|
Summary of Impact of Derivative Financial Instruments to Consolidated Statements of Operations (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
|
| Derivative Financial Instruments [Line Items] | |||
| Hedge Ineffectiveness | $ 548 | $ 4,649 | |
| Excluded from Assessment of Effectiveness | (938) | (3,465) | |
| Realized Gain | 22,941 | ||
| Realized Gains (Losses) | 38,980 | (6,569) | (7,159) |
| Net Change in Unrealized Gain (Loss) | 1,081 | 6,611 | (24,697) |
|
Freestanding Derivatives | Interest Rate Contracts
|
|||
| Derivative Financial Instruments [Line Items] | |||
| Realized Gains (Losses) | 34,206 | (2,752) | (8,634) |
| Net Change in Unrealized Gain (Loss) | (1,947) | 12,134 | 8,718 |
|
Freestanding Derivatives | Foreign Currency Contracts
|
|||
| Derivative Financial Instruments [Line Items] | |||
| Realized Gains (Losses) | 4,022 | (3,816) | 1,739 |
| Net Change in Unrealized Gain (Loss) | 2,636 | (5,523) | (33,408) |
|
Freestanding Derivatives | Credit Default Swaps
|
|||
| Derivative Financial Instruments [Line Items] | |||
| Realized Gains (Losses) | 752 | (1) | (111) |
|
Freestanding Derivatives | Other
|
|||
| Derivative Financial Instruments [Line Items] | |||
| Realized Gains (Losses) | (153) | ||
| Net Change in Unrealized Gain (Loss) | $ 392 | $ (7) | |