Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (8.4)	$ 3.5
Other comprehensive loss, net of tax:
Derivative activity	(25.2)	(11.5)
Comprehensive loss	(33.6)	(8.0)
Less: Comprehensive income attributable to non-controlling interests	(19.1)	(23.6)
Comprehensive loss attributable to Surgery Partners, Inc.	$ (52.7)	$ (31.6)