XML 93 R80.htm IDEA: XBRL DOCUMENT
v3.20.4

Share-Based Payments - Summary of Restricted Stock and RSU Vesting Dates (Details) - LTIP | Dec. 31, 2020 shares
--- | ---
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 2,538,088
2021 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 1,238,182
2022 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 836,135
2023 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 463,771
Restricted Stock |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 82,235
Restricted Stock | 2021 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 82,235
Restricted Stock | 2022 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 0
Restricted Stock | 2023 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 0
RSU |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 2,455,853
RSU | 2021 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 1,155,947
RSU | 2022 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 836,135
RSU | 2023 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 463,771

X
- Definition Share based compensation arrangement by share based payment award equity instruments other than options expected to vest. + References No definition available. + Details
Name: | ari_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsExpectedtoVest
Namespace Prefix: | ari_
Data Type: | xbrli:sharesItemType
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_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PlanNameAxis=ari_A2009EquityIncentivePlanLTIPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardDateAxis=ari_TwentyTwentyOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardDateAxis=ari_TwentyTwentyTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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