Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (3.9)	$ 8.1	$ (12.3)	$ 11.6
Other comprehensive income (loss), net of tax:
Derivative activity	7.3	(16.8)	(17.9)	(28.3)
Comprehensive income (loss)	3.4	(8.7)	(30.2)	(16.7)
Less: Comprehensive income attributable to non-controlling interests	(28.6)	(27.9)	(47.7)	(51.5)
Comprehensive loss attributable to Surgery Partners, Inc.	$ (25.2)	$ (36.6)	$ (77.9)	$ (68.2)