GOODWILL AND OTHER INTANGIBLE ASSETS - Goodwill Balance by Reportable Segment (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Goodwill [Line Items]
Goodwill	$ 343,991	$ 333,759	$ 296,541
Service Centers
Goodwill [Line Items]
Goodwill	270,865	269,106
Innovative Pumping Solutions
Goodwill [Line Items]
Goodwill	55,987	47,514
Supply Chain Services
Goodwill [Line Items]
Goodwill	$ 17,139	$ 17,139