Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-11-027286-index-headers.html | 2011-05-09 15:26:26 | |
| 0001104659-11-027286-index.html | 2011-05-09 15:26:26 | |
| 0001104659-11-027286.txt | 2011-05-09 15:26:26 | |
 0001104659-11-027286-xbrl.zip | 89075 | 2011-05-09 15:26:26 |
| a11-9421_110q.htm | 2549744 | 2011-05-09 15:26:26 |
| a11-9421_1ex10d1.htm | 29400 | 2011-05-09 15:26:26 |
| a11-9421_1ex15.htm | 5361 | 2011-05-09 15:26:26 |
| a11-9421_1ex31d1.htm | 13467 | 2011-05-09 15:26:26 |
| a11-9421_1ex31d2.htm | 13505 | 2011-05-09 15:26:26 |
| a11-9421_1ex32d1.htm | 8206 | 2011-05-09 15:26:26 |
| a11-9421_1ex32d2.htm | 8304 | 2011-05-09 15:26:26 |
| acgl-20110331.xml | 995962 | 2011-05-09 15:26:26 |
| acgl-20110331.xsd | 29828 | 2011-05-09 15:26:26 |
| acgl-20110331_cal.xml | 64181 | 2011-05-09 15:26:26 |
| acgl-20110331_def.xml | 19966 | 2011-05-09 15:26:26 |
| acgl-20110331_lab.xml | 227767 | 2011-05-09 15:26:26 |
| acgl-20110331_pre.xml | 161463 | 2011-05-09 15:26:26 |
| defnref.xml | 35287 | 2011-05-09 15:26:26 |
| FilingSummary.xml | 16940 | 2011-05-09 15:26:26 |
| Financial_Report.xls | 875779 | 2011-05-09 15:26:26 |
 g94211koi001.jpg | 2165 | 2011-05-09 15:26:26 |
| R1.xml | 38168 | 2011-05-09 15:26:26 |
| R10.xml | 17692 | 2011-05-09 15:26:26 |
| R11.xml | 19417 | 2011-05-09 15:26:26 |
| R12.xml | 258016 | 2011-05-09 15:26:26 |
| R13.xml | 34489 | 2011-05-09 15:26:26 |
| R14.xml | 344580 | 2011-05-09 15:26:26 |
| R15.xml | 163325 | 2011-05-09 15:26:26 |
| R16.xml | 56353 | 2011-05-09 15:26:26 |
| R17.xml | 31832 | 2011-05-09 15:26:26 |
| R18.xml | 7375 | 2011-05-09 15:26:26 |
| R19.xml | 17876 | 2011-05-09 15:26:26 |
| R2.xml | 124354 | 2011-05-09 15:26:26 |
| R20.xml | 31890 | 2011-05-09 15:26:26 |
| R3.xml | 88529 | 2011-05-09 15:26:26 |
| R4.xml | 39855 | 2011-05-09 15:26:26 |
| R5.xml | 166137 | 2011-05-09 15:26:26 |
| R6.xml | 32407 | 2011-05-09 15:26:26 |
| R7.xml | 115571 | 2011-05-09 15:26:26 |
| R8.xml | 11851 | 2011-05-09 15:26:26 |
| R9.xml | 9683 | 2011-05-09 15:26:26 |