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Loans Receivable and Other Lending Investments, net (Credit Characteristics by Payment Status) (Details) (USD $) In Thousands, unless otherwise specified | 9 Months Ended |
--- | --- | ---
Sep. 30, 2014 loans | Dec. 31, 2013
Recorded investment in loans, aged by payment status and presented by class |  |
Financing Receivable, Number of Loans Greater than 90 Days Past Due | 4 |
Current | $ 986,307 |
Less Than and Equal to 90 Days | 0 |
Greater Than 90 Days(1) | 146,537 |
Total Past Due | 146,537 |
Total | 1,132,844 | 1,611,927
Financing Receivables, Past Due Time Period | 90 days |
Senior mortgages |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Current | 444,704 |
Less Than and Equal to 90 Days | 0 |
Greater Than 90 Days(1) | 146,537 |
Total Past Due | 146,537 |
Total | 591,241 |
Subordinate mortgages |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Current | 47,019 |
Less Than and Equal to 90 Days | 0 |
Greater Than 90 Days(1) | 0 |
Total Past Due | 0 |
Total | 47,019 |
Corporate/Partnership loans |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Current | 494,584 |
Less Than and Equal to 90 Days | 0 |
Greater Than 90 Days(1) | 0 |
Total Past Due | 0 |
Total | $ 494,584 |
Minimum |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Financing Receivables, Past Due Time Period | 5 years |
Maximum |  |
Recorded investment in loans, aged by payment status and presented by class |  |
Financing Receivables, Past Due Time Period | 6 years |

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=35738203&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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953401-111524 + Details
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- Definition Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Article 5 + Details
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