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Real Estate (Narrative) (Details) - USD ($) |  |  |  | 3 Months Ended
--- | --- | --- | --- | ---
May. 04, 2016 | Feb. 25, 2016 | Feb. 11, 2016 | Mar. 31, 2016 | Mar. 31, 2015
Real Estate Properties [Line Items] |  |  |  |  |
Purchase price of acquired property |  |  |  | $ 12,090,000 | $ 24,449,000
Shoppes at Arts District [Member] |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |
Purchase price of acquired property |  | $ 20,500,000 |  |  |
Mortgage interest rate |  | 5.20% |  |  |
Mortgage maturity date |  | Apr. 01, 2022 |  |  |
Shoppes at Arts District [Member] | Parent Company [Member] |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |
Purchase price of acquired property |  | $ 8,500,000 |  |  |
Glenwood Village [Member] | Subsequent Event [Member] |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |
Purchase price of acquired property | $ 19,500,000 |  |  |  |
Liberty Marketplace [Member] | Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |
Sales price of real estate sold |  |  | $ 15,000,000 |  |

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + 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 210.5-02.22(a)(1)) -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 22 -Article 5 + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + 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 210.5-02.22(a)(2)) -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 22 -Article 5 + Details
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- Definition The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition Revenue from the sale of commercial, industrial, or residential property during the period. This element is more likely than not relevant to an entity for which real estate operations are a principal activity. If real estate operations are not a principal activity, the reporting entity would likely use a gain (loss) on sale of property, plant, or equipment type element. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(e)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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