Reinsurance (Tables)

3 Months Ended

Mar. 31, 2012

Reinsurance Disclosures [Abstract]

Effect Of Reinsurance On Premiums Written And Earned

The following table summarizes the effect of reinsurance on premiums written and earned.

	Three Months Ended March 31,
(dollars in thousands)	2012						2011
	Written			Earned			Written			Earned
Direct	$	518,540		$	509,589		$	473,210		$	446,138
Assumed	130,078			83,842			117,573			81,450
Ceded	(67,452		)	(63,835		)	(71,771		)	(64,477		)
Net premiums	$	581,166		$	529,596		$	519,012		$	463,111