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v3.19.3.a.u2

Fair Value Measurements - Level 3 Inputs Reconciliation (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | $ 897.4 | $ 556.6
Total Gains (Losses): |  |
Included in Consolidated Statement of Income | (6.2) | 7.0
Included in Other Comprehensive Income (Loss) | 16.8 | (18.4)
Purchases | 433.0 | 663.3
Settlements | (101.6) | (166.6)
Sales | (214.3) | (109.5)
Transfers into Level 3 | 19.1 | 36.3
Transfers out of Level 3 | 0.0 | (71.3)
Balance at End of Year | 1,044.2 | 897.4
Corporate Bonds and Notes |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 382.6 | 401.5
Total Gains (Losses): |  |
Included in Consolidated Statement of Income | (6.8) | 4.4
Included in Other Comprehensive Income (Loss) | 10.6 | (2.2)
Purchases | 307.0 | 201.8
Settlements | (72.9) | (108.1)
Sales | (211.4) | (109.5)
Transfers into Level 3 | 0.0 | 2.4
Transfers out of Level 3 | 0.0 | (7.7)
Balance at End of Year | 409.1 | 382.6
States and Political Subdivisions |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 0.0 | 0.0
Total Gains (Losses): |  |
Included in Consolidated Statement of Income |  | 0.0
Included in Other Comprehensive Income (Loss) |  | 0.0
Purchases |  | 1.8
Settlements |  | 0.0
Sales |  | 0.0
Transfers into Level 3 |  | 0.0
Transfers out of Level 3 |  | (1.8)
Balance at End of Year |  | 0.0
Redeemable Preferred Stocks |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 0.0 | 0.1
Total Gains (Losses): |  |
Included in Consolidated Statement of Income | 0.0 | (0.1)
Included in Other Comprehensive Income (Loss) | (0.1) | 0.0
Purchases | 6.8 | 0.0
Settlements | 0.0 | 0.0
Sales | 0.0 | 0.0
Transfers into Level 3 | 0.0 | 0.0
Transfers out of Level 3 | 0.0 | 0.0
Balance at End of Year | 6.7 | 0.0
Collateralized Loan Obligations |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 504.9 | 93.2
Total Gains (Losses): |  |
Included in Consolidated Statement of Income | 0.6 | 2.7
Included in Other Comprehensive Income (Loss) | 5.3 | (16.3)
Purchases | 119.2 | 449.7
Settlements | (28.0) | (58.3)
Sales | (2.9) | 0.0
Transfers into Level 3 | 19.1 | 33.9
Transfers out of Level 3 | 0.0 | 0.0
Balance at End of Year | 618.2 | 504.9
Other Mortgage- and Asset-backed |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 9.9 | 0.0
Total Gains (Losses): |  |
Included in Consolidated Statement of Income | 0.0 | 0.0
Included in Other Comprehensive Income (Loss) | 1.0 | 0.1
Purchases | 0.0 | 10.0
Settlements | (0.7) | (0.2)
Sales | 0.0 | 0.0
Transfers into Level 3 | 0.0 | 0.0
Transfers out of Level 3 | 0.0 | 0.0
Balance at End of Year | 10.2 | 9.9
Preferred and Common Stocks |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 0.0 | 27.4
Total Gains (Losses): |  |
Included in Consolidated Statement of Income |  | 0.0
Included in Other Comprehensive Income (Loss) |  | 0.0
Purchases |  | 0.0
Settlements |  | 0.0
Sales |  | 0.0
Transfers into Level 3 |  | 0.0
Transfers out of Level 3 |  | (27.4)
Balance at End of Year |  | 0.0
Other Equity Interests |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | $ 0.0 | 34.4
Total Gains (Losses): |  |
Included in Consolidated Statement of Income |  | 0.0
Included in Other Comprehensive Income (Loss) |  | 0.0
Purchases |  | 0.0
Settlements |  | 0.0
Sales |  | 0.0
Transfers into Level 3 |  | 0.0
Transfers out of Level 3 |  | (34.4)
Balance at End of Year |  | $ 0.0

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