v3.26.1
Related Party Transaction (Predecessor) - Schedule of Activities of USPH Class A Units and Subscription Notes Receivable (Details) - US Salt Parent Holdings LLC - USD ($)
$ in Millions
2 Months Ended 3 Months Ended 6 Months Ended
Feb. 26, 2026
Jun. 30, 2025
Jun. 30, 2025
USPH Class A Units      
Related Party Transaction [Line Items]      
Beginning Balance, Units 900 900 900
Beginning balance $ 1.0 $ 1.0 $ 1.0
Ending Balance, Units 900 900 900
Ending balance $ 1.0 $ 1.0 $ 1.0
Subscription Receivable      
Related Party Transaction [Line Items]      
Beginning balance 0.1 0.1 0.2
Repayment (0.1) 0.0 (0.1)
Ending balance $ 0.0 $ 0.1 $ 0.1