XML 42 R47.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Quarterly Financial Information (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2011
Quarterly Financial Information [Abstract] |
Summary Of Quarterly Financial Data |
|  | Quarter Ended |
|  | March 31 |  |  | June 30 |  |  | September 30 |  |  | December 31 |
|  | (Amounts in thousands, except per share data) |
2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net premiums earned |  | $ | 638,487 |  |  | $ | 642,331 |  |  | $ | 643,626 |  |  | $ | 641,613 |
Change in fair value of investments pursuant to the fair value option |  | $ | 20,904 |  |  | $ | 20,597 |  |  | $ | (64,312 | ) |  | $ | 54,100 |
Income (loss) before income taxes |  | $ | 76,911 |  |  | $ | 75,613 |  |  | $ | (18,118 | ) |  | $ | 110,693 |
Net income (loss) |  | $ | 58,226 |  |  | $ | 57,251 |  |  | $ | (3,782 | ) |  | $ | 79,469 |
Basic earnings per share |  | $ | 1.06 |  |  | $ | 1.04 |  |  | $ | (0.07 | ) |  | $ | 1.45 |
Diluted earnings per share |  | $ | 1.06 |  |  | $ | 1.04 |  |  | $ | (0.07 | )(1) |  | $ | 1.45 |
Dividends declared per share |  | $ | 0.60 |  |  | $ | 0.60 |  |  | $ | 0.60 |  |  | $ | 0.61 |
2010 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net premiums earned |  | $ | 640,614 |  |  | $ | 642,717 |  |  | $ | 642,558 |  |  | $ | 640,796 |
Change in fair value of investments pursuant to the fair value option |  | $ | 18,939 |  |  | $ | (30,537 | ) |  | $ | 87,647 |  |  | $ | (29,469 | )
Income (loss) before income taxes |  | $ | 81,290 |  |  | $ | 15,358 |  |  | $ | 135,839 |  |  | $ | (50,097 | )
Net income (loss) |  | $ | 61,179 |  |  | $ | 17,817 |  |  | $ | 96,849 |  |  | $ | (23,647 | )
Basic earnings per share |  | $ | 1.12 |  |  | $ | 0.33 |  |  | $ | 1.77 |  |  | $ | (0.43 | )
Diluted earnings per share |  | $ | 1.12 |  |  | $ | 0.32 |  |  | $ | 1.77 |  |  | $ | (0.43 | )(1)
Dividends declared per share |  | $ | 0.59 |  |  | $ | 0.59 |  |  | $ | 0.59 |  |  | $ | 0.60 |
(1) | The dilutive impact of incremental shares is excluded from loss position in accordance with GAAP.

X
- Details
Name: | us-gaap_QuarterlyFinancialDataAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 270 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (a)-(j) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6952194&loc=d3e1280-108306 + Details
Name: | us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration