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Mortgage and Other Investing Receivables (Tables) | 9 Months Ended
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Sep. 30, 2013
Receivables [Abstract] |
Mortgage and other investing receivables | Mortgage and other investing receivables consisted of the following (in thousands):
| September 30, 2013 |  | December 31, 2012
Notes receivable from City of Huntsville | $ | 40,321 |  |  | $ | 33,252 |
Mortgage loan receivable | — |  |  | 144 |
| $ | 40,321 |  |  | $ | 33,396 |

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- Definition Tabular disclosure of the carrying amounts of mortgage and other investing receivables, by major class. + References No definition available. + Details
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