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Consolidated Statements of Changes In Shareholders' Equity (USD $) In Thousands, unless otherwise specified | Total | Class A Common Stock | Common Stock Class A Common Stock | Common Stock Class B Common Stock | Surplus | Surplus Class B Common Stock | Retained Earnings | Retained Earnings Class B Common Stock | Accumulated Other Comprehensive Income (Loss) | Accumulated Other Comprehensive Income (Loss) Class B Common Stock
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2010 | $ 1,732,962 |  |  | $ 8,757 | $ 1,678 | $ 143,766 |  | $ 1,615,290 |  | $ (36,529) |
Comprehensive income: |  |  |  |  |  |  |  |  |  |  |
Net income | 83,060 |  |  | 0 | 0 | 0 |  | 83,060 |  | 0 |
Other comprehensive income, net of tax | 7,078 |  |  | 0 | 0 | 0 |  | 0 |  | 7,078 |
Total comprehensive income | 90,138 |  |  |  |  |  |  |  |  |  |
Repurchase of Class B common stock shares | (7,575) |  | 0 |  | (38) |  | 0 |  | (7,537) |  | 0
Cash dividends | (6,255) |  |  | 0 | 0 | 0 |  | (6,255) |  | 0 |
Balance at Jun. 30, 2011 | 1,809,270 | [1] |  | 8,757 | 1,640 | 143,766 |  | 1,684,558 |  | (29,451) |
Balance at Dec. 31, 2011 | 1,861,128 | [2] |  | 8,644 | 1,640 | 143,766 |  | 1,773,652 |  | (66,574) |
Comprehensive income: |  |  |  |  |  |  |  |  |  |  |
Net income | 73,078 |  |  | 0 | 0 | 0 |  | 73,078 |  | 0 |
Other comprehensive income, net of tax | 4,167 |  |  | 0 | 0 | 0 |  | 0 |  | 4,167 |
Total comprehensive income | 77,245 |  |  |  |  |  |  |  |  |  |
Repurchase of Class B common stock shares | (2,414) |  | 0 |  | (13) |  | 0 |  | (2,401) |  | 0
Cash dividends | (6,169) |  |  | 0 | 0 | 0 |  | (6,169) |  | 0 |
Balance at Jun. 30, 2012 | $ 1,929,790 | [1] |  | $ 8,644 | $ 1,627 | $ 143,766 |  | $ 1,838,160 |  | $ (62,407) |
[1] | Unaudited
[2] | Derived from 2011 Annual Report on Form 10-K.

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