BUSINESS COMBINATIONS (Tables)

9 Months Ended

Sep. 30, 2024

Business Combination, Asset Acquisition, and Joint Venture Formation [Abstract]

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed

The following table summarizes the preliminary determination and recognition of assets acquired and liabilities assumed (in thousands):

	At Acquisition Date As Reported March 31, 2024		Measurement Period Adjustments		At Acquisition Date As Reported September 30, 2024
Accounts receivable, including unbilled receivables	$	68,496	$	1,777	$	70,273
Inventories and supplies	1,574		(1,190)		384
Prepaid expenses and other current assets	5,221		(681)		4,540
Property, plant and equipment	45,453		817		46,270
Permits and other intangibles	130,000		500		130,500
Operating lease right-of-use assets	9,385		—		9,385
Other long-term assets	2,660		—		2,660
Accrued expenses and other current liabilities	(43,966)		(3,012)		(46,978)
Current portion of operating lease liabilities	(2,758)		—		(2,758)
Operating lease liabilities, less current portion	(6,627)		—		(6,627)
Deferred tax liabilities	(8,916)		—		(8,916)
Closure and post-closure liabilities	—		(1,025)		(1,025)
Other long-term liabilities	(374)		—		(374)
Total identifiable net assets	200,148		(2,814)		197,334
Goodwill	195,265		(420)		194,845
Total purchase price	$	395,413	$	(3,234)	$	392,179

The following table summarizes the preliminary determination and recognition of assets acquired and liabilities assumed (in thousands):

	At Acquisition Date As Reported March 31, 2024		Measurement Period Adjustments		At Acquisition Date As Reported September 30, 2024
Accounts receivable, including unbilled receivables	5,693		158		5,851
Inventories and supplies	6,817		(219)		6,598
Prepaid expenses and other current assets	423		(16)		407
Property, plant and equipment	38,914		8,782		47,696
Permits and other intangibles	20,200		(5,700)		14,500
Operating lease right-of-use assets	3,615		—		3,615
Other long-term assets	92		—		92
Accrued expenses and other current liabilities	(8,990)		97		(8,893)
Current portion of operating lease liabilities	(1,823)		—		(1,823)
Operating lease liabilities, less current portion	(1,792)		—		(1,792)
Closure and post-closure liabilities	—		(820)		(820)
Total identifiable net assets	63,149		2,282		65,431
Goodwill	5,744		(2,433)		3,311
Total purchase price	$	68,893	$	(151)	$	68,742

The following table summarizes the final determination and recognition of assets acquired and liabilities assumed (in thousands):

	At Acquisition Date As Reported December 31, 2023		Measurement Period Adjustments		Final Allocation As Reported September 30, 2024
Accounts receivable, including unbilled receivables	$	25,233	$	(73)	$	25,160
Inventories and supplies	228		—		228
Prepaid expenses and other current assets	1,302		—		1,302
Property, plant and equipment	26,719		—		26,719
Permits and other intangibles	28,900		—		28,900
Operating lease right-of-use assets	4,716		—		4,716
Other long-term assets	72		—		72
Accrued expenses and other current liabilities	(10,385)		(145)		(10,530)
Current portion of operating lease liabilities	(1,653)		—		(1,653)
Operating lease liabilities, less current portion	(3,063)		—		(3,063)
Other long-term liabilities	(560)		—		(560)
Total identifiable net assets	71,509		(218)		71,291
Goodwill	39,346		218		39,564
Total purchase price	$	110,855	$	—	$	110,855