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Document and Entity Information - USD ($) shares in Millions, $ in Billions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2018 | Jan. 31, 2019 | Jun. 29, 2018
Document And Entity Information [Abstract] |  |  |
Document Type | 10-K |  |
Amendment Flag | false |  |
Document Period End Date | Dec. 31, 2018 |  |
Document Fiscal Year Focus | 2018 |  |
Document Fiscal Period Focus | FY |  |
Trading Symbol | DVA |  |
Entity Registrant Name | DAVITA INC. |  |
Entity Central Index Key | 0000927066 |  |
Current Fiscal Year End Date | --12-31 |  |
Entity Well-known Seasoned Issuer | Yes |  |
Entity Current Reporting Status | Yes |  |
Entity Voluntary Filer | No |  |
Entity Filer Category | Large Accelerated Filer |  |
Entity Small Business | false |  |
Entity Emerging Growth Company | false |  |
Entity Shell Company | false |  |
Entity Common Stock, Shares Outstanding |  | 166.4 |
Entity Public Float |  |  | $ 11.9

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- Definition A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation 12B -Number 240 -Section 12 -Subsection b-2 + Details
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- Definition Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument. + References No definition available. + Details
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- Definition State aggregate market value of voting and non-voting common equity held by non-affiliates computed by reference to price at which the common equity was last sold, or average bid and asked price of such common equity, as of the last business day of registrant's most recently completed second fiscal quarter. The public float should be reported on the cover page of the registrants form 10K. + References No definition available. + Details
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