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Noncontrolling Interests Subject to Put Provisions and Other Commitments - Additional Information (Detail) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Schedule of Joint ventures to dissolve |  | Certain consolidated joint ventures are originally contractually scheduled to dissolve after terms ranging from 10 to 50 years. |  |
DaVita Medical Group (DMG) |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Required minimum cash balance |  | $ 60,796 |  |
Epogen |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Long term purchase commitment, expiration date |  | Dec. 31, 2018 |  |
Epogen | Subsequent Event |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Long term purchase commitment, period | 6 years |  |  |
Long term purchase commitment, expiration date | Dec. 31, 2022 |  |  |
Dialysis Equipment, Parts and Supplies |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Long-term purchase commitment, time period |  | In 2010, the Company entered into an agreement with Fresenius Medical Care (FMC) which committed the Company to purchase a certain amount of dialysis equipment, parts and supplies from FMC through 2013. This agreement has been subsequently extended through December 31, 2017. |  |
Long term purchase commitment, expiration year |  | 2013 |  |
Purchase commitment, purchase during the period |  | $ 164,766 | $ 154,566 | $ 154,266
Dialysis Equipment, Parts and Supplies | Extended Expiration |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Long term purchase commitment, expiration month |  | 2016-02 |  |
Hemodialysis Products, Supplies and Equipment |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Long-term purchase commitment, time period |  | In 2014, the Company entered into an agreement with Baxter Healthcare (Baxter) which committed the Company to purchase a certain amount of its hemodialysis non-equipment product supplies, such as dialyzers, at fixed prices through 2018 |  |
Long term purchase commitment, expiration year |  | 2018 |  |
Purchase commitment, purchase during the period |  | $ 162,109 | $ 112,931 | $ 112,645
Minimum |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Scheduled dissolution term of joint ventures |  | 10 years |  |
Minimum | Epogen | Subsequent Event |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Long-term purchase commitment, percentage of quantity required | 90.00% |  |  |
Maximum |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Scheduled dissolution term of joint ventures |  | 50 years |  |
Commitments to provide operating capital |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |
Other potential commitments to provide operating capital to several dialysis centers |  | $ 1,500 |  |

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- Definition Describes the nature of an unconditional purchase obligation that is not recognized as a liability on the balance sheet. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=73718637&loc=d3e25336-109308 + Details
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