BUSINESS SEGMENT AND ENTITY WIDE DISCLOSURES - Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Segment information:
Selling, general and administrative expenses	$ 42,499	$ 40,085
Depreciation and amortization	35,623	30,004
Capital expenditures	32,270	52,778
Assets	1,345,919	1,297,233	$ 1,386,489
Cash and cash equivalents	326,724		$ 325,975
Operating segments
Segment information:
Selling, general and administrative expenses	36,714	35,684
Depreciation and amortization	35,604	29,985
Capital expenditures	30,944	51,682
Assets	948,924	977,225
Operating segments | Technical Services
Segment information:
Selling, general and administrative expenses	32,329	31,476
Depreciation and amortization	32,263	27,170
Capital expenditures	22,543	43,869
Assets	862,481	897,462
Operating segments | Support Services
Segment information:
Selling, general and administrative expenses	4,385	4,208
Depreciation and amortization	3,341	2,815
Capital expenditures	8,401	7,813
Assets	86,443	79,763
Unallocated
Segment information:
Selling, general and administrative expenses	5,785	4,401
Depreciation and amortization	19	19
Capital expenditures	1,326	1,096
Assets	396,995	320,008
Cash and cash equivalents	$ 326,700	$ 212,200