v2.4.1.9

Summary of Assets by Segment (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
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ASSETS |  |  |  |
Total assets | $ 17,942,715us-gaap_Assets |  | $ 17,098,877us-gaap_Assets |
U.S. dialysis and related lab services |  |  |  |
ASSETS |  |  |  |
Total assets | 10,959,096us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = dva_USDialysisAndRelatedLabServicesMember |  | 10,248,993us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = dva_USDialysisAndRelatedLabServicesMember |
HealthCare Partners (HCP) |  |  |  |
ASSETS |  |  |  |
Total assets | 6,285,984us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = dva_HealthcarePartnersMember |  | 6,265,767us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = dva_HealthcarePartnersMember |
Other-Ancillary services and strategic initiatives |  |  |  |
ASSETS |  |  |  |
Total assets | $ 697,635us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | [1] | $ 584,117us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | [1]
[1] | Includes approximately $44,000 and $26,000 in 2014 and 2013, respectively, of net property and equipment related to the Company’s international operations.

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- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.18) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 18 -Article 5 + Details
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