XML 59 R46.htm IDEA: XBRL DOCUMENT
v3.19.1

MORTGAGE LOAN RECEIVABLES - Additional Information (Details) | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 31, 2019 USD ($) loan | Dec. 31, 2018 USD ($) | Mar. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | Dec. 31, 2017 | Feb. 28, 2019 USD ($)
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Unamortized discounts included in mortgage loan receivables held for investment, at amortized cost | $ 500,000 | $ 500,000 |  |  |  |
Provision for loan losses | 300,000 |  | $ 3,000,000 |  |  |
Loans nonaccrual status, amount | 36,850,000 | 36,850,000 |  |  |  |
Real estate acquired through foreclosure |  |  |  |  |  | $ 18,200,000
Mortgage loan receivables held for investment, net, at amortized cost |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Loans receivable with fixed rates of interest | $ 798,700,000 | $ 816,800,000 |  |  |  |
Percentage of loans receivable with fixed rates of interest | 24.10% | 24.60% |  |  |  |
Loans receivable with variable rates of interest | $ 2,500,000,000 | $ 2,500,000,000 |  |  |  |
Loans receivable with variable rates of interest, percentage | 75.90% | 75.40% |  |  |  |
Mortgage loan receivables held for sale |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Loans receivable with fixed rates of interest | $ 189,500,000 | $ 182,400,000 |  |  |  |
Percentage of loans receivable with fixed rates of interest | 100.00% | 100.00% |  |  |  |
Loan on non-accrual status |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Loans nonaccrual status, amount | $ 0 | $ 0 |  |  |  |
Minimum |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Direct capitalization rate | 4.60% |  | 4.70% |  | 4.35% |
Maximum |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Number of mortgage loans impaired | loan | 3 |  |  |  |  |
Direct capitalization rate | 4.90% |  | 5.00% |  | 4.65% |
One Of Company Loans | Mortgage loan receivables held for investment, net, at amortized cost |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Loans in default, carrying value |  | $ 45,000,000 |  |  |  |
One Of Company Loans | Minimum | Mortgage loan receivables held for investment, net, at amortized cost |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Percentage of equity kicker not subject to investment |  | 19.00% |  |  |  |
One Of Company Loans | Maximum | Mortgage loan receivables held for investment, net, at amortized cost |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Percentage of equity kicker not subject to investment |  | 25.00% |  |  |  |
Asset Specific Reserve, Company Loan | Mortgage loan receivables held for investment, net, at amortized cost |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Loan reserve amount |  |  |  | $ 10,000,000 |  |
Two Of Company Loans | Mortgage loan receivables held for investment, net, at amortized cost |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Number or loans in default | loan | 2 |  |  |  |  |
Loans in default, carrying value | $ 26,900,000 |  |  |  |  |
Loan reserve amount |  |  | $ 2,700,000 |  |  |
Series A | One Of Company Loans | Mortgage loan receivables held for investment, net, at amortized cost |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Loans in default, carrying value |  | $ 35,000,000 |  |  |  |
Series B | One Of Company Loans | Mortgage loan receivables held for investment, net, at amortized cost |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Loans in default, carrying value |  | $ 10,000,000 |  |  |  |
Real Estate Acquired in Satisfaction of Debt |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Unamortized discounts included in mortgage loan receivables held for investment, at amortized cost | 100,000 |  |  |  |  |
Real estate acquired through foreclosure | 18,200,000 |  |  |  |  |
Loans in default, no losses expected | 17,800,000 |  |  |  |  |
Accrued interest | $ 200,000 |  |  |  |  |

X
- Definition Accrued Interest, Loan + References No definition available. + Details
Name: | ladr_AccruedInterestLoan
Namespace Prefix: | ladr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Allowance for Loan and Lease Losses, Provision For Loss Resulting From On-going Bankruptcy Proceedings + References No definition available. + Details
Name: | ladr_AllowanceforLoanandLeaseLossesProvisionForLossResultingFromOngoingBankruptcyProceedings
Namespace Prefix: | ladr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Fair Value Inputs, Direct Capitalization Rate + References No definition available. + Details
Name: | ladr_FairValueInputsDirectCapitalizationRate
Namespace Prefix: | ladr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Financing Receivable, Equity Interest Not Subject To Dilution, Percentage + References No definition available. + Details
Name: | ladr_FinancingReceivableEquityInterestNotSubjectToDilutionPercentage
Namespace Prefix: | ladr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Financing Receivable Recorded Investment 90 Days Past Due And Still Accruing Number of Contracts + References No definition available. + Details
Name: | ladr_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruingNumberofContracts
Namespace Prefix: | ladr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loans In Default, No Losses Expected + References No definition available. + Details
Name: | ladr_LoansInDefaultNoLossesExpected
Namespace Prefix: | ladr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans Receivable With Fixed Rates Of Interest, Percentage + References No definition available. + Details
Name: | ladr_LoansReceivableWithFixedRatesOfInterestPercentage
Namespace Prefix: | ladr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Loans Receivable With Variable Rates Of Interest, Percentage + References No definition available. + Details
Name: | ladr_LoansReceivableWithVariableRatesOfInterestPercentage
Namespace Prefix: | ladr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of mortgage loans individually impaired. + References No definition available. + Details
Name: | ladr_NumberOfMortgageLoansIndividuallyImpaired
Namespace Prefix: | ladr_
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 Recorded investment in financing receivables that are 90 days or more past due and still accruing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of loan with fixed rate of interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 + Details
Name: | us-gaap_LoansReceivableWithFixedRatesOfInterest1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of loan with variable or adjustable rate of interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 + Details
Name: | us-gaap_LoansReceivableWithVariableRatesOfInterest1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of expense related to loss from loan transactions. + References Reference 1: 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=114873765&loc=SL114874048-224260 + Details
Name: | us-gaap_ProvisionForLoanLossesExpensed
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5162-111524 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4437-111522 + Details
Name: | us-gaap_RealEstateAcquiredThroughForeclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts 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 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6378536&loc=d3e10092-111533 + Details
Name: | us-gaap_UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | srt_MortgageLoansOnRealEstateLoanTypeAxis=ladr_MortgageLoanReceivablesHeldForInvestmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateLoanTypeAxis=ladr_MortgageLoanReceivablesHeldForSaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateLoanTypeAxis=ladr_NonPerformingLoansHeldForInvestmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=ladr_OneOfCompanyLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=ladr_AssetSpecificReserveCompanyLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=ladr_TwoOfCompanyLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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