XML 90 R74.htm IDEA: XBRL DOCUMENT
v3.20.4

Discontinued Operations (Schedule Of Estimated Timing Of Payments Of Liabilities) (Details) $ in Thousands | Dec. 31, 2020 USD ($)
--- | ---
Discontinued Operations [Abstract] |
2021 | $ 826
2022 | 300
Thereafter | 601
Estimated payments of liabilities related to discontinued operations | $ 1,727

X
- Definition Payment of liabilities, discounted operations, thereafter + References No definition available. + Details
Name: | che_PaymentOfLiabilitiesDiscountedOperationsThereafter
Namespace Prefix: | che_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Payment of liabilities, discounted operations, year one + References No definition available. + Details
Name: | che_PaymentOfLiabilitiesDiscountedOperationsYearOne
Namespace Prefix: | che_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Payment of liabilities, discounted operations, year two + References No definition available. + Details
Name: | che_PaymentOfLiabilitiesDiscountedOperationsYearTwo
Namespace Prefix: | che_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Total estimated timing of payments of liabilities related to discontinued operations. + References No definition available. + Details
Name: | che_TotalEstimatedTimingOfPaymentsOfLiabilitiesRelatedToDiscontinuedOperations
Namespace Prefix: | che_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration