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Business Combinations - Textual (Details) - Home Health and Hospice Segment [Member] $ in Millions	2 Months Ended	6 Months Ended
	Jun. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Jun. 01, 2018 location	Jan. 01, 2018 location
Camellia Healthcare [Member]
Business Acquisition [Line Items]
Business Acquisition, Goodwill, Expected Tax Deductible Amount | $	$ 97.0	$ 97.0
Hospice [Member] | Golden Age Hospice, Inc. [Member]
Business Acquisition [Line Items]
Number of Locations of an Acquired Entity | location				1
Hospice [Member] | Medical Services of America [Member]
Business Acquisition [Line Items]
Number of Locations of an Acquired Entity | location			1
Hospice [Member] | Golden Age and MSA [Member]
Business Acquisition [Line Items]
Business Acquisition, Goodwill, Expected Tax Deductible Amount | $	$ 5.1	$ 5.1
Noncompete agreements [Member] | Camellia Healthcare [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years
Noncompete agreements [Member] | Hospice [Member] | Golden Age and MSA [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		5 years
Trade name [Member] | Camellia Healthcare [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	1 year
Certificates of need [Member] | Camellia Healthcare [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years
Licenses [Member] | Camellia Healthcare [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years
Licenses [Member] | Hospice [Member] | Golden Age and MSA [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		10 years

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

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
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