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| 0000021175-16-000181-index.html | 2016-05-03 10:58:59 | |
| 0000021175-16-000181.txt | 2016-05-03 10:58:59 | |
 0000021175-16-000181-xbrl.zip | 248700 | 2016-05-03 10:58:59 |
| cna-20160331.xml | 3854153 | 2016-05-03 10:58:59 |
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| cna-20160331_cal.xml | 112561 | 2016-05-03 10:58:59 |
| cna-20160331_def.xml | 216213 | 2016-05-03 10:58:59 |
| cna-20160331_lab.xml | 636656 | 2016-05-03 10:58:59 |
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| cna2016q1.htm | 1919516 | 2016-05-03 10:58:59 |
| cnaex311033116.htm | 14637 | 2016-05-03 10:58:59 |
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| FilingSummary.xml | 34116 | 2016-05-03 10:58:59 |
| Financial_Report.xlsx | 77716 | 2016-05-03 10:58:59 |
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| report.css | 2767 | 2016-05-03 10:58:59 |
| Show.js | 1410 | 2016-05-03 10:58:59 |