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v2.4.0.6

Consolidated Statement of Cash Flows (USD $) In Millions, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Operating Activities [Abstract] |  |
Net Income | $ 32.5 | $ 24.4
Allowance for Funds Used During Construction - Equity | (1.1) | (0.8)
Income from Equity Investments, Net of Dividends | (1.3) | (0.7)
Gain on Sale of Assets | (0.2) | 0
Gain on Sale of Investments | (0.8) | 0
Depreciation Expense | 28.2 | 24.6
Amortization of Debt Issuance Costs | 0.3 | 0.2
Deferred Income Tax Expense | 7.3 | 8.3
Share-Based Compensation Expense | 0.6 | 0.7
ESOP Compensation Expense | 2.0 | 1.8
Defined Benefit Pension and Postretirement Benefit Expense | 5.6 | 6.9
Bad Debt Expense | 0.1 | 0.3
Changes in Operating Assets and Liabilities [Abstract] |  |
Accounts Receivable | 2.7 | 2.7
Inventories | 5.5 | (3.1)
Prepayments and Other | 5.5 | 4.2
Accounts Payable | (11.0) | (7.9)
Other Current Liabilities | (0.7) | (0.9)
Cash Contributions to Defined Benefit Pension and Other Postretirement Benefit Plans | (10.8) | 0
Changes in Regulatory and Other Non-Current Assets | (1.9) | 2.1
Changes in Regulatory and Other Non-Current Liabilities | (4.3) | 5.7
Cash from Operating Activities | 58.2 | 68.5
Investing Activities [Abstract] |  |
Proceeds from Sale of Available-for-sale Securities | 7.9 | 0.5
Payments for Purchase of Available-for-sale Securities | (1.2) | (0.8)
Investment in ATC | (0.4) | (0.8)
Changes to Other Investments | (1.0) | (1.5)
Additions to Property, Plant and Equipment | (69.8) | (53.9)
Proceeds from Sale of Assets | 0.6 | 0
Cash for Investing Activities | (63.9) | (56.5)
Financing Activities [Abstract] |  |
Proceeds from Issuance of Common Stock | 23.4 | 23.7
Proceeds from Notes Payable | 0 | 0.5
Payments for Long-Term Debt | (1.7) | (1.4)
Dividends on Common Stock | (19.5) | (17.7)
Cash from Financing Activities | 2.2 | 5.1
Change in Cash and Cash Equivalents | (3.5) | 17.1
Cash and Cash Equivalents at Beginning of Period | 80.8 | 101.1
Cash and Cash Equivalents at End of Period | $ 77.3 | $ 118.2

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