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Schedule 2 - Parent Company Financial Statements - Statements of Income (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Condensed Income Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net Investment Income | $ 93.9 | $ 91.7 | $ 96.0 | $ 82.7 | $ 91.3 | $ 92.0 | $ 78.4 | $ 79.2 | $ 364.3 | $ 340.9 | $ 327.2
Income (Loss) from Change in Fair Value of Equity and Convertible Securities | 39.2 | 9.8 | 25.5 | 64.4 | (76.4) | 11.0 | 0.4 | 0.7 | 138.9 | (64.3) | 0.0
Net Realized Gains on Sales of Investments | 2.8 | 1.7 | 21.3 | 16.1 | 16.4 | 3.6 | 3.8 | 2.6 | 41.9 | 26.4 | 56.5
Net Impairment Losses Recognized in Earnings | (1.7) | (1.8) | (6.7) | (3.6) | (2.2) | (1.8) | 0.0 | (0.5) | (13.8) | (4.5) | (14.3)
Total Revenues | 1,283.7 | 1,243.8 | 1,275.4 | 1,236.3 | 1,094.7 | 1,195.5 | 741.9 | 693.0 | 5,039.2 | 3,725.1 | 2,723.4
Interest Expense |  |  |  |  |  |  |  |  | 42.5 | 43.3 | 34.9
Loss from Early Extinguishment of Debt | 0.0 | 5.8 | 0.0 | 0.0 |  |  |  |  | 5.8 | 0.0 | 0.0
Total Expenses | 1,126.8 | 1,082.3 | 1,126.9 | 1,041.6 | 1,088.6 | 1,115.0 | 696.4 | 626.0 | 4,377.6 | 3,526.0 | 2,562.3
Income Tax Benefit | (32.2) | (32.5) | (26.4) | (39.4) | (1.1) | 11.8 | (8.0) | (13.4) | (130.5) | (10.7) | (41.2)
Equity in Net Income of Subsidiaries |  |  |  |  |  |  |  |  | 1.0 | 11.0 | 24.8
Net Income | $ 124.7 | $ 129.0 | $ 122.1 | $ 155.3 | $ 6.5 | $ 92.2 | $ 37.6 | $ 53.8 | 531.1 | 190.1 | 120.9
Parent Company |  |  |  |  |  |  |  |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net Investment Income |  |  |  |  |  |  |  |  | 2.1 | 2.5 | 3.0
Income (Loss) from Change in Fair Value of Equity and Convertible Securities |  |  |  |  |  |  |  |  | 1.6 | 1.4 | 0.0
Net Realized Gains on Sales of Investments |  |  |  |  |  |  |  |  | 0.3 | (0.7) | 0.6
Total Revenues |  |  |  |  |  |  |  |  | 4.0 | 3.2 | 3.6
Interest Expense |  |  |  |  |  |  |  |  | 28.5 | 37.6 | 36.6
Loss from Early Extinguishment of Debt |  |  |  |  |  |  |  |  | 5.8 | 0.0 | 0.0
Other Operating (Benefits) Expenses |  |  |  |  |  |  |  |  | 4.0 | 26.3 | (5.1)
Total Expenses |  |  |  |  |  |  |  |  | 38.3 | 63.9 | 31.5
Loss before Income Taxes and Equity in Net Income of Subsidiaries |  |  |  |  |  |  |  |  | (34.3) | (60.7) | (27.9)
Income Tax Benefit |  |  |  |  |  |  |  |  | 9.4 | 12.2 | 21.2
Loss before Equity in Net Income of Subsidiaries |  |  |  |  |  |  |  |  | (24.9) | (48.5) | (6.7)
Equity in Net Income of Subsidiaries |  |  |  |  |  |  |  |  | 556.0 | 238.6 | 127.6
Net Income |  |  |  |  |  |  |  |  | $ 531.1 | $ 190.1 | $ 120.9

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