Property, Plant and Equipment |
12 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2022 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Property, Plant and Equipment |
Property, plant and equipment, net consisted of the following at December 31, 2022 and 2021:
Depreciation of property, plant and equipment for the years ended December 31, 2022, 2021, and 2020 was $90.8 million, $91.1 million, and $80.1 million, respectively. As of December 31, 2022 and 2021, the gross book value included in machinery and equipment for internally manufactured test systems being leased by customers was $5.8 million and $13.4 million, respectively. As of December 31, 2022 and 2021, the accumulated depreciation on these test systems was $5.6 million and $8.7 million, respectively. |