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Segment Information (Tables) | 3 Months Ended
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Mar. 31, 2012
Segment Information [Abstract] |
Revenue from Continuing Operations By Segment |
Revenue by Segment |  | Quarter ended
|  | March 31,
($ in thousands) |  | 2012 |  | 2011
Insurance Operations: |  |  |  |
Net premiums earned: |  |  |  |
Commercial automobile | $ | 70,484 |  | 69,670
Workers compensation |  | 65,811 |  | 62,526
General liability |  | 90,143 |  | 82,566
Commercial property |  | 49,371 |  | 48,193
Business owners' policies |  | 16,857 |  | 16,485
Bonds |  | 4,663 |  | 4,767
Other |  | 12,891 |  | 2,556
Total commercial lines |  | 310,220 |  | 286,763
Personal automobile |  | 37,456 |  | 36,962
Homeowners |  | 27,958 |  | 24,555
Other |  | 3,195 |  | 3,063
Total personal lines |  | 68,609 |  | 64,580
Total net premiums earned |  | 378,829 |  | 351,343
Miscellaneous income |  | 3,457 |  | 2,770
Total Insurance Operations revenues |  | 382,286 |  | 354,113
Investments: |  |  |  |
Net investment income |  | 32,628 |  | 43,473
Net realized gain on investments |  | 4,358 |  | 5,760
Total investment revenues |  | 36,986 |  | 49,233
Total all segments |  | 419,272 |  | 403,346
Other income |  | 76 |  | 110
Total revenues | $ | 419,348 |  | 403,456
Income From Continuing Operations, Before Federal Income Tax |
Income Before Federal Income Tax |  | Quarter ended
|  | March 31,
($ in thousands) |  | 2012 |  | 2011
Insurance Operations: |  |  |  |
Commercial lines underwriting | $ | (4,484) |  | (6,192)
Personal lines underwriting |  | 3,121 |  | (6,506)
Underwriting loss, before federal income tax |  | (1,363) |  | (12,698)
GAAP combined ratio |  | 100.4 | % | 103.6
Statutory combined ratio |  | 99.1 | % | 102.6
Investments: |  |  |  |
Net investment income | $ | 32,628 |  | 43,473
Net realized gain on investments |  | 4,358 |  | 5,760
Total investment income, before federal income tax |  | 36,986 |  | 49,233
Total all segments |  | 35,623 |  | 36,535
Interest expense |  | (4,700) |  | (4,557)
General corporate and other expenses |  | (7,732) |  | (5,820)
Income before federal income tax | $ | 23,191 |  | 26,158

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- Definition Tabular disclosure of the revenue from continuing operations for each reportable segment, as a single block of text. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References No definition available. + Details
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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8721-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8736-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 27, 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8906-108599 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6905597&loc=d3e13816-109267 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8813-108599 + Details
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