v2.4.0.8

Offsetting of Assets and Liabilities (Detail) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2013 | Dec. 31, 2012
--- | --- | ---
Derivative or Financial Instrument [Line Items] |  |
Gross and Net Amounts of Assets Presented in the Statement of Financial Condition | $ 142,012 | $ 303,362
Gross Amounts Not Offset in the Statement of Financial Condition, Financial Instruments | 98,390 | 252,001
Gross Amounts Not Offset in the Statement of Financial Condition, Cash Collateral Received | 30,743 | 36,748
Asset Net Amount | 12,879 | 14,613
Gross And Net Amounts Of Liabilities Presented In the Statement Of Financial Condition | 79,110 | 146,463
Gross Amount of Liabilities Not Offset in the Statement of Financial Condition, Financial Instruments | 71,078 | 146,249
Cash Collateral Pledged | 7,976 |
Liability Net Amount | 56 | 214
Freestanding Derivatives |  |
Derivative or Financial Instrument [Line Items] |  |
Gross and Net Amounts of Assets Presented in the Statement of Financial Condition | 46,035 | 55,344
Gross Amounts Not Offset in the Statement of Financial Condition, Financial Instruments | 2,629 | 3,983
Gross Amounts Not Offset in the Statement of Financial Condition, Cash Collateral Received | 30,743 | 36,748
Asset Net Amount | 12,663 | 14,613
Gross And Net Amounts Of Liabilities Presented In the Statement Of Financial Condition | 10,605 | 4,197
Gross Amount of Liabilities Not Offset in the Statement of Financial Condition, Financial Instruments | 2,629 | 3,983
Cash Collateral Pledged | 7,976 |
Liability Net Amount |  | 214
Reverse Repurchase Agreements |  |
Derivative or Financial Instrument [Line Items] |  |
Gross and Net Amounts of Assets Presented in the Statement of Financial Condition | 95,977 | 248,018
Gross Amounts Not Offset in the Statement of Financial Condition, Financial Instruments | 95,761 | 248,018
Asset Net Amount | 216 |
Repurchase Agreements |  |
Derivative or Financial Instrument [Line Items] |  |
Gross And Net Amounts Of Liabilities Presented In the Statement Of Financial Condition | 68,505 | 142,266
Gross Amount of Liabilities Not Offset in the Statement of Financial Condition, Financial Instruments | 68,449 | 142,266
Liability Net Amount | $ 56 |

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