XML 75 R65.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Share-Based Payments - Summary of Restricted Stock and RSU Vesting Dates (Details) - LTIP [Member] | Mar. 31, 2018 shares
--- | ---
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 1,735,558
2018 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 823,690
2019 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 602,642
2020 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 309,226
Restricted Stock [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 102,812
Restricted Stock [Member] | 2018 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 65,185
Restricted Stock [Member] | 2019 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 32,733
Restricted Stock [Member] | 2020 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 4,894
RSU [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 1,632,746
RSU [Member] | 2018 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 758,505
RSU [Member] | 2019 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 569,909
RSU [Member] | 2020 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 304,332

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_TwoThousandEighteenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_AwardDateAxis=ari_TwentyTwentyMember
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: |