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Reclassificiations out of Accumulated Other Comprehensive Income (Loss) (Tables) | 3 Months Ended
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Mar. 31, 2013
Reclassifications Out of Accumualted Other Comprehensive Income (Loss) [Abstract] |
Changes in Accumulated Other Comprehensive Income (Loss) by Component [Table Text Block] | Changes in Accumulated Other Comprehensive Loss by Component
For the Quarter Ended March 31, 2013 | Unrealized Gains and Losses on Available-for-sale Securities (a) | Defined Benefit Pension, Other Postretirement Items (a) | Gains and Losses on Cash Flow Hedge (a), (b) | Total (a)
Millions |  |  |  |
Beginning Balance | $(0.1) | $(21.5) | $(0.4) | $(22.0)
Other Comprehensive Income (Loss) Before Reclassifications | 0.5 |  | (2.9 | ) | 0.1 |  | (2.3 | )
Amounts Reclassified From Accumulated Other Comprehensive Loss | (0.5 | ) | 3.2 |  | — |  | 2.7 |
Net Other Comprehensive Income | — |  | 0.3 |  | 0.1 |  | 0.4 |
Ending Balance | $(0.1) | $(21.2) | $(0.3) | $(21.6)
(a) | Amounts shown are net of tax.
(b) | There were no amounts reclassified from accumulated other comprehensive loss related to the cash flow hedge.
Reclassifications Out of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | Reclassifications Out of Accumulated Other Comprehensive Loss
Details About Accumulated Other Comprehensive Loss Components | Amount Reclassified from Accumulated Other Comprehensive Loss (a) |  | Affected Income Statement Line Item
Millions |  |  |
For the Quarter Ended March 31, 2013 |  |  |
Unrealized Gains on Available-for-sale Securities |  | $0.8 |  |  | Other Income (Expense) - Other
| (0.3 | ) |  | Income Tax Expense
|  | $0.5 |  |  |
Amortization of Defined Benefit Pension and Other Postretirement Items |  |  |
Prior Service Costs |  | $0.5 |  |  | (b)
Actuarial Gains and Losses | (5.7 | ) |  | (b)
| (5.2 | ) |  |
| 2.0 |  |  | Income Tax Expense
| $(3.2) |  |
Total Reclassifications | $(2.7) |  |
(a) | Amounts in parentheses indicate charges to net income.
(b) | These components of accumulated other comprehensive loss are included in the computation of net pension and other postretirement benefit expense. (See Note 13. Pension and Other Postretirement Benefit Plans.)

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- Definition Table Text Block for the roll-forward of Accumulated Other Comprehensive Income (AOCI) by Component, showing beginning AOCI, OCI before reclassifcations, reclassifications out of AOCI through OCI, Net OCI, and ending AOCI. + References No definition available. + Details
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- Details
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- Definition Table Text Block for table showing reclassifications out of AOCI through OCI by income statement line item. + References No definition available. + Details
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