v2.4.1.9
Reconciliation of Changes in Contingent Earn-Out Obligations (Detail) (Dialysis businesses and other businesses, USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Dialysis businesses and other businesses
 
Disclosure - Reconciliation of Changes in Contingent Earn-Out Obligations (Detail) [Line Items]  
Beginning balance $ 39,129dva_BusinessAcquisitionContingentEarnOutFairValueDisclosure
/ us-gaap_BusinessAcquisitionAxis
= us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
Remeasurement of fair value for other contingent earn-outs (704)dva_BusinessCombinationContingentConsiderationAcquisitionsFairValueRemeasurementGainLoss
/ us-gaap_BusinessAcquisitionAxis
= us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
Ending balance $ 38,425dva_BusinessAcquisitionContingentEarnOutFairValueDisclosure
/ us-gaap_BusinessAcquisitionAxis
= us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember