Schedule Of Goodwill And Other Intangible Assets [Line Items]

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in remainder of current fiscal year.

+ References

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- Definition

Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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- Definition

Amount of increase (decrease) from measurement period adjustment of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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Goodwill and Intangible Assets - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023	Jul. 29, 2024	Aug. 23, 2023	Dec. 31, 2022
Schedule Of Goodwill And Other Intangible Assets [Line Items]
Goodwill Increase				$ 7,689		$ 27,152
Goodwill	$ 220,026			220,026		$ 211,326			$ 183,197
Amortization expense of finite life intangible assets	2,200		$ 1,900	6,478	$ 5,306
Amortization expense of finite life intangibles for 2024	2,200			2,200
Amortization expense of finite life intangibles for 2025	8,400			8,400
Amortization expense of finite life intangibles for 2026	7,300			7,300
Amortization expense of finite life intangibles for 2027	7,100			7,100
Amortization expense of finite life intangibles for 2028	6,700			6,700
Kemco Systems Co Llc [Member]
Schedule Of Goodwill And Other Intangible Assets [Line Items]
Goodwill Increase		$ 100
Goodwill								$ 11,115
EnviroCare International [Member]
Schedule Of Goodwill And Other Intangible Assets [Line Items]
Goodwill	$ 7,600			$ 7,600			$ 7,579