Basis of Presentation Basis of Presentation - Table 3 (Details)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Health Care Organization, Receivable and Revenue Disclosures [Line Items]
Medicare	74.90%	75.20%
Medicaid	2.60%	1.30%
Workers’ compensation	0.90%	1.30%
Managed care and other discount plans, including Medicare Advantage	18.20%	18.10%
Other third-party payors	1.50%	1.60%
Patients	0.70%	1.00%
Other income	1.20%	1.50%
Total	100.00%	100.00%
Home Health and Hospice [Member]
Health Care Organization, Receivable and Revenue Disclosures [Line Items]
Medicare	83.80%	96.20%
Medicaid	5.60%	0.00%
Workers’ compensation	0.00%	0.40%
Managed care and other discount plans, including Medicare Advantage	10.40%	2.00%
Other third-party payors	0.10%	1.40%
Patients	0.10%	0.00%
Total	100.00%	100.00%