XML 86 R77.htm IDEA: XBRL DOCUMENT
v3.20.2

Loan Participations Payable, net (Details) $ in Thousands | Jun. 30, 2020 USD ($) loan_payable | Dec. 31, 2019 USD ($) loan_payable
--- | --- | ---
Transfers and Servicing [Abstract] |  |
Loan participations payable | $ 40,165 | $ 35,656
Debt premiums, discounts and deferred financing costs, net | (68) | (18)
Total loan participations payable, net | 40,097 | 35,638
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans receivable and other lending investments, net | $ 801,707 | 827,861
Loan Participations |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans receivable and other lending investments, net |  | $ 35,600
Loan Participations Payable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Number of debt instruments | loan_payable | 1 | 1
Weighted average interest rate (percent) | 6.00% | 6.30%

X
- Definition Loan Participations Payable, Unamortized Discount (Premium) And Deferred Financing Costs, Net + References No definition available. + Details
Name: | star_LoanParticipationsPayableUnamortizedDiscountPremiumAndDeferredFinancingCostsNet
Namespace Prefix: | star_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loan Participations Payable, gross + References No definition available. + Details
Name: | star_LoanParticipationsPayablegross
Namespace Prefix: | star_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number Of Debt Instruments, End Of Period + References No definition available. + Details
Name: | star_NumberOfDebtInstrumentsEndOfPeriod
Namespace Prefix: | star_
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: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average interest rate of debt outstanding. + References No definition available. + Details
Name: | us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919230-210447 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522 + Details
Name: | us-gaap_NotesReceivableNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The aggregate amount of the participation liability at the end of the accounting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377297&loc=d3e10013-112621 + Details
Name: | us-gaap_ParticipatingMortgageLoansParticipationLiabilitiesAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=star_LoanParticipationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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