespace Prefix:	bfin_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of lessee's right to use underlying asset under operating lease, before accumulated amortization.

+ References

No definition available.

+ Details

Name:	bfin_OperatingLeaseRightOfUseAssetGross
Namespace Prefix:	bfin_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Represents amount of right-of-use asset obtained in exchange for lease obligations in other assets and other liabilities.

+ References

No definition available.

+ Details

Name:	bfin_RightofuseAssetObtainedInExchangeForLeaseObligationsInOtherAssetsAndOtherLiabilities
Namespace Prefix:	bfin_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-1

+ Details

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

X

- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-1

+ Details

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

X

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_OtherAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_OtherLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: