XML 86 R70.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Debt Obligations - Senior Unsecured Notes (Details) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2021 | Aug. 31, 2021 | Apr. 30, 2021 | Jun. 30, 2020 | Apr. 30, 2020 | Mar. 31, 2020 | Oct. 31, 2019 | Mar. 31, 2019 | May 31, 2018 | Mar. 31, 2018 | Dec. 31, 2021 | Dec. 31, 2020
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Senior notes carrying value | $ 1,280,545 |  |  |  |  |  |  |  |  |  | $ 1,280,545 | $ 662,843
5.00% Convertible notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated notes | $ 180,000 |  |  |  |  |  |  |  |  |  | $ 180,000 |
Interest rate (as a percent) | 5.00% |  |  |  |  |  |  |  |  |  | 5.00% |
Proceeds from issued debt | $ 177,200 |  |  |  |  |  |  |  |  |  |  |
4.50% Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated notes | $ 275,000 | $ 270,000 |  |  |  | $ 275,000 |  |  |  |  | $ 275,000 | 275,000
Interest rate (as a percent) | 4.50% | 4.50% |  |  |  | 4.50% |  |  |  |  | 4.50% |
Proceeds from issued debt |  | $ 265,800 |  |  |  | $ 271,800 |  |  |  |  |  |
5.00% Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated notes | $ 175,000 |  | $ 175,000 |  |  |  |  |  |  |  | $ 175,000 |
Interest rate (as a percent) | 5.00% |  | 5.00% |  |  |  |  |  |  |  | 5.00% |
Proceeds from issued debt |  |  | $ 172,300 |  |  |  |  |  |  |  |  |
5.625% Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated notes | $ 125,000 |  |  |  |  |  |  |  |  | $ 100,000 | $ 125,000 | 125,000
Interest rate (as a percent) | 5.625% |  |  |  |  |  |  |  |  | 5.625% | 5.625% |
Proceeds from issued debt |  |  |  |  |  |  |  |  | $ 25,000 | $ 122,300 |  |
4.75% Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated notes | $ 110,000 |  |  |  |  |  |  |  |  |  | $ 110,000 | 110,000
Redemption of aggregate principal amount (as a percent) |  |  |  |  |  |  | 100.00% |  |  |  | 100.00% |
5.75% Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated notes | $ 90,000 |  |  |  |  |  |  | $ 90,000 |  |  | $ 90,000 | 90,000
Interest rate (as a percent) | 5.75% |  |  |  |  |  |  | 5.75% |  |  | 5.75% |
Proceeds from issued debt |  |  |  |  |  |  |  | $ 88,200 |  |  |  |
Senior Unsecured Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated notes | $ 1,295,750 |  |  |  |  |  |  |  |  |  | $ 1,295,750 | 670,750
8.00% Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated notes | $ 70,750 |  |  |  | $ 40,500 |  |  |  |  |  | $ 70,750 | 70,750
Interest rate (as a percent) | 8.00% |  |  |  | 8.00% |  |  |  |  |  | 8.00% |
Proceeds from issued debt |  |  |  | $ 30,300 | $ 69,600 |  |  |  |  |  |  |
Collateralized debt obligations |  |  |  |  |  |  |  |  |  |  |  |
Debt Obligations |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated notes | $ 5,924,705 |  |  |  |  |  |  |  |  |  | $ 5,924,705 | $ 2,532,343

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69C -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69B -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
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: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of principal amount of debt redeemed. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16(a)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
Name: | us-gaap_SeniorNotes
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=abr_SeniorUnsecuredNotesOne5.00Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=abr_SeniorUnsecuredNotes4.50Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=abr_SeniorUnsecuredNotes5.00Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=abr_SeniorUnsecuredNotesDueInMay2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=abr_SeniorUnsecuredNotesDueInOctober2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=abr_SeniorUnsecuredNotesDueInApril2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=us-gaap_SeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=abr_SeniorUnsecuredNotes8.00Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=us-gaap_CollateralizedDebtObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |