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v3.22.4

Schedule of Segment Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Segment Reporting Information [Line Items] |  |  |  |
Revenues | [1],[2] | $ 3,155,045 | $ 3,702,881 | $ 3,121,469
Income (loss) before taxes | [3],[4] | 840,385 | 1,160,955 | 901,015
Total assets | [5] | 3,501,252 | 3,809,425 | 3,652,346
Property additions |  | 163,249 | 132,472 | 184,977
Depreciation and amortization expense |  | 110,675 | 125,485 | 126,743
Semiconductor Test |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues |  | 2,080,590 | 2,642,342 | 2,259,597
Income (loss) before taxes | [3],[4] | 634,488 | 976,988 | 739,695
Total assets | [5] | 1,382,623 | 1,245,596 | 1,070,378
Property additions |  | 126,898 | 115,618 | 168,055
Depreciation and amortization expense |  | 76,532 | 75,982 | 64,998
System Test |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | [1] | 469,346 | 467,739 | 409,729
Income (loss) before taxes | [3],[4] | 166,879 | 163,064 | 152,092
Total assets | [5] | 165,925 | 170,954 | 138,295
Property additions |  | 7,275 | 3,905 | 3,092
Depreciation and amortization expense |  | 3,235 | 3,156 | 3,426
Robotics |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues |  | 403,138 | 375,905 | 279,731
Income (loss) before taxes | [3],[4] | (16,244) | (8,167) | (24,019)
Total assets | [5] | 665,638 | 701,196 | 712,936
Property additions |  | 25,712 | 9,821 | 8,899
Depreciation and amortization expense |  | 25,339 | 27,336 | 36,242
Wireless Test |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | [1] | 201,720 | 216,895 | 173,016
Income (loss) before taxes | [3],[4] | 66,820 | 83,543 | 41,950
Total assets | [5] | 94,298 | 107,513 | 106,273
Property additions |  | 3,364 | 3,128 | 4,931
Depreciation and amortization expense |  | 4,991 | 6,055 | 6,258
Corporate and Eliminations [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues |  | 251 |  | (604)
Income (loss) before taxes | [3],[4] | (11,558) | (54,473) | (8,703)
Total assets | [5] | 1,192,768 | 1,584,166 | 1,624,464
Depreciation and amortization expense |  | $ 578 | $ 12,956 | $ 15,819
[1] | Includes $8.2 million, $13.2 million and $10.0 million in 2022, 2021 and 2020, respectively, for leases of Teradyne’s systems recognized outside of ASC 606: “Revenue from Contracts with Customers.”
[2] | Revenues attributable to a country are based on location of customer site.
[3] | Included in Corporate and Eliminations are interest income, interest expense, net foreign exchange gains (losses), net cash flow hedge gains (losses), intercompany eliminations, pension and postretirement plan actuarial gains (losses), legal and environmental fees, contingent consideration adjustments, acquisition related charges and compensation, gain on sale of asset, and loss on convertible debt conversions in 2021.
[4] | Included in income (loss) before taxes are charges and credits related to restructuring and other, inventory charges and loss on convertible debt conversions in 2021.
[5] | Total assets are attributable to each segment. Corporate assets consist of cash and cash equivalents, marketable securities and certain other assets.

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