Intangible Assets, Net

12 Months Ended

Dec. 31, 2022

Intangible Assets, Net [Abstract]

Intangible Assets, Net

9.     INTANGIBLE ASSETS, NET

Intangible assets, exclusive of goodwill, consisted of the following at December 31, 2022:

	Gross				Accumulated		Net
	Carrying		Accumulated		Impairment		Carrying
	Amount		Amortization		Loss		Amount
Finite-lived intangible assets:
Long-term franchise agreements and contracts	$	916,582	$	(297,382)	$	—	$	619,200
Customer lists		776,719		(527,425)		—		249,294
Permits and other		779,689		(115,095)		(40,784)		623,810
		2,472,990		(939,902)		(40,784)		1,492,304
Indefinite-lived intangible assets:
Solid waste collection and transportation permits		181,613		—		—		181,613
Intangible assets, exclusive of goodwill	$	2,654,603	$	(939,902)	$	(40,784)	$	1,673,917

The weighted-average amortization period of long-term franchise agreements and contracts acquired during the year ended December 31, 2022 was 28.9 years. The weighted-average amortization period of customer lists acquired during the year ended December 31, 2022 was 11.5 years. The weighted-average amortization period of finite-lived permits and other acquired during the year ended December 31, 2022 was 40.0 years.

Intangible assets, exclusive of goodwill, consisted of the following at December 31, 2021:

	Gross				Accumulated		Net
	Carrying		Accumulated		Impairment		Carrying
	Amount		Amortization		Loss		Amount
Finite-lived intangible assets:
Long-term franchise agreements and contracts	$	724,128	$	(278,827)	$	—	$	445,301
Customer lists		711,047		(450,109)		—		260,938
Permits and other		598,336		(94,807)		(40,784)		462,745
		2,033,511		(823,743)		(40,784)		1,168,984
Indefinite-lived intangible assets:
Solid waste collection and transportation permits		181,613		—		—		181,613
Intangible assets, exclusive of goodwill	$	2,215,124	$	(823,743)	$	(40,784)	$	1,350,597

Estimated future amortization expense for the next five years relating to finite-lived intangible assets is as follows:

For the year ending December 31, 2023	$	153,457
For the year ending December 31, 2024	$	135,884
For the year ending December 31, 2025	$	119,071
For the year ending December 31, 2026	$	103,541
For the year ending December 31, 2027	$	89,959