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Comprehensive Income (Components of Accumulated Other Comprehensive Income) (Details) (USD $) In Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2011 | Jun. 30, 2010 | Jun. 30, 2011 | Jun. 30, 2010
Comprehensive Income [Abstract] |  |  |  |
Beginning balance, OTTI Related Net Unrealized (Loss) Gain |  |  | $ (4,593) |
Beginning balance, HTM related Net Unrealized Gain (Loss) |  |  | 11,144 |
Beginning balance, All Other Net Unrealized Gain |  |  | 47,316 |
Beginning balance, Defined Benefit Pension and Post-retirement Plans |  |  | (46,843) |
Beginning balance, Total Accumulated OCI |  |  | 7,024 |
Non-credit portion of other-than-temporary impairment losses recognized in other comprehensive income, net of deferred income tax | 272 | 2,352 | 389 | 3,830
Changes in HTM Related Net Unrealized Gain (Loss) |  |  | (2,228) |
Changes in All Other Net Unrealized Gain |  |  | 14,474 |
Changes in Defined Benefit Pension and Post-retirement Plans | 743 | 786 | 1,485 | 1,412
Changes in Total Accumulated OCI |  |  | 14,120 |
Ending balance, OTTI Related Net Unrealized (Loss) Gain | (4,204) |  | (4,204) |
Ending balance, HTM related Net Unrealized Gain (Loss) | 8,916 |  | 8,916 |
Ending balance, All Other Net Unrealized Gain | 61,790 |  | 61,790 |
Ending balance, Defined Benefit Pension and Post-retirement Plans | (45,358) |  | (45,358) |
Ending balance, Total Accumulated OCI | $ 21,144 |  | $ 21,144 |

X
- Definition Accumulated appreciation or loss, net of tax, in value of the total of unsold securities at the end of an accounting period, excluding unrealized gain (loss) related to (i) the non-credit portion of other-than-temporary impairment losses on fixed maturity securities and (ii) held-to-maturity securities transferred from the available for sale category. + Details
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- Definition The net unrealized holding gain (loss) related to held-to-maturity securities transferred from the available-for-sale category, net of tax. + Details
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- Definition The net unrealized gain or (loss) included in accumulated other comprehensive income associated with the non-credit portion of other-than-temporary impairment losses on fixed maturity securities, net of tax. + Details
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- Definition Represents total other comprehensive income or loss for the period, net of tax. Includes deferred gains (losses) on qualifying hedges, unrealized holding gains (losses) on investment securities, certain changes in the liability for defined benefit pension plans, the portion of other-than-temporary impairments recognized in other comprehensive income, and translation adjustments. + Details
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- Definition Represents the total change during the period in the accumulated other comprehensive income or loss balance related to held-to-maturity securities transferred from the available-for-sale category recognized in other comprehensive income. + Details
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- Definition Non-credit portion of other-than-temporary impairment losses on fixed maturity securities recognized in other comprehensive income, net of deferred income tax. This item includes subsequent changes to these securities such as amortization on HTM securities or subsequent sales. This item does not include subsequent changes in appreciation or loss in value. + Details
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- Definition The total of net (gain) loss, prior service cost (credit), and transition assets (obligations), as well as minimum pension liability if still remaining, included in accumulated other comprehensive income associated with a defined benefit pension or other postretirement plan(s) because they have yet to be recognized as components of net periodic benefit cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 26 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5 -Subparagraph i Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 158 -Paragraph 7 -Subparagraph c + Details
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- Definition Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at fiscal year-end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, and unrealized gains and losses on certain investments in debt and equity securities as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 14, 17, 26 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 31 -Article 5 + Details
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- Definition Net changes to accumulated comprehensive income during the period related to benefit plans, after tax. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 158 -Paragraph 7 -Subparagraph c Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 14, 17, 22, 26 + Details
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- Definition Appreciation or loss in value (before reclassification adjustment) of the total of unsold securities during the period being reported on, net of tax. Reclassification adjustments include: (1) the unrealized holding gain or loss, net of tax, at the date of the transfer for a debt security from the held-to-maturity category transferred into the available-for-sale category. Also includes the unrealized gain or loss at the date of transfer for a debt security from the available-for-sale category transferred into the held-to-maturity category; (2) the unrealized gains or losses realized upon the sale of securities, after tax; and (3) the unrealized gains or losses realized upon the write-down of securities, after tax. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 17, 22 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 13 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 24 -Subparagraph b + Details
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