v2.4.1.9
Amortizable Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Finite Lived Intangible Assets [Line Items]    
Customer relationships $ 1,575,865us-gaap_FiniteLivedCustomerRelationshipsGross $ 1,503,426us-gaap_FiniteLivedCustomerRelationshipsGross
Trade names 171,168us-gaap_FiniteLivedTradeNamesGross 170,994us-gaap_FiniteLivedTradeNamesGross
Provider network and practice management tools 183,688dva_ProviderNetworkAndPracticeManagementToolsGross 184,558dva_ProviderNetworkAndPracticeManagementToolsGross
Noncompetition and other agreements 506,867us-gaap_FiniteLivedNoncompeteAgreementsGross 495,475us-gaap_FiniteLivedNoncompeteAgreementsGross
Deferred debt financing costs 101,001us-gaap_DeferredFinanceCostsGross 121,872us-gaap_DeferredFinanceCostsGross
Indefinite-lived assets 24,818us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill 22,932us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
Intangible Assets, Gross (Excluding Goodwill), Total 2,571,389us-gaap_IntangibleAssetsGrossExcludingGoodwill 2,508,146us-gaap_IntangibleAssetsGrossExcludingGoodwill
Less accumulated amortization (621,891)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization (483,773)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Total intangible assets 1,949,498us-gaap_IntangibleAssetsNetExcludingGoodwill 2,024,373us-gaap_IntangibleAssetsNetExcludingGoodwill
Lease Agreements    
Finite Lived Intangible Assets [Line Items]    
Lease agreements $ 7,982us-gaap_OtherFiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LeaseAgreementsMember
$ 8,889us-gaap_OtherFiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LeaseAgreementsMember