In millions, except per share items | Jun-30-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 |
| 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
OPERATING ACTIVITIES | | | | | | | | |
Net Income Available for Common Stock | | 603.3 | 566.0 | 494.8 | 473.2 | 418.3 | 363.6 | 131.1 |
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Adjustments to Reconcile Net Income to Net Cash from Operating Activities: | | | | | | | | |
Depreciation, Depletion and Amortization | | 377.8 | 369.8 | 359.4 | 347.7 | 340.8 | 335.3 | 331.7 |
Deferred Income Taxes | | 113.8 | 104.4 | 137.9 | 138.8 | 123.5 | 106.0 | 27.3 |
Stock-Based Compensation | | 19.6 | 19.5 | 19.9 | 19.0 | 18.6 | 17.1 | 17.5 |
Other | | 31.4 | 32.0 | 30.6 | 18.6 | 12.7 | 10.9 | 8.7 |
Change in: | | | | | | | | |
Receivables and Unbilled Revenue | | -99.6 | -168.8 | -215.5 | -126.8 | -96.5 | -61.4 | -47.4 |
Gas Stored Underground and Materials, Supplies and Emission Allowances | | -8.4 | 3.1 | 3.1 | 2.8 | 1.2 | -2.0 | 0.8 |
Unrecovered Purchased Gas Costs | | -46.1 | -66.2 | -32.4 | -3.3 | -32.2 | -33.1 | 0.0 |
Other Current Assets | | 3.2 | 0.3 | -9.4 | -12.1 | -16.4 | -12.0 | -4.2 |
Accounts Payable | | 28.9 | 11.9 | 43.1 | 24.7 | 21.0 | 31.4 | 16.0 |
Amounts Payable to Customers | | 0.1 | 0.4 | -6.9 | -16.3 | -5.8 | -10.8 | -11.6 |
Customer Advances | | | | | | | | |
Customer Security Deposits | | | | | | | | |
Other Accruals and Current Liabilities | | 33.7 | 34.3 | 72.5 | 36.4 | 11.7 | 34.3 | 21.4 |
Other Assets | | -72.3 | -58.9 | -48.8 | -42.4 | -15.7 | 1.3 | -0.1 |
Other Liabilities | | -11.0 | -17.9 | -49.3 | -42.9 | -39.9 | -33.8 | -0.1 |
INVESTING ACTIVITIES | | | | | | | | |
Capital Expenditures | | -831.8 | -811.8 | -831.4 | -828.3 | -781.9 | -751.7 | -677.9 |
Other | | 9.5 | 8.7 | 16.2 | 15.5 | 15.9 | 13.9 | 5.9 |
FINANCING ACTIVITIES | | | | | | | | |
Supplemental Disclosure of Cash Flow Information, Non-Cash Investing Activities: | | | | | | | | |
Non-Cash Capital Expenditures | | 149.6 | 120.3 | 95.6 | 98.1 | 131.6 | 102.7 | 110.7 |