UNAUDITED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Revenues	$ 411,627	$ 352,735	$ 1,129,797	$ 904,975
Operating expenses:
Cost of operations	267,117	226,303	741,695	592,865
General and administration	47,030	41,177	138,547	112,721
Depreciation and amortization	59,174	47,736	168,549	116,095
Southbridge Landfill closure charge	8,477	70	8,477	276
Expense from acquisition activities	5,450	3,261	18,297	9,801
Legal settlement	0	0	0	6,150
Total operating expenses	387,248	318,547	1,075,565	837,908
Operating income	24,379	34,188	54,232	67,067
Other expense (income):
Interest income	(1,380)	(5,525)	(6,817)	(7,820)
Interest expense	15,748	15,748	46,951	31,708
Loss from termination of bridge financing	0	0	0	8,191
Other income	(412)	(225)	(1,239)	(1,019)
Other expense, net	13,956	9,998	38,895	31,060
Income before income taxes	10,423	24,190	15,337	36,007
Provision for income taxes	4,652	6,018	6,677	8,797
Net income	$ 5,771	$ 18,172	$ 8,660	$ 27,210
Basic earnings per share attributable to common stockholders:
Weighted average common shares outstanding, basic (in shares)	58,808	57,962	58,318	54,228
Basic earnings per common share (in dollars per share)	$ 0.10	$ 0.31	$ 0.15	$ 0.50
Diluted earnings per share attributable to common stockholders:
Weighted average common shares outstanding, diluted (in shares)	58,921	58,062	58,415	54,325
Diluted earnings per common share (in dollars per share)	$ 0.10	$ 0.31	$ 0.15	$ 0.50

The aggregate (recovery) charge associated with the closure of a landfill, which is comprised of an asset impairment charge, a development project charge write-off, an environmental remediation charge, a legal settlement charge, related legal and transaction costs and a recovery on insurance settlement. A positive number is an expense and a negative number is a gain.

No definition available.