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Commitments And Contingencies Schedule of Contingencies (Tables) | 12 Months Ended
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Dec. 31, 2018
Schedule of Contingencies [Abstract] |
Schedule of Loss Contingencies by Contingency [Table Text Block] |
| Asset Class |  | Type |  | Total |  | Funded |  | Remaining
Contingencies: |  |  |  |  |  |  |  |  |
Bickford Senior Living | SHO |  | Lease Inducement |  | $ | 10,000,000 |  |  | $ | (7,500,000 | ) |  | $ | 2,500,000 |
Bickford Senior Living | SHO |  | Incentive Loan Draws |  | 8,000,000 |  |  | (250,000 | ) |  | 7,750,000 |
Navion Senior Solutions | SHO |  | Lease Inducement |  | 4,850,000 |  |  | — |  |  | 4,850,000 |
Ignite Medical Resorts | SNF |  | Lease Inducement |  | 2,000,000 |  |  | — |  |  | 2,000,000 |
|  |  |  |  | $ | 24,850,000 |  |  | $ | (7,750,000 | ) |  | $ | 17,100,000 |

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