Investments - Schedule of Activity in Real Estate Assets Held for Sale (Details) $ in Thousands |
6 Months Ended |
|---|---|
|
Jun. 30, 2017
USD ($)
Property
| |
| Number of Properties | |
| Balance, December 31, 2016 | Property | 44 |
| Transfers from real estate investments held and used | Property | 67 |
| Sales | Property | (49) |
| Transfers to real estate investments held and used | Property | (7) |
| Balance, June 30, 2017 | Property | 55 |
| Carrying Value | |
| Balance, December 31, 2016 | $ 160,570 |
| Transfers from real estate investments held and used | 157,839 |
| Sales | (112,101) |
| Transfers to real estate investments held and used | (58,667) |
| Impairments | (14,475) |
| Balance, June 30, 2017 | $ 133,166 |