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v3.19.2

Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands | Total | Preference shares | Common shares | Additional paid-in capital | Accumulated other comprehensive loss | Retained earnings
--- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2017 |  | $ 400,000 | $ 40,024 | $ 37,355 | $ 224 | $ 3,913,772
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Issuance of shares |  | 250,000 | 0 | 0 |  |
Offering expenses |  |  |  | (8,498) |  |
Change in redeemable noncontrolling interests |  |  |  | 327 |  |
Exercise of options and issuance of restricted stock awards |  |  | 239 | 5,910 |  |
Change in net unrealized gains on investments, net of tax | $ (1,325) |  |  |  | (1,325) |
Foreign currency translation adjustments, net of tax | 0 |  |  |  | 0 |
Net income | 344,074 |  |  |  |  | 344,074
Net income attributable to redeemable noncontrolling interests | (84,382) |  |  |  |  | (84,382)
Dividends on common shares | (26,500) |  |  |  |  | (26,468)
Dividends on preference shares | (11,191) |  |  |  |  | (11,191)
Ending balance at Jun. 30, 2018 | 4,860,061 | 650,000 | 40,263 | 35,094 | (1,101) | 4,135,805
Beginning balance at Mar. 31, 2018 |  | 400,000 | 40,246 | 38,552 | 194 | 3,957,261
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Issuance of shares |  | 250,000 | 0 | 0 |  |
Offering expenses |  |  |  | (8,498) |  |
Change in redeemable noncontrolling interests |  |  |  | 271 |  |
Exercise of options and issuance of restricted stock awards |  |  | 17 | 4,769 |  |
Change in net unrealized gains on investments, net of tax | (1,295) |  |  |  | (1,295) |
Foreign currency translation adjustments, net of tax | 0 |  |  |  | 0 |
Net income | 251,867 |  |  |  |  | 251,867
Net income attributable to redeemable noncontrolling interests | (54,483) |  |  |  |  | (54,483)
Dividends on common shares |  |  |  |  |  | (13,244)
Dividends on preference shares | (5,596) |  |  |  |  | (5,596)
Ending balance at Jun. 30, 2018 | 4,860,061 | 650,000 | 40,263 | 35,094 | (1,101) | 4,135,805
Beginning balance at Dec. 31, 2018 | 5,045,080 | 650,000 | 42,207 | 296,099 | (1,433) | 4,058,207
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Issuance of shares |  | 0 | 1,739 | 248,259 |  |
Offering expenses |  |  |  | 0 |  |
Change in redeemable noncontrolling interests |  |  |  | (216) |  |
Exercise of options and issuance of restricted stock awards |  |  | 216 | 8,068 |  |
Change in net unrealized gains on investments, net of tax | 1,272 |  |  |  | 1,272 |
Foreign currency translation adjustments, net of tax | (3,708) |  |  |  | (3,708) |
Net income | 801,983 |  |  |  |  | 801,983
Net income attributable to redeemable noncontrolling interests | (142,034) |  |  |  |  | (142,034)
Dividends on common shares | (29,400) |  |  |  |  | (29,439)
Dividends on preference shares | (18,378) |  |  |  |  |
Ending balance at Jun. 30, 2019 | 5,912,842 | 650,000 | 44,162 | 552,210 | (3,869) | 4,670,339
Beginning balance at Mar. 31, 2019 |  | 650,000 | 44,159 | 543,889 | (1,470) | 4,317,455
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Issuance of shares |  | 0 | 0 | 0 |  |
Offering expenses |  |  |  | 0 |  |
Change in redeemable noncontrolling interests |  |  |  | (213) |  |
Exercise of options and issuance of restricted stock awards |  |  | 3 | 8,534 |  |
Change in net unrealized gains on investments, net of tax | 1,309 |  |  |  | 1,309 |
Foreign currency translation adjustments, net of tax | (3,708) |  |  |  | (3,708) |
Net income | 448,855 |  |  |  |  | 448,855
Net income attributable to redeemable noncontrolling interests | (71,812) |  |  |  |  | (71,812)
Dividends on common shares |  |  |  |  |  | (14,970)
Dividends on preference shares | (9,189) |  |  |  |  |
Ending balance at Jun. 30, 2019 | $ 5,912,842 | $ 650,000 | $ 44,162 | $ 552,210 | $ (3,869) | $ 4,670,339

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