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| 0001193125-12-039269-index.html | 2012-02-03 19:35:36 | |
| 0001193125-12-039269.txt | 2012-02-03 19:35:36 | |
 0001193125-12-039269-xbrl.zip | 35673 | 2012-02-03 19:35:36 |
| crvl-20111231.xml | 237069 | 2012-02-03 19:35:36 |
| crvl-20111231.xsd | 9694 | 2012-02-03 19:35:36 |
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| crvl-20111231_lab.xml | 89175 | 2012-02-03 19:35:36 |
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| d285792dex101.htm | 200703 | 2012-02-03 19:35:36 |
| d285792dex102.htm | 200577 | 2012-02-03 19:35:36 |
| d285792dex103.htm | 200563 | 2012-02-03 19:35:36 |
| d285792dex104.htm | 200631 | 2012-02-03 19:35:36 |
| d285792dex105.htm | 200788 | 2012-02-03 19:35:36 |
| d285792dex311.htm | 6456 | 2012-02-03 19:35:36 |
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| d285792dex321.htm | 4160 | 2012-02-03 19:35:36 |
| d285792dex322.htm | 4118 | 2012-02-03 19:35:36 |
| FilingSummary.xml | 7180 | 2012-02-03 19:35:36 |
| Financial_Report.xls | 211141 | 2012-02-03 19:35:36 |
| R1.htm | 26702 | 2012-02-03 19:35:36 |
| R10.htm | 7625 | 2012-02-03 19:35:36 |
| R11.htm | 19483 | 2012-02-03 19:35:36 |
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| R13.htm | 12962 | 2012-02-03 19:35:36 |
| R2.htm | 96766 | 2012-02-03 19:35:36 |
| R3.htm | 19230 | 2012-02-03 19:35:36 |
| R4.htm | 54927 | 2012-02-03 19:35:36 |
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| R6.htm | 27003 | 2012-02-03 19:35:36 |
| R7.htm | 104554 | 2012-02-03 19:35:36 |
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