| Fiscal period | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 |
|---|
| Period End Date | 12/31/2020 | 12/31/2019 | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 | 12/31/2014 | 12/31/2013 | 12/31/2012 | 12/31/2011 |
|---|
| Operating Revenues: Utility | 918.43 | 896.87 | 670.72 | 512.48 | 453.82 | 528.76 | 500.75 | 444.92 | 420.82 | 405.74 |
| Operating Revenues: Nonutility | 622.96 | 731.75 | 970.62 | 730.59 | 582.68 | 430.81 | 386.24 | 286.50 | 285.46 | 422.82 |
| Total revenues | 1,541.38 | 1,628.63 | 1,641.34 | 1,243.07 | 1,036.50 | 959.57 | 887.00 | 731.42 | 706.28 | 828.56 |
| Cost of Sales - Utility | 297.09 | 351.28 | 258.78 | 199.66 | 167.15 | 239.76 | 230.09 | 198.52 | 187.66 | 181.16 |
| Cost of Sales - Nonutility | 561.84 | 680.68 | 796.63 | 646.57 | 413.83 | 319.58 | 306.86 | 270.47 | 230.15 | 363.83 |
| Maintenance | 38.86 | 37.34 | 32.16 | 19.73 | 17.55 | 16.18 | 13.46 | 13.14 | 13.62 | 13.12 |
| Operations | 233.31 | 238.75 | 256.86 | 169.77 | 147.06 | 148.67 | 140.26 | 120.21 | 113.64 | 100.90 |
| Depreciation | 118.72 | 99.75 | 96.72 | 100.72 | 90.39 | 72.45 | 63.00 | 49.64 | 41.34 | 35.75 |
| Energy and other taxes | 11.92 | 12.00 | 9.54 | 6.49 | 6.34 | 6.03 | 5.72 | 9.82 | 9.99 | 12.19 |
| Impairment charges | 0.00 | (10.75) | (105.28) | (91.30) | -- | -- | -- | -- | -- | -- |
| Net Gain on Sales of Assets | 2.58 | 3.13 | 15.38 | -- | -- | -- | -- | -- | -- | -- |
| Total Operating Expenses | 1,259.16 | 1,427.42 | 1,540.59 | 1,234.23 | 842.32 | 802.67 | 759.39 | 661.79 | 596.38 | 706.95 |
| Operating income (loss) | 282.22 | 201.21 | 100.75 | 8.84 | 194.18 | 156.89 | 127.60 | 69.64 | 109.90 | 121.61 |
| Interest charges | 118.53 | 114.48 | 90.30 | 54.02 | 31.45 | 31.62 | 29.56 | 18.83 | 18.99 | 24.08 |
| Interest charges: Long-term debt | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Interest Charges: Short-term debt and other | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Preferred Dividend Requirements of Subsidiary | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Equity in Affiliated Companies | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Other | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Other income and expense | 7.98 | 4.21 | 2.40 | 11.04 | 5.09 | 9.51 | 11.82 | 10.98 | 11.10 | 15.64 |
| Pre-Tax Income | 171.67 | 90.94 | 12.85 | (34.14) | 167.82 | 134.78 | 109.86 | 61.79 | 102.02 | 113.17 |
| Provision for Income taxes | 22.66 | 21.06 | 0.56 | (24.94) | 54.15 | 1.36 | 4.45 | (19.01) | 11.48 | 22.50 |
| Investment tax credits | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Current: State | 0.82 | (0.48) | 3.96 | (0.05) | (1.64) | (2.35) | -- | 3.07 | 0.22 | 0.35 |
| Current: Federal | 0.00 | 0.00 | (13.79) | (34.97) | -- | 0.00 | -- | (0.27) | (8.76) | (0.84) |
| Deferred: Federal: Derivatives/Unrealized Gain (Loss) | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred: Federal: Excess of Tax Depreciation Over Book Depreciation - Net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred: Federal: Deferred Fuel Costs - Net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred: Federal: Environmental Costs - Net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred: Federal: Prepaid Pension | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred: Federal: Deferred Regulatory Costs | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred: Federal: Other - Net | 3.31 | 11.17 | 13.56 | 5.76 | 44.25 | (4.62) | -- | (19.98) | 11.52 | 13.24 |
| Deferred: Federal: State: | 18.53 | 10.37 | (3.17) | 4.32 | 11.54 | 8.48 | -- | (1.57) | 8.79 | 10.06 |
| Deferred Federal: Alternative Minimum Tax | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred Federal: Benefit of State Tax | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| ITC | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Equity in Affiliated Companies | 8.29 | 7.31 | 5.61 | 5.79 | 5.40 | (27.81) | (7.79) | 1.59 | 2.24 | (0.81) |
| Equity in Unconsolidated Companies | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Income from continuing operations | 157.30 | 77.19 | 17.90 | (3.40) | 119.06 | 105.61 | 97.63 | 82.39 | 92.78 | 89.86 |
| Loss from Discontinued Operations - Net | (0.26) | (0.27) | (0.24) | (0.09) | (0.25) | (0.50) | (0.58) | (0.80) | (1.17) | (0.57) |
| Cumulative effect of accounting change | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Consolidated Net Income (Loss) | 157.04 | 76.92 | 17.66 | -- | -- | -- | -- | -- | -- | -- |
| Less:Net Loss Attributable to Noncontrolling Interest in Subsidiaries | (0.04) | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Income (Loss) available to limited partners shareholders | 157.08 | 76.92 | 17.66 | (3.49) | 118.81 | 105.11 | 97.05 | 81.59 | 91.61 | 89.29 |
| Earnings Per Share (Basic) - Cont Ops | 1.62 | 0.84 | 0.21 | (0.04) | 1.56 | 1.54 | 1.47 | 1.29 | 1.51 | 1.50 |
| Earnings Per Share (Basic) - Disc Ops | -- | -- | -- | 0.00 | -- | (0.01) | (0.01) | (0.01) | (0.02) | (0.01) |
| Earnings Per Share (Basic) - Acc Change | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| NET EARNINGS PER SHARE (BASIC) | 1.62 | 0.84 | 0.21 | (0.04) | 1.56 | 1.53 | 1.46 | 1.28 | 1.49 | 1.49 |
| Earnings Per Share (Diluted) - Cont Ops | 1.62 | 0.84 | 0.21 | (0.04) | 1.56 | 1.53 | 1.47 | 1.29 | 1.51 | 1.50 |
| Earnings Per Share (Diluted) - Disc Ops | -- | -- | -- | 0.00 | -- | (0.01) | (0.01) | (0.01) | (0.02) | (0.01) |
| Earnings Per Share (Diluted) - Acc Change | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| NET EARNINGS PER SHARE (DILUTED) | 1.62 | 0.84 | 0.21 | (0.04) | 1.56 | 1.52 | 1.46 | 1.28 | 1.49 | 1.49 |
| Weighted Average Shares Outstanding (Basic) | 96.85 | 92.13 | 83.69 | 79.54 | 76.36 | 68.74 | 66.28 | 63.98 | 61.49 | 60.00 |
| Weighted Average Shares Outstanding (Diluted) | 97.00 | 92.25 | 84.47 | 79.54 | 76.48 | 68.93 | 66.43 | 64.09 | 61.65 | 60.17 |