COMMITMENTS AND CONTINGENCIES - Narrative (Details) $ in Thousands									1 Months Ended	3 Months Ended			6 Months Ended		27 Months Ended
	Jan. 10, 2019 USD ($)	Jun. 27, 2016 patient	Jan. 18, 2016 USD ($) claim	Nov. 03, 2015 patient	May 21, 2015 patient	Jan. 30, 2015	Apr. 23, 2014	Jun. 06, 2011 beneficiary	Aug. 31, 2017 USD ($) claim	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2010 beneficiary	Mar. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)
Loss Contingencies [Line Items]
Other General and Administrative Expense										$ 48,408	$ 42,104		$ 91,810	$ 83,784
Patient accounts receivable										239,674			239,674				$ 188,972
Health insurance retention limit													1,300
Workers compensation insurance retention limit													1,000
Professional liability insurance retention limit													300
South Carolina | Hospice
Loss Contingencies [Line Items]
Number of beneficiaries | beneficiary															30
Indemnity receivable related to amounts withheld prior to August 2009										2,800			2,800
Indemnity receivable	$ 2,800																	$ 4,900
Other General and Administrative Expense	2,100
Indemnification amount	$ 2,800
South Carolina | Hospice | Extrapolated
Loss Contingencies [Line Items]
Number of beneficiaries | beneficiary								16
South Carolina | Hospice | Unfavorable
Loss Contingencies [Line Items]
Recovery amount of overpayment made to subsidiary			$ 3,700
Recovery amount of overpayment made to subsidiary including interest			$ 5,600
Number of claims submitted by subsidiary | claim			9
Recovery amount of over payment made to subsidiary including interest withheld										5,700			5,700
US Department of Justice | Hospice
Loss Contingencies [Line Items]
Loss contingency accrual										6,500			6,500			$ 1,000
Loss contingency accrual, period increase (decrease)										5,500
US Department of Justice | Massachusetts | Hospice
Loss Contingencies [Line Items]
Number of patients | patient					53
US Department of Justice | Morgantown, West Virginia | Hospice
Loss Contingencies [Line Items]
Number of patients | patient				66
US Department of Justice | Parkersburg, West Virginia | Hospice
Loss Contingencies [Line Items]
Number of patients | patient		68
Amedisys CIA
Loss Contingencies [Line Items]
Corporate integrity agreement term (years)							5 years
Compassionate Care Hospice CIA
Loss Contingencies [Line Items]
Corporate integrity agreement term (years)						5 years
Safeguard Zone Program Integrity Contractor | Florida
Loss Contingencies [Line Items]
Loss contingency accrual										17,400			17,400
Indemnity receivable										10,900			10,900
Indemnification amount										12,600			12,600
Safeguard Zone Program Integrity Contractor | Florida | Infinity HomeCare
Loss Contingencies [Line Items]
Indemnification amount									$ 12,600
Safeguard Zone Program Integrity Contractor | Florida | Home Health
Loss Contingencies [Line Items]
Florida ZPIC revenue reduction												$ 6,500
Safeguard Zone Program Integrity Contractor | Florida | Home Health | Minimum [Member]
Loss Contingencies [Line Items]
Recovery amount of overpayment made to subsidiary									6,500
Safeguard Zone Program Integrity Contractor | Florida | Home Health | Maximum [Member]
Loss Contingencies [Line Items]
Recovery amount of overpayment made to subsidiary									38,800	29,300			29,300
Safeguard Zone Program Integrity Contractor | Florida | Home Health | Infinity HomeCare
Loss Contingencies [Line Items]
Patient accounts receivable										1,500			1,500
Safeguard Zone Program Integrity Contractor | Lakeland, Florida | Home Health
Loss Contingencies [Line Items]
Recovery amount of overpayment made to subsidiary									$ 34,000	26,000			26,000
Number of claims submitted by subsidiary | claim									72
Actual claims payment									$ 200
Error rate (percent)									100.00%
Safeguard Zone Program Integrity Contractor | Clearwater, Florida | Home Health
Loss Contingencies [Line Items]
Recovery amount of overpayment made to subsidiary									$ 4,800	$ 3,300			$ 3,300
Number of claims submitted by subsidiary | claim									70
Actual claims payment									$ 200
Error rate (percent)									100.00%