Goodwill and Intangibles - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Indefinite-lived Intangible Assets [Line Items]
Other intangible impairment charge	$ 197	$ 345	$ 7,534	$ 1,123
Disposal of goodwill and intangible assets	1,500		1,500
Intangible assets, net carrying amount	304,517		304,517		$ 297,379
Home health services
Indefinite-lived Intangible Assets [Line Items]
Other intangible impairment charge	197	345	7,263	636
Intangible assets, net carrying amount	219,270		219,270		215,382
Hospice services
Indefinite-lived Intangible Assets [Line Items]
Other intangible impairment charge	0	0	271	0
Intangible assets, net carrying amount	40,004		40,004		37,010
Home and community-based services
Indefinite-lived Intangible Assets [Line Items]
Other intangible impairment charge	0	0	0	0
Intangible assets, net carrying amount	24,098		24,098		23,948
Facility-based services
Indefinite-lived Intangible Assets [Line Items]
Other intangible impairment charge	0	0	0	487
Intangible assets, net carrying amount	5,319		5,319		4,147
HCI reporting unit
Indefinite-lived Intangible Assets [Line Items]
Other intangible impairment charge	0	$ 0	0	$ 0
Intangible assets, net carrying amount	$ 15,826		15,826		$ 16,892
Certificates of need/licenses
Indefinite-lived Intangible Assets [Line Items]
Other intangible impairment charge			$ 6,000
Trade Names
Indefinite-lived Intangible Assets [Line Items]
Estimated useful life			8 years 1 month 6 days		8 years 9 months 18 days
Customer relationships
Indefinite-lived Intangible Assets [Line Items]
Estimated useful life			18 years 4 months 24 days		19 years 3 months 18 days
Non-compete agreements
Indefinite-lived Intangible Assets [Line Items]
Estimated useful life			3 years		2 years 9 months 18 days