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v3.20.2

Fair Value Measurements - Changes in Level 3 Fair Value Measurements (Details) - Recurring Fair Value Measurements - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
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Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, net derivative assets | $ (15.6) | $ 3.4 | $ 13.0 | $ 3.1
Total realized/unrealized gains (losses) included in net income, net derivative assets | 2.5 | 6.6 | 1.8 | 5.0
Net purchases, sales, issuances and settlements, net derivative assets | (1.1) | 5.8 | (2.5) | 7.7
Transfers out of Level 3, net derivative assets |  |  | (26.5) |
Ending balance, net derivative assets | (14.2) | 15.8 | (14.2) | 15.8
Changes in unrealized gains (losses) included in net income relating to positions still held, net derivative assets | 2.6 | 11.2 | 0.5 | 8.9
Gross purchases, sales, issuances and settlements |  |  |  |
Sales, net derivative assets (liabilities) | (1.1) | 5.8 | (2.5) | 7.7
Net purchases, sales, issuances and settlements, net derivative assets (liabilities) | (1.1) | 5.8 | (2.5) | 7.7
Investment and universal life contracts |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, liabilities | (555.4) | (40.5) | (214.2) | (45.2)
Total realized/unrealized gains (losses) included in net income, liabilities | (18.3) | (76.2) | (358.7) | (71.9)
Total realized/unrealized gains (losses) included in other comprehensive income, liabilities |  | (0.2) | (0.3) | (0.1)
Net purchases, sales, issuances and settlements, liabilities | (2.3) | (1.8) | (2.8) | (1.5)
Ending balance, liabilities | (576.0) | (118.7) | (576.0) | (118.7)
Changes in unrealized gains (losses) included in net income relating to positions still held, liabilities | (1.4) | (75.5) | (368.3) | (70.3)
Changes in unrealized gains (losses) included in OCI relating to positions still held, liabilities |  |  | (0.3) |
Gross purchases, sales, issuances and settlements |  |  |  |
Issuances, liabilities | (5.5) | (3.5) | (12.2) | (4.8)
Settlements, liabilities | 3.2 | 1.7 | 9.4 | 3.3
Net purchases, sales, issuances and settlements, liabilities | (2.3) | (1.8) | (2.8) | (1.5)
Fixed maturities | Available-for-sale |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets | 460.9 | 124.0 | 384.9 | 138.8
Total realized/unrealized gains (losses) included in net income, assets | (1.8) | (3.2) | (1.9) | (5.7)
Total realized/unrealized gains (losses) included in other comprehensive income, assets | 6.5 | 3.9 | (33.5) | 5.5
Net purchases, sales, issuances and settlements, assets | (31.3) | 0.3 | 150.1 | 12.4
Transfers into Level 3, assets | 217.3 | 33.7 | 388.1 | 33.7
Transfers out of Level 3, assets | (289.5) | (2.3) | (525.6) | (28.3)
Ending balance, assets | 362.1 | 156.4 | 362.1 | 156.4
Changes in unrealized gains (losses) included in net income relating to positions still held, assets | (1.8) | (2.1) | (1.9) | (4.6)
Changes in unrealized gains (losses) included in OCI relating to positions still held, assets | 4.8 |  | (0.1) |
Gross purchases, sales, issuances and settlements |  |  |  |
Purchases, assets | 7.4 | 22.0 | 191.0 | 34.9
Sales, assets | (0.5) | (0.2) | (1.0) | (0.4)
Settlements, assets | (38.2) | (21.5) | (39.9) | (22.1)
Net purchases, sales, issuances and settlements, assets | (31.3) | 0.3 | 150.1 | 12.4
Fixed maturities | Trading |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets | 0.3 |  | 0.3 |
Net purchases, sales, issuances and settlements, assets |  | 0.5 |  | 0.5
Transfers out of Level 3, assets | (0.3) |  | (0.3) |
Ending balance, assets |  | 0.5 |  | 0.5
Gross purchases, sales, issuances and settlements |  |  |  |
Purchases, assets |  | 0.5 |  | 0.5
Net purchases, sales, issuances and settlements, assets |  | 0.5 |  | 0.5
Non-U.S. governments | Available-for-sale |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets |  | 4.2 |  | 4.6
Net purchases, sales, issuances and settlements, assets |  | (0.3) |  | (0.7)
Ending balance, assets |  | 3.9 |  | 3.9
Gross purchases, sales, issuances and settlements |  |  |  |
Settlements, assets |  | (0.3) |  | (0.7)
Net purchases, sales, issuances and settlements, assets |  | (0.3) |  | (0.7)
Corporate debt securities | Available-for-sale |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets | 170.3 | 58.5 | 81.7 | 57.9
Total realized/unrealized gains (losses) included in other comprehensive income, assets | 5.7 |  | (10.6) | 0.4
Net purchases, sales, issuances and settlements, assets | (15.7) | (13.8) | 10.8 | (13.6)
Transfers into Level 3, assets | 217.3 |  | 342.0 |
Transfers out of Level 3, assets | (102.6) |  | (148.9) |
Ending balance, assets | 275.0 | 44.7 | 275.0 | 44.7
Changes in unrealized gains (losses) included in OCI relating to positions still held, assets | 5.7 |  | (0.3) |
Gross purchases, sales, issuances and settlements |  |  |  |
Purchases, assets | 7.4 | 5.2 | 34.9 | 5.7
Sales, assets | (0.5) | (0.2) | (1.0) | (0.4)
Settlements, assets | (22.6) | (18.8) | (23.1) | (18.9)
Net purchases, sales, issuances and settlements, assets | (15.7) | (13.8) | 10.8 | (13.6)
