|
Notes Receivable - Principal Payments (Net of Reserves and Unamortized Discounts) and Interest Rates (Detail) (USD $)
In Millions, unless otherwise specified |
Mar. 31, 2015
|
Dec. 31, 2014
|
|---|---|---|
| Receivables [Abstract] | ||
| 2015 | $ 20 | |
| 2016 | 73 | |
| 2017 | 3 | |
| 2018 | 4 | |
| 2019 | 2 | |
| Thereafter | 143 | |
| Senior, mezzanine, and other loans | $ 245 | $ 242 |
| Weighted average interest rate at March 31, 2015 | 6.00% | |
| Range of stated interest rates at March 31, 2015, minimum | 0.00% | |
| Range of stated interest rates at March 31, 2015. maximum | 9.00% |