v2.4.0.8

Realized and Net Change in Unrealized Gains (Losses) on Financial Instruments on Financial Instruments on Which Fair Value Option was Elected (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Realized Gains (Losses) | Assets |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | $ (14,719) | $ (2,212) | $ 32,079 | $ (24,673)
Realized Gains (Losses) | Liabilities |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | (2,833) | 60 | (2,833) | 17
Realized Gains (Losses) | Loans And Receivables |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments |  | (308) | 43 | (308)
Realized Gains (Losses) | Equity and Preferred Securities |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | (622) |  | (2,020) |
Realized Gains (Losses) | Corporate Loans |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | (14,533) | (2,522) | 28,541 | (27,240)
Realized Gains (Losses) | Corporate Bonds |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | 156 | (268) | 3,809 | 450
Realized Gains (Losses) | Other |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | 280 | 886 | 1,706 | 2,425
Realized Gains (Losses) | Senior Secured Notes |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | (2,833) | 60 | (2,833) | 17
Net Change In Unrealized Gains (Losses) | Assets |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | 87,908 | 165,510 | 118,111 | 486,228
Net Change In Unrealized Gains (Losses) | Liabilities |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | (108,706) | (393,825) | (322,650) | (374,518)
Net Change In Unrealized Gains (Losses) | Loans And Receivables |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | (897) | 30 | (1,101) | (366)
Net Change In Unrealized Gains (Losses) | Equity and Preferred Securities |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | 1,206 |  | 1,487 |
Net Change In Unrealized Gains (Losses) | Corporate Loans |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | 90,412 | 163,390 | 125,284 | 465,102
Net Change In Unrealized Gains (Losses) | Corporate Bonds |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | 1,262 | 708 | (4,596) | 10,003
Net Change In Unrealized Gains (Losses) | Other |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | (4,075) | 1,382 | (2,963) | 11,489
Net Change In Unrealized Gains (Losses) | Senior Secured Notes |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | (127,864) | (289,500) | (419,817) | (335,598)
Net Change In Unrealized Gains (Losses) | Subordinated Notes |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Realized and net change in unrealized gains (losses) on financial instruments | $ 19,158 | $ (104,325) | $ 97,167 | $ (38,920)

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- Definition For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6957238&loc=d3e14172-108612 + Details
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