v2.4.0.8

CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (USD $) In Thousands | Total | Preferred shares - Series A, B, C and D [Member] | Common shares (par value) [Member] | Additional paid-in capital [Member] | Unrealized appreciation on available for sale investments, net of tax [Member] | Cumulative foreign currency translation adjustments, net of tax [Member] | Supplemental Executive Retirement Plans (SERPs) [Member] | Accumulated other comprehensive income [Member] | Retained earnings [Member] | Treasury shares, at cost [Member]
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at beginning of period at Dec. 31, 2011 |  | $ 500,000 | $ 2,125 | $ 2,105,386 | $ 116,096 | $ 13,784 | $ (1,718) | $ 128,162 | $ 4,155,392 | $ (1,446,986)
Shares issued |  | 400,000 | 16 | 1,053 |  |  |  |  |  |
Cost of treasury shares reissued |  |  |  | 0 |  |  |  |  |  | 0
Issue costs on newly issued preferred shares |  |  |  | (6,456) |  |  |  |  |  |
Value of shares repurchased and retired during the period |  | (397,157) |  | 7,093 |  |  |  |  | (14,009) |
Stock options exercised |  |  |  | 945 |  |  |  |  |  |
Share-based compensation expense |  |  |  | 45,446 |  |  |  |  |  |
Unrealized gains (losses) arising during the period, net of reclassification adjustment | 114,851 |  |  |  | 114,851 |  |  |  |  |
Non-credit portion of OTTI losses | 0 |  |  |  | 0 |  |  |  |  |
Foreign currency translation adjustments | (2,074) |  |  |  |  | (2,074) |  |  |  |
Net change in benefit plan assets and obligations recognized in equity |  |  |  |  |  |  | 0 |  |  |
Net income | 324,905 |  |  |  |  |  |  |  | 324,905 |
Series A, B and C preferred share dividends |  |  |  |  |  |  |  |  | (20,746) |
Common share dividends |  |  |  |  |  |  |  |  | (62,137) |
Shares repurchased for treasury |  |  |  |  |  |  |  |  |  | (137,969)
Balance at end of period at Jun. 30, 2012 | 5,697,840 | 502,843 | 2,141 | 2,153,467 | 230,947 | 11,710 | (1,718) | 240,939 | 4,383,405 | (1,584,955)
Balance at beginning of period at Dec. 31, 2012 | 5,779,761 | 502,843 | 2,146 | 2,179,034 | 348,328 | 14,294 | 0 | 362,622 | 4,497,789 | (1,764,673)
Shares issued |  | 225,000 | 26 | 2,777 |  |  |  |  |  |
Cost of treasury shares reissued |  |  |  | (3,984) |  |  |  |  |  | 3,984
Issue costs on newly issued preferred shares |  |  |  | (6,551) |  |  |  |  |  |
Value of shares repurchased and retired during the period |  | (100,000) |  | 3,081 |  |  |  |  | (3,081) |
Stock options exercised |  |  |  | 12,017 |  |  |  |  |  |
Share-based compensation expense |  |  |  | 26,830 |  |  |  |  |  |
Unrealized gains (losses) arising during the period, net of reclassification adjustment | (319,340) |  |  |  | (319,340) |  |  |  |  |
Non-credit portion of OTTI losses | 0 |  |  |  | 0 |  |  |  |  |
Foreign currency translation adjustments | (18,527) |  |  |  |  | (18,527) |  |  |  |
Net change in benefit plan assets and obligations recognized in equity |  |  |  |  |  |  | 0 |  |  |
Net income | 395,280 |  |  |  |  |  |  |  | 395,280 |
Series A, B and C preferred share dividends |  |  |  |  |  |  |  |  | (16,938) |
Common share dividends |  |  |  |  |  |  |  |  | (59,363) |
Shares repurchased for treasury |  |  |  |  |  |  |  |  |  | (359,025)
Balance at end of period at Jun. 30, 2013 | $ 5,561,947 | $ 627,843 | $ 2,172 | $ 2,213,204 | $ 28,988 | $ (4,233) | $ 0 | $ 24,755 | $ 4,813,687 | $ (2,119,714)

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