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Schedule II - Condensed Financial Information of Registrant Statements of Cash Flows (Details) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2015 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Cash flows (used in)/from operating activities: |  |  |  |  |  |
Share-based compensation |  |  | $ 0.0 | $ 0.0 | $ 10.1 |
Amortization of right-of-use operating lease assets |  |  | 11.8 | 13.4 | 0.0 |
Interest on operating lease liability |  |  | (5.5) | (4.6) |  |
Change in operating lease liabilities |  |  | (17.3) | (18.0) | 0.0 |
Net cash (used in) operating activities |  |  | (672.7) | (337.8) | (304.5) |
Cash flows from investing activities: |  |  |  |  |  |
Proceeds/(purchases) of short term investments |  |  | (58.3) | (193.6) | (16.4) |
Repayment of loan notes issued by Silverton |  |  | 0.0 | (125.0) | (125.0) |
Payments for acquisitions and investments, net of cash acquired |  |  | (0.5) | (1.1) |  |
Payments for (Proceeds from) Other Investing Activities |  |  | 0.0 | 0.0 | (100.0) |
Net cash from investing activities |  |  | 1,151.2 | 218.3 | 657.3 |
Cash flows from/(used in) financing activities: |  |  |  |  |  |
Proceeds from the issuance of ordinary shares, net of issuance costs |  |  | 0.0 | 1.4 | 2.7 |
Ordinary share repurchase |  |  | 0.0 | (0.1) | 0.0 |
Buy-out of minority interest |  |  | 0.0 | (0.8) | 0.0 |
Cash paid for withholdings purposes | [1] |  | 0.0 | (2.8) | (4.7) |
Net cash from/(used in) financing activities |  |  | 223.5 | 65.2 | (307.2) |
Cash and cash equivalents at beginning of period |  |  | 1,030.5 | 1,083.7 |  | $ 1,054.8
Cash and cash equivalents at end of period |  |  | 1,747.3 | 1,030.5 | 1,083.7 |
Parent Company |  |  |  |  |  |
Cash flows (used in)/from operating activities: |  |  |  |  |  |
Net income (1) (excluding equity in net earnings of subsidiaries) |  |  | 52.0 | 174.6 | 224.5 |
Share-based compensation |  |  | 0.0 | 0.0 | 10.1 |
Realized and unrealized losses/(gains) |  |  | 1.5 | 9.6 | (0.7) |
Loss on derivative contracts |  |  | (0.3) | (4.0) | 1.8 |
Amortization of right-of-use operating lease assets |  |  | 0.4 | 0.3 | 0.0 |
Interest on operating lease liability |  |  | (0.4) | 0.2 | 0.0 |
Change in other assets |  |  | 0.5 | 2.1 | (0.2) |
Change in accrued expenses and other payables |  |  | 15.9 | (51.2) | 51.1 |
Change in intercompany activities |  |  | 41.6 | (59.0) | 63.9 |
Change in operating lease liabilities |  |  | 0.0 | (0.5) | 0.0 |
Net cash (used in) operating activities |  |  | 111.2 | 72.1 | 350.5 |
Cash flows from investing activities: |  |  |  |  |  |
(Purchases) of fixed income securities |  |  | 75.6 | (75.6) | 79.4 |
Investment in subsidiaries |  |  | (87.3) | (82.7) | (215.9) |
Repayment of loan notes issued by Silverton |  |  | 0.0 | 0.0 | 18.6 |
Net cash from investing activities |  |  | (11.7) | (158.3) | (117.9) |
Cash flows from/(used in) financing activities: |  |  |  |  |  |
Proceeds from the issuance of ordinary shares, net of issuance costs |  |  | 0.0 | 1.4 | 2.7 |
Capital contribution |  |  | 0.0 | 241.6 | 0.0 |
Ordinary share repurchase |  |  | 0.0 | (0.1) | 0.0 |
Ordinary and preference share dividends paid |  |  | (44.5) | (35.9) | (73.4) |
Repayment of long-term debt issued by Silverton |  |  | 0.0 | 7.7 | 0.0 |
Realized loss on debt extinguishment |  |  | 0.0 | (5.5) | (8.6) |
Cash paid for withholdings purposes | [1] |  | 0.0 | 0.0 | (4.7) |
Cash and Cash Equivalents, Period Increase (Decrease) |  |  | 55.0 | (18.2) | 23.6 |
Net cash from/(used in) financing activities |  |  | (44.5) | 68.0 | (209.0) |
Cash and cash equivalents at beginning of period |  |  | 37.4 | 55.6 | 32.0 |
Cash and cash equivalents at end of period |  |  | 92.4 | 37.4 | 55.6 | 32.0
MVI |  |  |  |  |  |
Cash flows from investing activities: |  |  |  |  |  |
Payments for acquisitions and investments, net of cash acquired |  | $ (0.8) | 0.0 | 0.0 | (0.2) | $ (0.1)
Parent |  |  |  |  |  |
Cash flows from/(used in) financing activities: |  |  |  |  |  |
Buy-out of minority interest |  |  | 0.0 | (0.8) | 0.0 |
Parent | Parent Company |  |  |  |  |  |
Cash flows from/(used in) financing activities: |  |  |  |  |  |
Long-term debt repayment |  |  | $ 0.0 | $ (125.0) | $ (125.0) |
[1] | The cash paid to the tax authority when withholding shares from employees’ awards for tax-withholding purposes has been reclassified from operating activity to financing activity following the adoption of ASU 2016-09 -“Compensation — Stock Compensation”.

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