XML 46 R36.htm IDEA: XBRL DOCUMENT
v3.20.2

Note 4 - Loans Receivable - Activity in the Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Beginning balance | $ 8,156 | $ 7,824 | $ 7,632 | $ 8,470
Provision for (recovery of ) loan losses | (187) | (134) | 326 | 3,736
Loans charged off | (16) | (104) | (51) | (4,663)
Recoveries | 58 | 17 | 104 | 60
Total ending allowance balance | 8,011 | 7,603 | 8,011 | 7,603
Real Estate Portfolio [Member] |  |  |  |
Loans charged off | 0 |  | 0 |
Commercial Portfolio Segment [Member] |  |  |  |
Beginning balance | 1,658 | 2,044 | 2,065 | 2,272
Provision for (recovery of ) loan losses | (178) | (8) | (588) | 4,203
Loans charged off | 0 | 0 | 0 | (4,443)
Recoveries | 0 | 4 | 3 | 8
Total ending allowance balance | 1,480 | 2,040 | 1,480 | 2,040
Consumer Portfolio Segment [Member] |  |  |  |
Beginning balance | 46 | 31 | 40 | 28
Provision for (recovery of ) loan losses | 16 | 10 | 52 | 28
Loans charged off | (14) | (5) | (44) | (20)
Recoveries | 0 | 0 | 0 | 0
Total ending allowance balance | 48 | 36 | 48 | 36
Construction and Land Loans [Member] |  |  |  |
Beginning balance |  | 3 |  | 4
Provision for (recovery of ) loan losses |  | (1) |  | (2)
Loans charged off |  | 0 |  | 0
Recoveries |  | 0 |  | 0
Total ending allowance balance |  | 2 |  | 2
One-to-Four Family Residential Real Estate [Member] | Real Estate Portfolio [Member] |  |  |  |
Beginning balance | 665 | 563 | 675 | 699
Provision for (recovery of ) loan losses | (42) | 56 | (63) | (30)
Loans charged off | (2) | (44) | (7) | (117)
Recoveries | 2 | 5 | 18 | 28
Total ending allowance balance | 623 | 580 | 623 | 580
Multi-family Mortgage [Member] | Real Estate Portfolio [Member] |  |  |  |
Beginning balance | 4,185 | 3,988 | 3,676 | 3,991
Provision for (recovery of ) loan losses | (98) | (268) | 384 | (287)
Loans charged off | 0 | 0 | 0 | 0
Recoveries | 56 | 8 | 83 | 24
Total ending allowance balance | 4,143 | 3,728 | 4,143 | 3,728
Nonresidential Real Estate [Member] | Real Estate Portfolio [Member] |  |  |  |
Beginning balance | 1,602 | 1,195 | 1,176 | 1,476
Provision for (recovery of ) loan losses | 115 | 77 | 541 | (176)
Loans charged off |  | (55) |  | (83)
Recoveries | 0 | 0 | 0 | 0
Total ending allowance balance | $ 1,717 | $ 1,217 | $ 1,717 | $ 1,217

X
- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 + Details
Name: | us-gaap_LoansAndLeasesReceivableAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of expense related to estimated loss from loan and lease transactions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
Name: | us-gaap_ProvisionForLoanAndLeaseLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=bfin_RealEstatePortfolioMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=bfin_ConstructionAndLandLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bfin_OnetoFourFamilyResidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bfin_MultifamilyMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bfin_NonresidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |