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Mortgage And Other Notes Receivable Mortgage and Other Notes Receivable (Schedule of Bickford Construction Loans) (Tables) | 12 Months Ended
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Dec. 31, 2017
Bickford Senior Living [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] | At December 31, 2017, our construction loans to Bickford are summarized as follows:
| Rate |  | Maturity |  | Commitment |  | Drawn |  | Location
July 2016 | 9% |  | 5 years |  | $ | 14,000,000 |  |  | $ | (11,096,000 | ) |  | Illinois
January 2017 | 9% |  | 5 years |  | 14,000,000 |  |  | (4,462,000 | ) |  | Michigan
|  |  |  |  | $ | 28,000,000 |  |  | $ | (15,558,000 | ) |  |

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + 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 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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