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v3.3.1.900

Fair Value of Assets and Liabilities (Details) $ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
May. 31, 2015 USD ($) community | Jan. 31, 2015 property | Dec. 31, 2015 USD ($) building property item shares | Dec. 31, 2014 USD ($) building property
Assets and liabilities measured at fair value |  |  |  |
Investments in available for sale securities |  |  | $ 51,472 | $ 23,993
Number of properties classified as held for sale | property |  |  | 1 |
Number of buildings classified as held for sale | building |  |  | 1 |
Number of public issues of unsecured senior notes | item |  |  | 5 |
Senior notes |  |  | $ 1,495,066 | $ 1,743,628
Excess of fair value over aggregate book value |  |  | 70,077 |
Secured Debt |  |  | 667,535 |
Excess of fair value over aggregate book value |  |  | $ 45,321 |
MOBs |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Number of properties classified as held for sale | property |  |  | 4 |
Number of buildings classified as held for sale | building |  |  | 7 | 7
Number of Properties | property |  | 23 |  |
Acquisition |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Number of Properties | property |  | 23 |  |
Acquisition | Senior Living Leased Community | Georgia |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Number of Properties | community | 1 |  |  |
Real Estate Aggregate Purchase Price | $ 9,750 |  |  |
Acquisition | MOBs |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Number of Properties | property |  |  | 23 | 2
Real Estate Aggregate Purchase Price |  |  | $ 531,623 | $ 1,162,584
Significant Unobservable Inputs (Level 3) | Senior Living Leased Community |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Other Liabilities |  |  | 1,000 |
Recurring |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Investments in available for sale securities |  |  | 51,472 |
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Investments in available for sale securities |  |  | 51,472 |
Nonrecurring |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Assets held for sale |  |  | 653 |
Additional purchase consideration |  |  | 1,000 |
Nonrecurring | Significant Unobservable Inputs (Level 3) |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Assets held for sale |  |  | 653 |
Additional purchase consideration |  |  | $ 1,000 |
Five Star |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Investment in common shares | shares |  |  | 4,235,000 |
Five Star | Common Shares |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Investment in common shares | shares |  |  | 4,235,000 |
Amount of investment acquired |  |  | $ 14,230 |
Unrealized loss |  |  | $ 747 |
RMR Inc | Class A common shares |  |  |  |
Assets and liabilities measured at fair value |  |  |  |
Investment in common shares | shares |  |  | 2,637,408 |
Amount of investment acquired |  |  | $ 69,826 |
Unrealized loss |  |  | $ 31,821 |

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