v2.4.1.9

Summary of Assets by Segment (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014		Dec. 31, 2013
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.

X

- 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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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

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Period Type:	duration

X

- Details

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Namespace Prefix:
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X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type: