Related Party Transactions (Tables)

12 Months Ended

Dec. 31, 2012

Related Party Transactions Abstract

Schedule of Related Party Transactions, Activity [Table Text Block]

(U.S. dollars in thousands)	2012		2011		2010
Reported net premiums written	$	61,146	$	66,489	$	71,077
Net losses incurred	$	37,664	$	34,720	$	33,098
Reported acquisition costs	$	24,014	$	25,635	$	32,790