Supplemental Data - Condensed Consolidating Statements of Income (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Condensed Income Statements Captions [Line Items]
Dialysis and related lab patient service revenues	$ 2,781,169	$ 2,670,701	$ 8,150,386	$ 7,980,178
Provision for uncollectible accounts	(3,977)	(11,977)	(19,689)	(35,838)
Net dialysis and related lab patient service revenues	2,777,192	2,658,724	8,130,697	7,944,340
Other revenues	126,886	188,606	359,198	639,387
Total revenues	2,904,078	2,847,330	8,489,895	8,583,727
Operating expenses	2,525,742	2,558,292	7,309,166	7,445,811
Operating income	378,336	289,038	1,180,729	1,137,916
Debt expense	(109,831)	(125,927)	(385,176)	(359,135)
Other income	5,280	4,007	17,863	10,583
Income tax expense	65,254	52,047	197,938	206,652
Net income from continuing operations	208,531	115,071	615,478	582,712
Net (loss) income from discontinued operations, net of tax	(6,843)	(211,739)	102,854	(147,829)
Net income (loss)	201,688	(96,668)	718,332	434,883
Less: Net income attributable to noncontrolling interests	(58,418)	(40,128)	(152,222)	(125,717)
Net income (loss) attributable to DaVita Inc.	$ 143,270	$ (136,796)	566,110	$ 309,166
Physician Groups
Condensed Income Statements Captions [Line Items]
Dialysis and related lab patient service revenues			0
Provision for uncollectible accounts			0
Net dialysis and related lab patient service revenues			0
Other revenues			0
Total revenues			0
Operating expenses			0
Operating income			0
Debt expense			0
Other income			0
Income tax expense			0
Net income from continuing operations			0
Net (loss) income from discontinued operations, net of tax			12,706
Net income (loss)			12,706
Less: Net income attributable to noncontrolling interests			(1,255)
Net income (loss) attributable to DaVita Inc.			11,451
Unrestricted Subsidiaries
Condensed Income Statements Captions [Line Items]
Dialysis and related lab patient service revenues			0
Provision for uncollectible accounts			0
Net dialysis and related lab patient service revenues			0
Other revenues			0
Total revenues			0
Operating expenses			0
Operating income			0
Debt expense			0
Other income			0
Income tax expense			0
Net income from continuing operations			0
Net (loss) income from discontinued operations, net of tax			249
Net income (loss)			249
Less: Net income attributable to noncontrolling interests			0
Net income (loss) attributable to DaVita Inc.			249
Company and Restricted Subsidiaries
Condensed Income Statements Captions [Line Items]
Dialysis and related lab patient service revenues			8,150,386
Provision for uncollectible accounts			(19,689)
Net dialysis and related lab patient service revenues			8,130,697
Other revenues			359,198
Total revenues			8,489,895
Operating expenses			7,309,166
Operating income			1,180,729
Debt expense			(385,176)
Other income			17,863
Income tax expense			197,938
Net income from continuing operations			615,478
Net (loss) income from discontinued operations, net of tax			89,899
Net income (loss)			705,377
Less: Net income attributable to noncontrolling interests			(150,967)
Net income (loss) attributable to DaVita Inc.			$ 554,410