GOODWILL AND INTANGIBLES- Narrative (Details) $ in Thousands	Jan. 01, 2025 unit	Sep. 30, 2025 USD ($)	Jun. 30, 2025 USD ($)
Goodwill [Line Items]
Number of reporting units | unit	8
Amortization expense for the remainder of 2026		$ 29,500
Amortization expense for 2027		37,000
Amortization expense for 2028		34,600
Amortization expense for 2029		32,500
Amortization expense for 2030		30,500
Amortization expense for 2031		28,400
Service Center
Goodwill [Line Items]
Accumulated goodwill impairment losses		64,794	$ 64,794
Engineered Solutions
Goodwill [Line Items]
Accumulated goodwill impairment losses		$ 167,605	$ 167,605