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Segment Information - Reconciliation of gross margin to income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Reconciliation of total gross margin to income
Total adjusted gross margin	$ 177,956	$ 141,406	$ 489,791	$ 394,017
Less:
Selling, general and administrative	34,059	28,558	96,887	83,632
Depreciation and amortization	48,377	42,155	135,065	123,546
Long-lived and other asset impairment	2,509	2,922	9,478	8,383
Restructuring charges		592	0	1,554
Debt extinguishment loss	3,181		3,181
Interest expense	30,179	28,339	85,372	83,550
Transaction-related costs	9,220		11,002
Gain on sale of assets, net	(2,218)	(3,237)	(5,175)	(8,018)
Other expense (income), net	(304)	(235)	(37)	1,831
Income before income taxes	$ 52,953	$ 42,312	$ 154,018	$ 99,539

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity, excluding depreciation and amortization expense. Gross margin is a non-GAAP financial measure.

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