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Basis of presentation (Tables) | 9 Months Ended
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Sep. 30, 2012
Basis of presentation |
Effects of revision on the Company's Consolidated Financial |
(in thousands) |  | As previously filed |  | As revised |  | Difference |
December 31, 2011 |  |  |  |  |  |  |
Consolidated Balance Sheet |  |  |  |  |  |  |
Other assets |  | $ | 517,550 |  | $ | 519,296 |  | $ | 1,746 |
Total assets |  | 9,592,731 |  | 9,594,477 |  | 1,746 |
Other liabilities |  | 516,990 |  | 521,979 |  | 4,989 |
Total liabilities |  | 8,026,489 |  | 8,031,478 |  | 4,989 |
Retained earnings |  | 201,640 |  | 198,397 |  | (3,243 | )
Total shareholders’ equity |  | 1,531,949 |  | 1,528,706 |  | (3,243 | )
Total liabilities and shareholders’ equity |  | 9,592,731 |  | 9,594,477 |  | 1,746 |
Consolidated Statement of Changes in Shareholders’ Equity |  |  |  |  |  |  |
Retained earnings |  | 201,640 |  | 198,397 |  | (3,243 | )
Total shareholders’ equity |  | 1,531,949 |  | 1,528,706 |  | (3,243 | )
December 31, 2010 |  |  |  |  |  |  |
Consolidated Statement of Changes in Shareholders’ Equity |  |  |  |  |  |  |
Retained earnings |  | 181,910 |  | 178,667 |  | (3,243 | )
Total shareholders’ equity |  | 1,483,637 |  | 1,480,394 |  | (3,243 | )

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