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Fair Value of Financial instruments (Tables) | 12 Months Ended
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Dec. 31, 2017
Fair Value, Assets Measured on Recurring Basis [Abstract] |
Fair Value, Assets Measured on Recurring Basis |
|  |  | Fair Value Measurement
| Balance Sheet Classification |  | December 31, 2017 |  | December 31, 2016
Level 1 |  |  |  |  |
Common stock of other healthcare REITs | Other assets |  | $ | — |  |  | $ | 11,745 |
Level 2 |  |  |  |  |
Interest rate swap asset | Other assets |  | $ | 159 |  |  | $ | — |
Interest rate swap liability | Accounts payable and accrued expenses |  | $ | 747 |  |  | $ | 4,279 |
Fair Value Measurements, Nonrecurring | Carrying values and fair values of financial instruments that are not carried at fair value at December 31, 2017 and 2016 in the Consolidated Balance Sheets are as follows (in thousands):
| Carrying Amount |  | Fair Value Measurement
| 2017 |  | 2016 |  | 2017 |  | 2016
Level 2 |  |  |  |  |  |  |
Variable rate debt | $ | 465,642 |  |  | $ | 404,828 |  |  | $ | 471,000 |  |  | $ | 408,000 |
Fixed rate debt | $ | 679,855 |  |  | $ | 711,153 |  |  | $ | 679,385 |  |  | $ | 706,332 |
Level 3 |  |  |  |  |  |  |
Mortgage and other notes receivable | $ | 141,486 |  |  | $ | 133,493 |  |  | $ | 140,049 |  |  | $ | 133,229 |

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- Definition Fair Value, Assets Measured on Recurring Basis [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19279-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bb) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2C -URI http://asc.fasb.org/extlink&oid=66048111&loc=SL7498348-110258 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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- Definition Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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