Equity Method Investment, Additional Ownership Percentage

No definition available.

Name:	ehc_EquityMethodInvestmentAdditionalOwnershipPercentage
Namespace Prefix:	ehc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of Beds Acquired

+ References

No definition available.

+ Details

Name:	ehc_NumberOfBedsAcquired
Namespace Prefix:	ehc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of locations acquired as part of a facility acquisition.

+ References

No definition available.

+ Details

Name:	ehc_NumberofLocationsofanAcquiredEntity
Namespace Prefix:	ehc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_BusinessAcquisitionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

+ Details

Name:	us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

+ Details

Name:	us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585

+ Details

Name:	us-gaap_PaymentsToAcquireBusinessesGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585

+ Details

Name:	us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=ehc_HomeHealthandHospiceSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ehc_FrontierHomeHealthAndHospiceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ehc_HeartOfTheRockiesHomeHealthMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_CorporateJointVentureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ehc_HospiceOfSouthwestMontanaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsegmentsAxis=ehc_HomehealthMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsegmentsAxis=ehc_HospiceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=ehc_InpatientRehabilitationSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ehc_ShannonMedicalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ehc_HeritageValleyHealthSystemIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ehc_ShannonMedicalAndHeritageValleyHealthSystemMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Business Combinations - Textual (Details)	3 Months Ended		6 Months Ended
Business Combinations - Textual (Details)	Jun. 30, 2021 USD ($) bed	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($) bed	Jun. 30, 2020 USD ($)	Jun. 01, 2021 location	Apr. 30, 2021 bed
Business Acquisition [Line Items]
Acquisitions of businesses, net of cash acquired			$ 97,700,000	$ 1,100,000
Home Health and Hospice
Business Acquisition [Line Items]
Payments to acquire businesses, gross			4,000,000
Home Health and Hospice \| Frontier Home Health and Hospice
Business Acquisition [Line Items]
Acquisitions of businesses, net of cash acquired	$ 97,700,000	$ 0	$ 97,700,000	1,100,000
Home Health and Hospice \| Heart of the Rockies Home Health \| Corporate Joint Venture
Business Acquisition [Line Items]
Equity method investment, ownership percentage					50.00%
Home Health and Hospice \| Hospice of Southwest Montana \| Corporate Joint Venture
Business Acquisition [Line Items]
Equity method investment, ownership percentage					90.00%
Equity method investment, additional ownership percentage					40.00%
Home Health and Hospice \| Home health \| Frontier Home Health and Hospice
Business Acquisition [Line Items]
Number of locations \| location					9
Home Health and Hospice \| Hospice \| Frontier Home Health and Hospice
Business Acquisition [Line Items]
Number of locations \| location					11
Inpatient Rehabilitation Segment \| Shannon Medical \| Corporate Joint Venture
Business Acquisition [Line Items]
Business acquisition percentage of voting interests acquired						51.00%
Number of beds acquired \| bed						14
Inpatient Rehabilitation Segment \| Heritage Valley Health System, Inc \| Corporate Joint Venture
Business Acquisition [Line Items]
Business acquisition percentage of voting interests acquired	75.00%		75.00%
Number of beds acquired \| bed	16		16
Acquisitions of businesses, net of cash acquired			$ 1,100,000
Inpatient Rehabilitation Segment \| Shannon Medical And Heritage Valley Health System
Business Acquisition [Line Items]
Acquisitions of businesses, net of cash acquired	$ 1,100,000	$ 0	1,100,000	$ 0
Goodwill expected to be tax-deductible amount	$ 0		$ 0