Total revenue reported by the acquired entity for its previous full fiscal year before the business acquisition.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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- Definition

The number of businesses acquired by the entity during the period.

+ References

No definition available.

+ Details

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

+ Details

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- Definition

The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

+ Details

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Period Type:	duration

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 08
-Paragraph f
-Article 4

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

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- Details

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Subsequent Events - Narrative (Details) $ in Thousands	1 Months Ended	2 Months Ended	12 Months Ended
Subsequent Events - Narrative (Details) $ in Thousands	Feb. 26, 2016 USD ($)	Feb. 26, 2016 USD ($) Hospital	Dec. 31, 2015 USD ($) Hospital	Dec. 31, 2014 USD ($) Hospital	Dec. 31, 2013 USD ($) Hospital
Subsequent Event [Line Items]
Proceeds from lines of credit to fund acquisition			$ 97,000	$ 135,000	$ 0
Animal Hospital [Member]
Subsequent Event [Line Items]
Number of hospitals acquired \| Hospital			55	47	20
Subsequent Event [Member] \| Revolving line of credit [Member]
Subsequent Event [Line Items]
Proceeds from lines of credit to fund acquisition	$ 50,000
Subsequent Event [Member] \| Animal Hospital [Member]
Subsequent Event [Line Items]
Number of hospitals acquired \| Hospital		16
Payments to acquire business, in US dollars		$ 109,300
Revenues acquired in acquisition		62,800
Purchase price of real estate		$ 8,400