v3.26.1
GOODWILL AND OTHER INTANGIBLE ASSETS - Changes in the Carrying Amounts of Goodwill (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Goodwill    
Adjustments to goodwill $ 0  
Goodwill    
Balance at the beginning of the period 48,485  
Additions   $ 30,300
Balance at the end of the period 48,485 48,485
Water Infrastructure    
Goodwill    
Balance at the beginning of the period 47,047  
Balance at the end of the period 47,047 47,047
Water Services    
Goodwill    
Balance at the beginning of the period 1,438  
Balance at the end of the period $ 1,438 $ 1,438