Other Reinsurance (Tables)

12 Months Ended

Dec. 31, 2012

Reinsurance Disclosures [Abstract]

Earned Premiums Assumed From Other Insurance Companies [Table Text Block]

Earned Premiums assumed on long-duration and short-duration policies for the years ended December 31, 2012, 2011 and 2010 were:

DOLLARS IN MILLIONS	2012		2011		2010
Earned Premiums Assumed From:
Capitol	$	25.0	$	27.9	$	30.1
ORCC	8.2		9.0		9.6
Other	10.9		6.8		6.0
Total Earned Premiums Assumed	$	44.1	$	43.7	$	45.7