Intangible Assets, Net (Tables)

9 Months Ended

Sep. 30, 2024

Intangible Assets, Net [Abstract]

Intangible Assets Exclusive of Goodwill

Intangible assets, exclusive of goodwill, consisted of the following at September 30, 2024:

	Gross				Accumulated		Net
	Carrying		Accumulated		Impairment		Carrying
	Amount		Amortization		Loss		Amount
Finite-lived intangible assets:
Long-term franchise agreements and contracts	$	1,036,273	$	(387,939)	$	—	$	648,334
Customer lists		947,337		(664,027)		—		283,310
Permits and other		1,069,711		(159,375)		(40,784)		869,552
		3,053,321		(1,211,341)		(40,784)		1,801,196
Indefinite-lived intangible assets:
Solid waste collection and transportation permits		181,613		—		—		181,613
Intangible assets, exclusive of goodwill	$	3,234,934	$	(1,211,341)	$	(40,784)	$	1,982,809

Intangible assets, exclusive of goodwill, consisted of the following at December 31, 2023:

	Gross				Accumulated		Net
	Carrying		Accumulated		Impairment		Carrying
	Amount		Amortization		Loss		Amount
Finite-lived intangible assets:
Long-term franchise agreements and contracts	$	960,033	$	(343,099)	$	—	$	616,934
Customer lists		806,257		(606,192)		—		200,065
Permits and other		784,905		(139,192)		(40,784)		604,929
		2,551,195		(1,088,483)		(40,784)		1,421,928
Indefinite-lived intangible assets:
Solid waste collection and transportation permits		181,613		—		—		181,613
Intangible assets, exclusive of goodwill	$	2,732,808	$	(1,088,483)	$	(40,784)	$	1,603,541

Estimated Future Amortization Expense of Amortizable Intangible Assets

Estimated future amortization expense for the next five years relating to finite-lived intangible assets owned as of September 30, 2024 is as follows:

For the year ending December 31, 2024	$	178,198
For the year ending December 31, 2025	$	169,970
For the year ending December 31, 2026	$	149,142
For the year ending December 31, 2027	$	129,249
For the year ending December 31, 2028	$	115,294