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Marketable Securities | 9 Months Ended
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Sep. 30, 2013
Marketable Securities [Abstract] |
Marketable Securities [Text Block] | 5. Marketable Securities As of September 30, 2013, we own 535,265 common shares of The Macerich Company (NYSE: MAC) (“Macerich”), which we re received in connection with the sale of Kings Plaza to Macerich. These shares have an economic cost of $56.05 per share, or $30,000,000 in the aggregate, and a s of September 30, 2013, have a fair value of $3 0,210,000, based on Macerich's closing share price of $56.44 per share. These shares are included in “marketable securities” on our consolidated balance sheets and are classified as available-for-sale. Available-for-sale securities are presented at fair value and u nrealized gains and losses resulting from the mark-to-market of these securities are included in “other comprehensive income.” The three and nine months ended September 30, 2013 include unrealized loss es of $2,425,000 and $996,000, respectively, from the mark-to-market of these securities.

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