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Loans Receivable and Other Lending Investments, net - Credit Characteristics by Payment Status (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2019 USD ($) loan | Dec. 31, 2018 USD ($) loan
Recorded investment in loans, aged by payment status and presented by class |  |
Current | $ 789,334 | $ 863,662
Less Than and Equal to 90 Days | 0 | 0
Greater Than 90 Days | 60,500 | 60,725
Total Past Due | 60,500 | 60,725
Loans | $ 849,834 | $ 924,387
Financing receivable, number of loans greater than 90 days past due | loan | 2 | 2
Financing receivables, past due time period | 90 days | 90 days
Minimum |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Financing receivables, past due time period | 4 years | 4 years
Maximum |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Financing receivables, past due time period | 10 years | 9 years
Senior mortgages |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Current | $ 634,408 | $ 703,807
Less Than and Equal to 90 Days | 0 | 0
Greater Than 90 Days | 60,500 | 60,725
Total Past Due | 60,500 | 60,725
Loans | 694,908 | 764,532
Corporate/Partnership loans |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Current | 144,556 | 149,663
Less Than and Equal to 90 Days | 0 | 0
Greater Than 90 Days | 0 | 0
Total Past Due | 0 | 0
Loans | 144,556 | 149,663
Subordinate mortgages |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Current | 10,370 | 10,192
Less Than and Equal to 90 Days | 0 | 0
Greater Than 90 Days | 0 | 0
Total Past Due | 0 | 0
Loans | $ 10,370 | $ 10,192

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- Definition Financing receivables that are equal to or less than 90 days past due. + References No definition available. + Details
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- Definition Financing receivables that are greater than 90 days past due. + References No definition available. + Details
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- Definition Financing receivables that are current. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524 + Details
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- Definition Recorded Investment in financing receivables that are past due at 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 7A -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524 + Details
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- Definition Amount representing an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. Excludes amounts related to receivables held-for-sale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10(3)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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