DERIVATIVE INSTRUMENTS (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Jul. 31, 2022	Mar. 31, 2023	Mar. 31, 2022	Jun. 30, 2022
Derivative Instrument, Consolidated Statements of Comprehensive Income [Abstract]
Net income		$ 11,427	$ 11,982
Other comprehensive loss [Abstract]
Unrealized loss on cash flow hedge		(1,817)	0
Tax effect at statutory rate (federal and state)		464	0
Comprehensive income		10,074	11,982
Comprehensive income attributable to non-controlling interest		(4,017)	(3,183)
Comprehensive income attributable to USPH shareholders		$ 6,057	8,799
Interest Rate Swap [Member]
Derivative Instruments [Abstract]
Notional value				$ 150,000
Debt instrument, maturity date		Jun. 30, 2027
Interest Rate Swap [Member] | Other Current Assets [Member]
Carrying and Fair Value of Interest Rate Derivatives [Abstract]
Interest rate swap		$ 2,614	0
Interest Rate Swap [Member] | Other Assets [Member]
Carrying and Fair Value of Interest Rate Derivatives [Abstract]
Interest rate swap		$ 947	$ 0
Interest Rate Swap [Member] | SOFR [Member]
Derivative Instruments [Abstract]
Term of variable rate	1 month
Debt instrument, fixed rate of interest	2.815%