CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Income Statement [Abstract]
Net service revenue	$ 537,144	$ 491,685
Other operating income	8,701	0
Cost of service, excluding depreciation and amortization	297,203	285,737
General and administrative expenses:
Salaries and benefits	115,825	101,566
Non-cash compensation	7,307	5,909
Other	49,106	49,265
Depreciation and amortization	7,555	5,338
Operating expenses	476,996	447,815
Operating income	68,849	43,870
Other income (expense):
Interest income	24	13
Interest expense	(2,072)	(3,231)
Equity in earnings from equity method investments	1,118	477
Miscellaneous, net	288	263
Total other expense, net	(642)	(2,478)
Income before income taxes	68,207	41,392
Income tax expense	(17,915)	(9,346)
Net income	50,292	32,046
Net income attributable to noncontrolling interests	(422)	(244)
Net income attributable to Amedisys, Inc.	$ 49,870	$ 31,802
Basic earnings per common share:
Net income attributable to Amedisys, Inc. common stockholders, basic (usd per share)	$ 1.52	$ 0.98
Weighted average shares outstanding, basic (shares)	32,780	32,331
Diluted earnings per common share:
Net income attributable to Amedisys, Inc. common stockholders, diluted (usd per share)	$ 1.50	$ 0.96
Weighted average shares outstanding, diluted (shares)	33,190	33,234