XML 54 R30.htm IDEA: XBRL DOCUMENT v2.4.0.8
Schedule IV - Supplementary Reinsurance Information
 12 Months Ended
Dec. 31, 2013
Supplemental Schedule of Reinsurance Premiums for Insurance Companies [Abstract]  
Supplemental Schedule of Reinsurance Premiums for Insurance Companies [Text Block]
Schedule IV
ALLIED WORLD ASSURANCE COMPANY HOLDINGS, AG
SUPPLEMENTARY REINSURANCE INFORMATION
(Expressed in thousands of United States dollars)
Property and Casualty:
(a)
Gross

(b)
Ceded to
Other
Companies

(c)
Assumed from
Other
Companies

(d)
Net
Amount
(a) - (b) +
(c)

Percentage of
Amount Assumed
to Net
(c) / (d)
Year Ended December 31, 2013
$
1,804,910

 
$
618,183

 
$
933,754


$
2,120,481


44%
Year Ended December 31, 2012
$
1,569,021

 
$
491,448

 
$
760,250


$
1,837,823


41%
Year Ended December 31, 2011
$
1,369,017

 
$
405,755

 
$
570,504


$
1,533,766


37%