Changes in Carrying Amount of Goodwill by Segment (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
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Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2023 |
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Goodwill [Line Items] | |||
Goodwill | $ 1,165,761 | $ 1,188,590 | $ 1,178,218 |
Accumulated impairment losses | (762,566) | (762,566) | (762,566) |
Foreign currency translation adjustment | 12,457 | (22,829) | |
Total Goodwill | 403,195 | 426,024 | 415,652 |
Robotics | |||
Goodwill [Line Items] | |||
Goodwill | 383,166 | 405,971 | 395,463 |
Foreign currency translation adjustment | 12,297 | (22,805) | |
Total Goodwill | 383,166 | 405,971 | 395,463 |
Wireless Test | |||
Goodwill [Line Items] | |||
Goodwill | 361,819 | 361,819 | 361,819 |
Accumulated impairment losses | (353,843) | (353,843) | (353,843) |
Total Goodwill | 7,976 | 7,976 | 7,976 |
Semiconductor Test | |||
Goodwill [Line Items] | |||
Goodwill | 262,077 | 262,101 | 262,237 |
Accumulated impairment losses | (260,540) | (260,540) | (260,540) |
Foreign currency translation adjustment | 160 | (24) | |
Total Goodwill | 1,537 | 1,561 | 1,697 |
System Test | |||
Goodwill [Line Items] | |||
Goodwill | 158,699 | 158,699 | 158,699 |
Accumulated impairment losses | (148,183) | (148,183) | (148,183) |
Total Goodwill | $ 10,516 | $ 10,516 | $ 10,516 |
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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