GOODWILL AND INTANGIBLE ASSETS (Tables)

9 Months Ended

Sep. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Goodwill Activity

A summary of the activity and balances related to goodwill by operating segment is as follows:

	December 31, 2022		Acquisitions		Measurement Period Adjustments		September 30, 2023
Eastern	$	52,406	$	23,947	$	—	$	76,353
Western	183,286		97,905		53		281,244
Mid-Atlantic	—		331,975		—		331,975
Resource Solutions	38,766		8,812		—		47,578
	$	274,458	$	462,639	$	53	$	737,150

Summary of Intangible Assets by Type

Summaries of intangible assets by type follows:

	Covenants Not-to-Compete		Customer Relationships		Trade Names		Total
Balance, September 30, 2023
Intangible assets	$	68,960	$	272,731	$	8,405	$	350,096
Less accumulated amortization	(25,713)		(61,201)		(6,493)		(93,407)
	$	43,247	$	211,530	$	1,912	$	256,689

	Covenants Not-to-Compete		Customer Relationships		Trade Names		Total
Balance, December 31, 2022
Intangible assets	$	31,201	$	127,179	$	8,405	$	166,785
Less accumulated amortization	(24,129)		(46,162)		(4,711)		(75,002)
	$	7,072	$	81,017	$	3,694	$	91,783

Summary of Intangible Amortization Expense Estimated

A summary of intangible amortization expense estimated for each of the next five fiscal years following fiscal year 2022 and thereafter is estimated as follows:

Estimated Future Amortization Expense as of September 30, 2023
Fiscal year ending December 31, 2023	$	12,589
Fiscal year ending December 31, 2024	$	48,250
Fiscal year ending December 31, 2025	$	44,556
Fiscal year ending December 31, 2026	$	40,193
Fiscal year ending December 31, 2027	$	36,053
Thereafter	$	75,048