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Organization, Nature of Operations and Basis of Presentation - Schedule of Multi Clinic Acquisition (Details) - Clinic	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
January 2015 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Jan. 31, 2015
Percentage of interest acquired	60.00%
Number of Clinics	9
April 2015 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Apr. 30, 2015
Percentage of interest acquired	70.00%
Number of Clinics	3
June 2015 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Jun. 30, 2015
Percentage of interest acquired	70.00%
Number of Clinics	4
December 2015 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Dec. 31, 2015
Percentage of interest acquired	59.00%
Number of Clinics	4
April 2014 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Apr. 30, 2014	Apr. 30, 2014
Percentage of interest acquired		70.00%
Number of Clinics	13	13
August 2014 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Aug. 01, 2014	Aug. 01, 2014
Percentage of interest acquired		100.00%
Number of Clinics	3	3
February 2013 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Feb. 28, 2013		Feb. 28, 2013
Percentage of interest acquired			72.00%
Number of Clinics	9		9
April 2013 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Apr. 30, 2013		Apr. 30, 2013
Percentage of interest acquired			50.00%
Number of Clinics	5		5
May 2013 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	May 24, 2013		May 24, 2013
Percentage of interest acquired			80.00%
Number of Clinics	5		5
December 9, 2013 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Dec. 09, 2013		Dec. 09, 2013
Percentage of interest acquired			60.00%
Number of Clinics	12		12
December 13, 2013 Acquisition [Member]
Business Acquisition [Line Items]
Acquisition date	Dec. 13, 2013		Dec. 13, 2013
Percentage of interest acquired			90.00%
Number of Clinics	11		11

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463

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