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Segment Information (Tables)

12 Months Ended

Dec. 31, 2011

Segment Reporting [Abstract]

Revenue from Continuing Operations By Segment

Revenue from Continuing Operations by Segment
Years ended December 31,
($ in thousands)		2011		2010		2009
Insurance Operations:
Net premiums earned:
Commercial automobile	$	279,610		291,495		300,562
Workers compensation		259,354		252,441		263,490
General liability		344,682		336,475		362,479
Commercial property		192,989		199,252		197,665
Business owners' policies		66,225		65,260		62,638
Bonds		18,910		19,243		18,455
Other		13,091		10,116		9,663
Total Commercial Lines		1,174,861		1,174,282		1,214,952
Personal automobile		148,824		141,962		133,320
Homeowners		102,764		87,862		73,076
Other		12,864		12,492		9,699
Total Personal Lines		264,452		242,316		216,095
Total net premiums earned		1,439,313		1,416,598		1,431,047
Miscellaneous income		8,069		9,230		10,440
Total Insurance Operations revenues		1,447,382		1,425,828		1,441,487
Investments:
Net investment income		147,443		145,708		118,471
Net realized gains (losses) on investments		2,240		(7,083)		(45,970)
Total investment revenues		149,683		138,625		72,501
Total all segments		1,597,065		1,564,453		1,513,988
Other income		410		168		30
Total revenues from continuing operations	$	1,597,475		1,564,621		1,514,018

Income From Continuing Operations, Before Federal Income Tax

Income from Continuing Operations, Before Federal Income Tax
Years ended December 31,
($ in thousands)		2011		2010		2009
Insurance Operations:
Commercial Lines underwriting	$	(59,428)		(1,668)		14,388
Personal Lines underwriting		(47,491)		(20,499)		(12,003)
Underwriting (loss) income, before federal income tax		(106,919)		(22,167)		2,385
GAAP combined ratio		107.4	%	101.6	%	99.8
Statutory combined ratio		106.7	%	101.6	%	100.5
Investments:
Net investment income	$	147,443		145,708		118,471
Net realized gains (losses) on investments		2,240		(7,083)		(45,970)
Total investment income, before federal income tax		149,683		138,625		72,501
Total all segments		42,764		116,458		74,886
Interest expense		(18,259)		(18,616)		(19,386)
General corporate and other expenses		(16,440)		(15,886)		(16,314)
Income from continuing operations, before federal income tax	$	8,065		81,956		39,186

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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.

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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.

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