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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Goodwill and Other Intangibles - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Finite Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 0.5	$ 0.5	$ 1.0	$ 1.1
Remainder of 2023	0.9		0.9
2024	1.7		1.7
2025	1.5		1.5
2026	1.4		1.4
2027	$ 1.4		$ 1.4
Remaining amortization period			11 years 9 months 18 days
Land Use Rights [Member]
Finite Lived Intangible Assets [Line Items]
Remaining amortization period			52 years
Trademark [Member]
Finite Lived Intangible Assets [Line Items]
Remaining amortization period			13 years 1 month 6 days
Technology [Member]
Finite Lived Intangible Assets [Line Items]
Remaining amortization period			7 years 7 months 6 days
Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Remaining amortization period			10 years