Goodwill and Other Indefinite-Lived Intangible Assets Indefinite-lived intangble assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Indefinite-lived Intangible Assets [Line Items]
Other indefinite-lived intangibles	$ 19,586	$ 18,646
Home Health and Hospice Services | Trade name
Indefinite-lived Intangible Assets [Line Items]
Other indefinite-lived intangibles	1,146	1,915
Home Health and Hospice Services | Medicare and Medicaid licenses
Indefinite-lived Intangible Assets [Line Items]
Other indefinite-lived intangibles	18,440	$ 16,731
Indefinite-lived Intangible Assets Acquired	1,709
Trade name | Medicare and Medicaid licenses
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived Intangible Assets Acquired	31
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Trade name | Urgent Care Centers [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived Intangible Assets Acquired	$ 800