Commercial mortgage-backed securities | Available-for-sale |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets | 14.4 | 12.0 | 12.9 | 9.5
Total realized/unrealized gains (losses) included in net income, assets | (0.9) | (3.2) | (0.9) | (3.2)
Total realized/unrealized gains (losses) included in other comprehensive income, assets | (0.4) | 2.9 | 1.1 | 3.2
Net purchases, sales, issuances and settlements, assets |  |  |  | 2.2
Transfers into Level 3, assets |  | 3.7 |  | 3.7
Transfers out of Level 3, assets |  | (2.3) |  | (2.3)
Ending balance, assets | 13.1 | 13.1 | 13.1 | 13.1
Changes in unrealized gains (losses) included in net income relating to positions still held, assets | (0.9) | (2.1) | (0.9) | (2.1)
Changes in unrealized gains (losses) included in OCI relating to positions still held, assets | (0.4) |  | 1.1 |
Gross purchases, sales, issuances and settlements |  |  |  |
Purchases, assets |  |  |  | 2.4
Settlements, assets |  |  |  | (0.2)
Net purchases, sales, issuances and settlements, assets |  |  |  | 2.2
Collateralized debt obligations | Available-for-sale |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets | 171.3 | 5.9 | 199.0 | 8.3
Total realized/unrealized gains (losses) included in net income, assets | (0.9) |  | (1.0) | (2.5)
Total realized/unrealized gains (losses) included in other comprehensive income, assets | (0.5) | 0.5 | (22.6) | 0.3
Net purchases, sales, issuances and settlements, assets | 0.2 | (1.6) | 142.0 | (1.3)
Transfers into Level 3, assets |  | 30.0 |  | 30.0
Transfers out of Level 3, assets | (167.3) |  | (314.6) |
Ending balance, assets | 2.8 | 34.8 | 2.8 | 34.8
Changes in unrealized gains (losses) included in net income relating to positions still held, assets | (0.9) |  | (1.0) | (2.5)
Changes in unrealized gains (losses) included in OCI relating to positions still held, assets | (0.5) |  | (0.9) |
Gross purchases, sales, issuances and settlements |  |  |  |
Purchases, assets |  |  | 141.8 |
Settlements, assets | 0.2 | (1.6) | 0.2 | (1.3)
Net purchases, sales, issuances and settlements, assets | 0.2 | (1.6) | 142.0 | (1.3)
Other debt obligations | Available-for-sale |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets | 104.9 | 43.4 | 91.3 | 58.5
Total realized/unrealized gains (losses) included in other comprehensive income, assets | 1.7 | 0.5 | (1.4) | 1.6
Net purchases, sales, issuances and settlements, assets | (15.8) | 16.0 | (2.7) | 25.8
Transfers into Level 3, assets |  |  | 46.1 |
Transfers out of Level 3, assets | (19.6) |  | (62.1) | (26.0)
Ending balance, assets | 71.2 | 59.9 | 71.2 | 59.9
Gross purchases, sales, issuances and settlements |  |  |  |
Purchases, assets |  | 16.8 | 14.3 | 26.8
Settlements, assets | (15.8) | (0.8) | (17.0) | (1.0)
Net purchases, sales, issuances and settlements, assets | (15.8) | 16.0 | (2.7) | 25.8
Equity securities |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets |  | 0.4 |  |
Total realized/unrealized gains (losses) included in other comprehensive income, assets |  | (0.4) |  |
Other investments |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets | 36.0 | 29.4 | 39.0 | 17.2
Total realized/unrealized gains (losses) included in net income, assets | 2.4 | 0.1 | 2.3 | 2.3
Total realized/unrealized gains (losses) included in other comprehensive income, assets |  |  | (2.9) |
Net purchases, sales, issuances and settlements, assets | 0.3 | (0.4) | 0.3 | (0.4)
Transfers into Level 3, assets |  |  |  | 10.0
Ending balance, assets | 38.7 | 29.1 | 38.7 | 29.1
Changes in unrealized gains (losses) included in net income relating to positions still held, assets | 2.4 | 0.1 | 2.3 | 2.3
Changes in unrealized gains (losses) included in OCI relating to positions still held, assets |  |  | (2.9) |
Gross purchases, sales, issuances and settlements |  |  |  |
Purchases, assets | 0.3 | 4.5 | 0.3 | 4.5
Sales, assets |  | (4.9) |  | (4.9)
Net purchases, sales, issuances and settlements, assets | 0.3 | (0.4) | 0.3 | (0.4)
Separate account assets |  |  |  |
Changes in Level 3 fair value measurements rollforward, assets and liabilities |  |  |  |
Beginning balance, assets | 8,866.7 | 8,718.7 | 8,968.0 | 8,615.5
Total realized/unrealized gains (losses) included in net income, assets | 8.5 | 138.9 | 153.1 | 313.5
Total realized/unrealized gains (losses) included in other comprehensive income, assets |  | 0.5 |  | 0.1
Net purchases, sales, issuances and settlements, assets | (53.9) | 4.2 | (299.8) | (66.1)
Transfers out of Level 3, assets |  | (172.5) |  | (173.2)
Ending balance, assets | 8,821.3 | 8,689.8 | 8,821.3 | 8,689.8
Changes in unrealized gains (losses) included in net income relating to positions still held, assets | 12.5 | 126.4 | 138.9 | 327.2
Gross purchases, sales, issuances and settlements |  |  |  |
Purchases, assets | 0.4 | 41.0 | 68.0 | 120.0
Sales, assets | (1.5) | (112.8) | (185.6) | (214.5)
Issuances, assets | (52.6) | (156.5) | (226.8) | (203.8)
Settlements, assets | (0.2) | 232.5 | 44.6 | 232.2
Net purchases, sales, issuances and settlements, assets | $ (53.9) | $ 4.2 | $ (299.8) | $ (66.1)

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