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Effects of Changes in DaVita Inc's Ownership Interest on Company's Equity (Detail) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                      
Net income attributable to DaVita Inc. $ 157,726 $ 571,332 $ 53,382 $ 97,434 $ (6,000) $ 215,872 $ 170,477 $ (110,617) $ 879,874 $ 269,732 $ 723,114
Net transfer to noncontrolling interests                 (13,105) (55,826) (5,002)
Change from net income attributable to DaVita Inc. and transfers to noncontrolling interests                 866,769 213,906 718,112
Additional paid-in capital                      
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]                      
Increase in paid-in capital for sales of noncontrolling interest                     355
Decrease in paid-in capital for the purchase of noncontrolling interests                 $ (13,105) $ (55,826) $ (5,357)