Investments - Schedule of Activity in Real Estate Assets Held for Sale (Details) $ in Thousands |
3 Months Ended |
|---|---|
|
Mar. 31, 2017
USD ($)
Property
| |
| Number of Properties | |
| Balance, December 31, 2016 | Property | 44 |
| Transfers from real estate investments held and used | Property | 27 |
| Sales | Property | (12) |
| Transfers to real estate investments held and used | Property | (6) |
| Balance, March 31, 2017 | Property | 53 |
| Carrying Value | |
| Balance, December 31, 2016 | $ 160,570 |
| Transfers from real estate investments held and used | 59,015 |
| Sales | (34,619) |
| Transfers to real estate investments held and used | (42,644) |
| Impairments | (11,616) |
| Balance, March 31, 2017 | $ 130,706 |