INTANGIBLE ASSETS - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 184,833	$ 184,745
Accumulated Amortization	(140,777)	(134,502)
Net Carrying Amount	44,056	50,243
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	162,678	162,633
Accumulated Amortization	(119,089)	(113,033)
Net Carrying Amount	43,589	49,600
Trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	19,172	19,129
Accumulated Amortization	(18,859)	(18,754)
Net Carrying Amount	313	375
Technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,300	2,300
Accumulated Amortization	(2,146)	(2,032)
Net Carrying Amount	154	268
Licenses
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	683	683
Accumulated Amortization	(683)	(683)
Net Carrying Amount	$ 0	$ 0