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Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
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Sep. 30, 2012
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Sep. 30, 2011
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Sep. 30, 2012
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Sep. 30, 2011
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| Statement of Income and Comprehensive Income [Abstract] | ||||
| Net income | $ 167,767 | $ 143,391 | $ 473,743 | $ 415,755 |
| Non-credit-related impairment losses (recoveries) on debt (equity) securities not expected to be sold, after-tax | 6,059 | (2,835) | 10,123 | 7,201 |
| Net change in unrealized holding gains (losses) on debt (equity) securities available for sale | 36,739 | 28,401 | 57,301 | 85,906 |
| Unrealized gains (losses) on cash flow hedging derivatives | 5,394 | 13,971 | 12,068 | 16,183 |
| Change in accumulated unrealized losses for pension and other postretirement obligations | 3,243 | 2,602 | 9,729 | 7,802 |
| Total other comprehensive income (loss) | 51,435 | 42,139 | 89,221 | 117,092 |
| Comprehensive Income | $ 219,202 | $ 185,530 | $ 562,964 | $ 532,847 |
| X | ||||||||||
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- Definition
The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the economic entity, including both controlling (parent) and noncontrolling interests. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, including any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The increase (decrease) in accumulated comprehensive income during the period related to pension and other postretirement benefit plans, after tax. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Net of tax effect change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges after taxes. A cash flow hedge is a hedge of the exposure to variability in the cash flows of a recognized asset or liability or a forecasted transaction that is attributable to a particular risk. The change includes an entity's share of an equity investee's increase or decrease in deferred hedging gains or losses. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Reclassification adjustment for unrealized gains or losses realized upon the write-down of securities, after tax. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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