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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Schedule of Clinic Acquisition (Details) | 3 Months Ended
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Mar. 31, 2015 Clinic
April 2014 Acquisition [Member] |
Business Acquisition [Line Items] |
Acquisition date | Apr. 30, 2014
Percentage of interest acquired (in hundredths) | 70.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired / us-gaap_BusinessAcquisitionAxis = usph_AprilTwoThousandFourteenAcquisitionMember
Number of Clinics | 13 us-gaap_NumberOfBusinessesAcquired / us-gaap_BusinessAcquisitionAxis = usph_AprilTwoThousandFourteenAcquisitionMember
August 2014 Acquisition [Member] |
Business Acquisition [Line Items] |
Acquisition date | Aug. 01, 2014
Percentage of interest acquired (in hundredths) | 100.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired / us-gaap_BusinessAcquisitionAxis = usph_AugustTwoThousandFourteenAcqusitionMember
Number of Clinics | 3 us-gaap_NumberOfBusinessesAcquired / us-gaap_BusinessAcquisitionAxis = usph_AugustTwoThousandFourteenAcqusitionMember
January 2015 Acquisition [Member] |
Business Acquisition [Line Items] |
Acquisition date | Jan. 31, 2015
Percentage of interest acquired (in hundredths) | 60.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired / us-gaap_BusinessAcquisitionAxis = usph_JanuaryTwoThousandFifteenAcquisitionMember
Number of Clinics | 9 us-gaap_NumberOfBusinessesAcquired / us-gaap_BusinessAcquisitionAxis = usph_JanuaryTwoThousandFifteenAcquisitionMember

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- Definition Date when the business acquisition agreement was executed, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. + References 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=25497992&loc=d3e1392-128463 + Details
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