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v3.10.0.1

Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands | Total | Preference shares | Common shares | Additional paid-in capital | Accumulated other comprehensive (loss) income | Retained earnings
--- | --- | --- | --- | --- | --- | ---
Beginning balance - January 1 at Dec. 31, 2016 |  | $ 400,000 | $ 41,187 | $ 216,558 | $ 1,133 | $ 4,207,699
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Issuance of shares |  | 0 |  |  |  |
Repurchase of shares |  |  | (1,322) | (187,269) |  |
Offering expenses |  |  |  | 0 |  |
Exercise of options and issuance of restricted stock awards |  |  | 164 | 3,870 |  |
Change in redeemable noncontrolling interests |  |  |  | (307) |  |
Change in net unrealized gains on investments |  |  |  |  | (972) |
Cumulative effect of adoption of ASU 2016-09 (Note 2) |  |  |  |  |  | 2,213
Net income (loss) | $ (224,532) |  |  |  |  | (356,870)
Net (income) loss attributable to redeemable noncontrolling interests | 132,338 |  |  |  |  | 132,338
Dividends on common shares |  |  |  |  |  | (38,624)
Dividends on preference shares | (16,786) |  |  |  |  | (16,786)
Ending balance - September 30 at Sep. 30, 2017 | 4,403,012 | 400,000 | 40,029 | 32,852 | 161 | 3,929,970
Beginning balance - January 1 at Dec. 31, 2017 | 4,391,375 | 400,000 | 40,024 | 37,355 | 224 | 3,913,772
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Issuance of shares |  | 250,000 |  |  |  |
Repurchase of shares |  |  | 0 | 0 |  |
Offering expenses |  |  |  | (7,883) |  |
Exercise of options and issuance of restricted stock awards |  |  | 242 | 12,583 |  |
Change in redeemable noncontrolling interests |  |  |  | 340 |  |
Change in net unrealized gains on investments |  |  |  |  | (1,707) |
Cumulative effect of adoption of ASU 2016-09 (Note 2) |  |  |  |  |  | 0
Net income (loss) | 302,081 |  |  |  |  | 392,903
Net (income) loss attributable to redeemable noncontrolling interests | (90,822) |  |  |  |  | (90,822)
Dividends on common shares |  |  |  |  |  | (39,611)
Dividends on preference shares | (20,899) |  |  |  |  | (20,899)
Ending balance - September 30 at Sep. 30, 2018 | $ 4,886,521 | $ 650,000 | $ 40,266 | $ 42,395 | $ (1,483) | $ 4,155,343

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