SCHEDULE IV-REINSURANCE (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
SCHEDULE IV-REINSURANCE [Abstract]
Gross amount	$ 979,078	$ 1,065,663	$ 1,170,868
Ceded to other companies	38,101	34,918	50,924
Assumed from other companies	2,074	2,425	3,891
Net amount	$ 943,051	$ 1,033,170	$ 1,123,835
Percentage of amount assumed to net	0.20%	0.20%	0.30%