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Impairments (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2017 USD ($) property | Jun. 30, 2016 USD ($) property | Jun. 30, 2017 USD ($) property | Jun. 30, 2016 USD ($) property
Impairments |  |  |  |
Total provisions for impairment | $ | $ 2.3 | $ 6.3 | $ 7.7 | $ 8.2
Number of impaired properties sold | 4 | 11 | 7 | 18
Number of impaired properties held-for-sale | 2 |  | 2 |
Number of impaired properties held-for-investment | 1 |  | 6 |

X
- Definition The number of impaired properties held-for-investment. + References No definition available. + Details
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- Definition The number of impaired properties held-for-sale. + References No definition available. + Details
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- Definition The number of impaired properties sold. + References No definition available. + Details
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- References No definition available. + Details
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- Definition The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=68055307&loc=d3e2611-110228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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