XML 60 R49.htm IDEA: XBRL DOCUMENT
v3.20.2

Loans and Investments - Charge-offs and Recoveries Narratives (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2020 USD ($) loan | Jun. 30, 2020 USD ($) loan | Mar. 31, 2020 USD ($) loan | Dec. 31, 2019 USD ($) | Jun. 30, 2019 USD ($) | Mar. 31, 2019 loan
Loans and Investments |  |  |  |  |  |
Provision for credit loss expense | $ 10,559 | $ 64,400 |  |  |  |
Number of loans for which no provision for loan loss made | loan |  |  | 0 |  |  | 0
Allowance for credit losses | $ 152,811 | $ 152,811 | $ 142,252 | $ 71,069 | $ 71,069 |
Six loans collateralized by a land development project | Maturity date of March 2020 |  |  |  |  |  |
Loans and Investments |  |  |  |  |  |
Number of loans with unpaid principal balance | loan | 6 | 6 |  |  |  |
Unpaid principal balance on loans | $ 120,700 | $ 120,700 |  |  |  |
Five loans collateralized by a land development project | Maturity date of March 2020 |  |  |  |  |  |
Loans and Investments |  |  |  |  |  |
Number of loans with unpaid principal balance | loan | 5 | 5 |  |  |  |
Unpaid principal balance on loans | $ 111,300 | $ 111,300 |  |  |  |
Weighted average accrual rate of interest (as a percent) |  | 7.98% |  |  |  |
Allowance for credit losses | 71,400 | $ 71,400 |  | $ 61,400 |  |
Office |  |  |  |  |  |
Loans and Investments |  |  |  |  |  |
Provision for credit loss expense | 2,436 | 6,745 |  |  |  |
Allowance for credit losses | 8,532 | 8,532 | 6,096 |  | $ 1,500 |
Hotel |  |  |  |  |  |
Loans and Investments |  |  |  |  |  |
Provision for credit loss expense | 144 | 7,643 |  |  |  |
Allowance for credit losses | $ 7,672 | $ 7,672 | $ 7,528 |  |  |

X
- Definition Represents the weighted average accrual rate of interest of impaired financing receivables. + References No definition available. + Details
Name: | abr_ImpairedFinancingReceivableWeightedAverageAccrualRateOfInterest
Namespace Prefix: | abr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of loans for which the value of the collateral securing the loan was less than the carrying value of the loan for which the entity has not recorded a provision for loan loss. + References No definition available. + Details
Name: | abr_NumberOfLoanForWhichNoProvisionForLoanLossMade
Namespace Prefix: | abr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of loans with principal due that have been delinquent. + References No definition available. + Details
Name: | abr_NumberOfMortgageLoansOnRealEstateDelinquentPrincipal
Namespace Prefix: | abr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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: | srt_MortgageLoansOnRealEstateLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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: | abr_NumberOfLoansUnpaidPrincipalBalanceAxis=abr_SixLoansCollateralizedByLandDevelopmentProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | abr_LoansReceivableMaturityAxis=abr_MaturityDateMarch2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | abr_NumberOfLoansUnpaidPrincipalBalanceAxis=abr_FiveLoansCollateralizedByLandDevelopmentProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_OfficeBuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_HotelMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |