Supplemental Data - Condensed Consolidating Statements of Comprehensive Income (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Condensed Financial Statements Captions [Line Items]
Net income	$ 327,157	$ 306,322	$ 516,644	$ 531,551
Other comprehensive loss	13,940	(49,260)	1,313	(26,792)
Total comprehensive income	341,097	257,062	517,957	504,759
Less: Comprehensive income attributable to noncontrolling interests	(53,606)	(39,046)	(93,804)	(85,589)
Comprehensive income attributable to DaVita Inc.	$ 287,491	$ 218,016	424,153	$ 419,170
Physician Groups
Condensed Financial Statements Captions [Line Items]
Net income			12,706
Other comprehensive loss			0
Total comprehensive income			12,706
Less: Comprehensive income attributable to noncontrolling interests			(1,255)
Comprehensive income attributable to DaVita Inc.			11,451
Unrestricted Subsidiaries
Condensed Financial Statements Captions [Line Items]
Net income			249
Other comprehensive loss			0
Total comprehensive income			249
Less: Comprehensive income attributable to noncontrolling interests			0
Comprehensive income attributable to DaVita Inc.			249
Company and Restricted Subsidiaries
Condensed Financial Statements Captions [Line Items]
Net income			503,689
Other comprehensive loss			1,313
Total comprehensive income			505,002
Less: Comprehensive income attributable to noncontrolling interests			(92,549)
Comprehensive income attributable to DaVita Inc.			$ 412,453