Fair Value of Financial Instruments (Narrative) (Details) - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other liabilities	$ 199,187,000	$ 207,028,000
Secured loan	20,000,000	20,000,000
Liabilities fair value	301,785,000	294,219,000
Unsecured Debt [Member] \| Borrowings [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Liabilities fair value	150,000,000	150,000,000
Level 2 [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Liabilities fair value	301,525,000	294,025,000
Level 2 [Member] \| Unsecured Debt [Member] \| Borrowings [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Liabilities fair value	150,000,000	150,000,000
Level 2 [Member] \| Secured Notes One [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Secured loan	120,000,000
Level 2 [Member] \| Secured Notes Two [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Secured loan	20,000,000
Call Option [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Other liabilities	$ 300,000	$ 200,000

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.

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Aggregation of the liabilities reported on the balance sheet measured at fair value on a recurring basis by the entity.

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The aggregate carrying amount, as of the balance sheet date, of liabilities not separately disclosed in the balance sheet.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

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