v2.4.1.9
Health Care Costs Payable - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Health Care Organizations [Abstract]  
Decrease in prior year estimates of health care costs payable $ (1,111)dva_IncreaseDecreaseInPriorYearEstimatesOfHealthCareCostsPayable