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Deposits CDs over $100,000 (Tables) | 12 Months Ended
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Mar. 31, 2013
CDs over $100,000 [Abstract] |
CDs over $100,000 [Table Text Block] | The following table represents the amount of certificates of deposit of $100,000 or more at March 31, 2013 maturing during the periods indicated:
$ in thousands |
Maturing: |
April 1, 2013 to June 30, 2013 | $ | 27,876 |
July 1, 2013 to September 30, 2013 | 9,476 |
October 1, 2013 to March 31, 2014 | 38,167 |
April 1, 2014 and beyond | 63,723 |
Total | $ | 139,242 |

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- Details
Name: | carv_CdsOver100000Abstract
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- Definition CDs over $100,000 [Table Text Block] + References No definition available. + Details
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Namespace Prefix: | carv_
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Period Type: | duration