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DISCONTINUED OPERATIONS - Additional Information (Details) | 1 Months Ended
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Aug. 31, 2013 Facility | Dec. 31, 2012 Facility
DISCONTINUED OPERATIONS [Abstract] |  |
Facilities previously closed | 1 | 1

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- Details
Name: | us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Facilities previously closed by the company. + References No definition available. + Details
Name: | usph_FacilitiesPreviouslyClosed
Namespace Prefix: | usph_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration