Summary Of Significant Accounting Policies (Schedule of movement in Goodwill) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Business Combination Segment Allocation [Line Items]
Beginning balance	$ 510,570	$ 476,887
Business combinations	66,726	33,810
Foreign currency adjustments	71	(127)
Ending balance	577,367	510,570
VITAS [Member]
Business Combination Segment Allocation [Line Items]
Beginning balance	333,331	328,301
Business combinations		5,030
Foreign currency adjustments
Ending balance	333,331	333,331
Roto-Rooter [Member]
Business Combination Segment Allocation [Line Items]
Beginning balance	177,239	148,586
Business combinations	66,726	28,780
Foreign currency adjustments	71	(127)
Ending balance	$ 244,036	$ 177,239

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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