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v3.22.1

Fair Value of Financial Instruments - Rollforward of Instruments Measured on Recurring Basis (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Financial Assets |  |
Beginning balance | $ 371.4 | $ 355.1
Transfers into Level 3 | 72.2 | 27.2
Transfers out of Level 3 | (8.0) | (33.2)
Total gains or losses |  |
Net investment losses included in net income related to financial assets | (1.0) | 0.0
Net unrealized investment gains (losses) included in OCI | (13.9) | (3.2)
Purchases | 0.0 | 0.0
Issuances | 0.0 | 0.0
Sales | 0.0 | 0.0
Settlements | 0.0 | 0.0
Paydowns, maturities and distributions | (49.5) | (5.7)
Ending balance | 371.2 | 340.2
Financial Liabilities |  |
Beginning balance | 106.6 | 104.5
Transfers into Level 3 | 0.0 | 0.0
Transfers out of Level 3 | 0.0 | 0.0
Total gains or losses |  |
Net investment (gains) losses included in net income related to financial liabilities | (5.2) | 4.3
Net unrealized investment gains (losses) included in OCI | 0.0 | 0.0
Purchases | 0.0 | 0.0
Issuances | 0.9 | 0.7
Sales | 0.0 | 0.0
Settlements | 0.0 | 0.0
Paydowns, maturities and distributions | (3.2) | (1.9)
Ending balance | 99.1 | 107.6
Municipal bonds |  |
Financial Assets |  |
Beginning balance | 60.8 | 59.6
Transfers into Level 3 | 0.0 | 0.0
Transfers out of Level 3 | (3.2) | 0.0
Total gains or losses |  |
Net investment losses included in net income related to financial assets | 0.0 | 0.0
Net unrealized investment gains (losses) included in OCI | (3.4) | (0.9)
Purchases | 0.0 | 0.0
Issuances | 0.0 | 0.0
Sales | 0.0 | 0.0
Settlements | 0.0 | 0.0
Paydowns, maturities and distributions | (0.1) | (0.1)
Ending balance | 54.1 | 58.6
Corporate bonds |  |
Financial Assets |  |
Beginning balance | 210.3 | 155.8
Transfers into Level 3 | 67.5 | 24.1
Transfers out of Level 3 | 0.0 | (27.3)
Total gains or losses |  |
Net investment losses included in net income related to financial assets | 0.0 | 0.0
Net unrealized investment gains (losses) included in OCI | (6.4) | (2.0)
Purchases | 0.0 | 0.0
Issuances | 0.0 | 0.0
Sales | 0.0 | 0.0
Settlements | 0.0 | 0.0
Paydowns, maturities and distributions | (45.4) | (1.5)
Ending balance | 226.0 | 149.1
Mortgage and Asset Backed Securities |  |
Financial Assets |  |
Beginning balance | 98.9 | 139.4
Transfers into Level 3 | 4.7 | 3.1
Transfers out of Level 3 | (4.8) | (5.9)
Total gains or losses |  |
Net investment losses included in net income related to financial assets | (0.9) | 0.0
Net unrealized investment gains (losses) included in OCI | (4.1) | (0.3)
Purchases | 0.0 | 0.0
Issuances | 0.0 | 0.0
Sales | 0.0 | 0.0
Settlements | 0.0 | 0.0
Paydowns, maturities and distributions | (4.0) | (4.1)
Ending balance | 89.8 | 132.2
Total |  |
Financial Assets |  |
Beginning balance | 370.0 | 354.8
Transfers into Level 3 | 72.2 | 27.2
Transfers out of Level 3 | (8.0) | (33.2)
Total gains or losses |  |
Net investment losses included in net income related to financial assets | (0.9) | 0.0
Net unrealized investment gains (losses) included in OCI | (13.9) | (3.2)
Purchases | 0.0 | 0.0
Issuances | 0.0 | 0.0
Sales | 0.0 | 0.0
Settlements | 0.0 | 0.0
Paydowns, maturities and distributions | (49.5) | (5.7)
Ending balance | 369.9 | 339.9
Equity securities |  |
Financial Assets |  |
Beginning balance | 1.4 | 0.3
Transfers into Level 3 | 0.0 | 0.0
Transfers out of Level 3 | 0.0 | 0.0
Total gains or losses |  |
Net investment losses included in net income related to financial assets | (0.1) | 0.0
Net unrealized investment gains (losses) included in OCI | 0.0 | 0.0
Purchases | 0.0 | 0.0
Issuances | 0.0 | 0.0
Sales | 0.0 | 0.0
Settlements | 0.0 | 0.0
Paydowns, maturities and distributions | 0.0 | 0.0
Ending balance | $ 1.3 | $ 0.3

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