Commitments and Contingencies (Details)			1 Months Ended	6 Months Ended
	Jul. 16, 2014 plaintiff	May. 07, 2014 claim	Aug. 07, 2015 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 18, 2014 USD ($)
Long-term Purchase Commitment [Line Items]
Potential earn-out payment				$ 5,600,000
Contingent consideration				3,100,000	$ 3,200,000
Number of claims dismissed | claim		4
California Wildfire [Member]
Long-term Purchase Commitment [Line Items]
Loss recorded in connection with event				$ 0
Jorge Duran vs. VCA Animal Hospitals [Member]
Long-term Purchase Commitment [Line Items]
Total number of claims | claim		8
Kimba Bradsbery and Cheri Brakensiek vs. Vicar Operating, Inc. [Member]
Long-term Purchase Commitment [Line Items]
Number of plaintiffs | plaintiff	2
Carlos Lopez versus Logistics Delivery Solutions, LLC [Member]
Long-term Purchase Commitment [Line Items]
Settlement agreement, maximum amount						$ 1,250,000
Accrued amount of settlement, percentage				50.00%
Subsequent Event [Member] | California Wildfire [Member]
Long-term Purchase Commitment [Line Items]
Insurance payment received			$ 6,000,000
Insurance settlement proceeds			$ 26,000,000