XML 93 R83.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Equity - Narrative (Details) $ / shares in Units, $ in Millions |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Jul. 31, 2024 $ / shares | May 31, 2024 shares | Apr. 30, 2024 USD ($) $ / shares shares | Jun. 30, 2024 USD ($) Vote $ / shares shares | Jun. 30, 2023 $ / shares | Jun. 30, 2024 USD ($) Vote $ / shares shares | Jun. 30, 2023 $ / shares | Dec. 31, 2023 USD ($) $ / shares
Common stock |  |  |  |  |  |  |  |
Number of shares repurchased (in shares) |  |  | 935,739 |  |  |  |  |
Value of shares repurchased | $ |  |  | $ 11.4 |  |  |  |  |
Average cost per share (in dollars per share) | $ / shares |  |  | $ 12.19 |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  | $ 0.01 |  | $ 0.01 |  | $ 0.01
Dividends declared per common share (in dollars per share) | $ / shares |  |  |  | 0.43 | $ 0.42 | $ 0.86 | $ 0.82 |
At-The-Market |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Shares that may be issued under equity offerings (in shares) |  | 30,000,000 |  |  |  |  |  |
Subsequent event |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Dividends declared per common share (in dollars per share) | $ / shares | $ 0.43 |  |  |  |  |  |  |
Restricted common stock | Chief executive officer |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Restricted stock vested during period (in shares) |  |  |  |  |  | 184,729 |  |
Restricted common stock | Chief executive officer | 2020 Plan |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Grants during the period (in shares) |  |  |  |  |  | 309,775 |  |
Total grant date fair value | $ |  |  |  |  |  | $ 3.9 |  |
Restricted common stock | Employees |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Shares withheld for taxes (in shares) |  |  |  |  |  | 247,396 |  |
Restricted common stock | Employees | 2020 Plan |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Grants during the period (in shares) |  |  |  |  |  | 644,869 |  |
Total grant date fair value | $ |  |  |  |  |  | $ 8.2 |  |
Restricted common stock | Employees | Vested on grant date | 2020 Plan |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Grants during the period (in shares) |  |  |  |  |  | 228,416 |  |
Total grant date fair value | $ |  |  |  |  |  | $ 2.9 |  |
Restricted common stock | Employees | First anniversaries | 2020 Plan |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Grants during the period (in shares) |  |  |  |  |  | 200,900 |  |
Total grant date fair value | $ |  |  |  |  |  | $ 2.6 |  |
Restricted common stock | Employees | Second anniversaries | 2020 Plan |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Grants during the period (in shares) |  |  |  |  |  | 201,105 |  |
Total grant date fair value | $ |  |  |  |  |  | $ 2.6 |  |
Restricted common stock | Employees | Third anniversaries | 2020 Plan |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Grants during the period (in shares) |  |  |  |  |  | 7,226 |  |
Total grant date fair value | $ |  |  |  |  |  | $ 0.1 |  |
Restricted common stock | Employees | Fourth anniversaries | 2020 Plan |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Grants during the period (in shares) |  |  |  |  |  | 7,222 |  |
Total grant date fair value | $ |  |  |  |  |  | $ 0.1 |  |
RSUs | Director | 2020 Plan |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Grants during the period (in shares) |  |  |  |  |  | 36,688 |  |
Total grant date fair value | $ |  |  |  |  |  | $ 0.5 |  |
Performance-based restricted stock | Chief executive officer |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Restricted stock vested during period (in shares) |  |  |  |  |  | 275,569 |  |
Operating Partnership Units |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Conversion ratio for operating partnership units to common stock shares |  |  |  |  |  | 1 |  |
Operating Partnership Units | Special voting preferred shares |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Number of preferred stock shares paired with each OP units (in shares) |  |  |  |  |  | 1 |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  | $ 0.01 |  | $ 0.01 |  |
Number of vote per share of special voting preferred shares (in shares) | Vote |  |  |  | 1 |  | 1 |  |
OP units outstanding (in shares) |  |  |  | 16,293,589 |  | 16,293,589 |  |
Voting power of outstanding stock, percentage |  |  |  |  |  | 8.00% |  |
Share repurchase program |  |  |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |
Authorized amount to repurchase | $ |  |  |  | $ 138.6 |  | $ 138.6 |  | $ 150.0

X
- Definition Represents number of preferred stock shares paired with each operating partnership unit. + References No definition available. + Details
Name: | abr_NumberOfPreferredStockSharesPairedWithEachOperatingPartnershipUnit
Namespace Prefix: | abr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of voting rights per share. + References No definition available. + Details
Name: | abr_NumberOfVotes
Namespace Prefix: | abr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents conversion ratio of operating partnership units to common stock shares. + References No definition available. + Details
Name: | abr_OperatingPartnershipUnitsConversionRatio
Namespace Prefix: | abr_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of operating partnership units outstanding. + References No definition available. + Details
Name: | abr_OperatingPartnershipUnitsUnitsOutstanding
Namespace Prefix: | abr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents percentage of voting power of outstanding stock. + References No definition available. + Details
Name: | abr_PercentageOfVotingPower
Namespace Prefix: | abr_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Sale Of Stock, Number Of Shares Available For Sale + References No definition available. + Details
Name: | abr_SaleOfStockNumberOfSharesAvailableForSale
Namespace Prefix: | abr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The total fair value of equity-based payment equity instruments, excluding options, as of grant date. + References No definition available. + Details
Name: | abr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantDateFairValue
Namespace Prefix: | abr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-4 + Details
Name: | srt_StockRepurchaseProgramAuthorizedAmount1
Namespace Prefix: | srt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Final price paid per share for the purchase of the targeted number of shares, determined by an average market price over a fixed period of time. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 30 -Name Accounting Standards Codification -Section 25 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481138/505-30-25-5 + Details
Name: | us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1 + Details
Name: | us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-13 + Details
Name: | us-gaap_PreferredStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(02) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement. + References No definition available. + Details
Name: | us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares that have been repurchased and retired during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 10 -Topic 505 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1 + Details
Name: | us-gaap_StockRepurchasedAndRetiredDuringPeriodShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 10 -Topic 505 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1 + Details
Name: | us-gaap_StockRepurchasedAndRetiredDuringPeriodValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=abr_AtMarketMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=srt_ChiefExecutiveOfficerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=abr_AmendedOmnibusStockIncentivePlan2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_GranteeStatusAxis=us-gaap_ShareBasedPaymentArrangementEmployeeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=abr_VestedOnGrantDateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=abr_VestingPeriodOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=abr_VestingPeriodTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=abr_VestingPeriodThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=abr_VestingPeriodFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockUnitsRSUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=srt_DirectorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_PartnershipInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=abr_SpecialVotingPreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ShareRepurchaseProgramAxis=abr_ShareRepurchaseProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |