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v3.20.2

Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Oct. 30, 2020 | Oct. 27, 2020 | May 19, 2020 | Sep. 30, 2020 | Sep. 30, 2020 | Sep. 30, 2019 | Dec. 31, 2019
Subsequent Event [Line Items] |  |  |  |  |  |  |
Dividends declared per common share, increase (in dollars per Share) |  |  | $ 0.05 |  |  |  |
Proceeds from divestitures and sale of other assets |  |  |  | $ 7,300 | $ 7,416 | $ 967 | $ 900
Subsequent Event |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Dividends declared per common share, increase (in dollars per Share) |  | $ 0.10 |  |  |  |  |
Proceeds from divestitures and sale of other assets | $ 500 |  |  |  |  |  |

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- Definition Common Stock, Dividends, Per Share, Declared, Increase Authorized + References No definition available. + Details
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Namespace Prefix: | csv_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

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- Definition The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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Balance Type: | debit
Period Type: | duration

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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |