Reserve For Losses, LAE And Future Policy Benefit Reserve (Tables)

12 Months Ended

Dec. 31, 2014

Reserve For Losses LAE And Future Policy Benefit Reserve [Abstract]

Summary Of Activity In The Reserve For Losses And LAE

	At December 31,
(Dollars in thousands)	2014			2013			2012
Gross reserves at January 1	$	9,673,240		$	10,069,055		$	10,123,215
Less reinsurance recoverables		(473,866	)		(602,750	)		(580,998	)
Net reserves at January 1		9,199,374			9,466,305			9,542,217
Incurred related to:
Current year		2,946,396			2,818,490			2,748,925
Prior years		(39,862	)		(18,239	)		(3,660	)
Total incurred losses and LAE		2,906,534			2,800,251			2,745,265
Paid related to:
Current year		761,788			664,719			633,894
Prior years		2,089,734			2,353,817			2,220,202
Total paid losses and LAE		2,851,522			3,018,536			2,854,096
Foreign exchange/translation adjustment		(160,655	)		(48,646	)		32,919
Net reserves at December 31		9,093,731			9,199,374			9,466,305
Plus reinsurance recoverables		627,082			473,866			602,750
Gross reserves at December 31	$	9,720,813		$	9,673,240		$	10,069,055

Summary Of Incurred Losses With Respect To A&E Reserve On Both Gross And Net Of Reinsurance Basis

	At December 31,
(Dollars in thousands)	2014			2013			2012
Gross basis:
Beginning of period reserves	$	402,461		$	442,821		$	499,911
Incurred losses		142,233			5,599			132
Paid losses		(68,489	)		(45,959	)		(57,222	)
End of period reserves	$	476,205		$	402,461		$	442,821
Net basis:
Beginning of period reserves	$	386,677		$	425,691		$	480,160
Incurred losses		137,769			5,400			124
Paid losses		(66,235	)		(44,414	)		(54,593	)
End of period reserves	$	458,211		$	386,677		$	425,691

Summary Of Activity In The Reserve For Future Policy Benefits

	At December 31,
(Dollars in thousands)	2014			2013			2012
Balance at beginning of year	$	59,512		$	66,107		$	67,187
Liabilities assumed		250			103			126
Adjustments to reserves		4,724			(3,066	)		2,365
Benefits paid in the current year		(4,667	)		(3,632	)		(3,571	)
Balance at end of year	$	59,820		$	59,512		$	66,107
(Some amounts may not reconcile due to rounding.)