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Reconciliations between our Effective Tax Rate from Continuing Operations and U.S Federal Income Tax Rate (Detail)
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12 Months Ended | ||
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Income Tax Disclosure [Abstract] | |||
| Federal income tax rate | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate |
| State income taxes, net of federal benefit | 3.50%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes | 3.80%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes | 4.00%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes |
| International rate differential | (0.20%)us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential | 0.10%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential | |
| Changes in deferred tax valuation allowances | 0.60%us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance | 0.30%us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance | |
| Contingent earn-out adjustments | (2.60%)dva_EffectiveIncomeTaxRateReconciliationContingentEarnOutAdjustments | ||
| Other | (0.80%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments | 1.40%us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments | 1.10%us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments |
| Impact of noncontrolling interests primarily attributable to non-tax paying entities | (4.00%)us-gaap_EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense | (4.10%)us-gaap_EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense | (4.20%)us-gaap_EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense |
| Effective tax rate | 34.10%us-gaap_EffectiveIncomeTaxRateContinuingOperations | 33.90%us-gaap_EffectiveIncomeTaxRateContinuingOperations | 35.90%us-gaap_EffectiveIncomeTaxRateContinuingOperations |
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- Definition
Percentage of tax rate applicable to contingent earn-out adjustment. No definition available.
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- Definition
Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to noncontrolling interest income (loss) exempt from income taxes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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