XML 107 R96.htm IDEA: XBRL DOCUMENT v3.20.2
Schedule of Segment Information (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 28, 2020
Jun. 30, 2019
Jun. 28, 2020
Jun. 30, 2019
Dec. 31, 2019
Segment Reporting Information [Line Items]          
Revenues $ 838,661 [1] $ 564,178 [1] $ 1,543,016 [2] $ 1,058,277 [2]  
Income (loss) before income taxes 217,291 131,177 414,359 225,156  
Total assets 3,249,189 2,671,514 3,249,189 2,671,514 $ 2,787,014
Semiconductor Test          
Segment Reporting Information [Line Items]          
Revenues 659,147 374,898 1,143,636 715,751  
Income (loss) before income taxes 228,787 91,355 382,603 174,404  
Total assets 1,192,355 745,073 1,192,355 745,073  
System Test          
Segment Reporting Information [Line Items]          
Revenues 71,806 [1] 73,407 [1] 187,882 [2] 131,627 [2]  
Income (loss) before income taxes 19,193 23,535 67,600 38,875  
Total assets 126,164 123,460 126,164 123,460  
Industrial Automation          
Segment Reporting Information [Line Items]          
Revenues 58,776 74,726 119,081 140,862  
Income (loss) before income taxes (11,403) (3,730) (26,738) (9,025)  
Total assets 662,103 601,676 662,103 601,676  
Wireless Test          
Segment Reporting Information [Line Items]          
Revenues 49,185 [1] 41,236 [1] 92,670 [2] 70,277 [2]  
Income (loss) before income taxes 14,482 10,930 24,702 14,558  
Total assets 108,066 93,232 108,066 93,232  
Corporate And Others [Member]          
Segment Reporting Information [Line Items]          
Revenues (253) (89) (253) (240)  
Income (loss) before income taxes (33,768) 9,087 (33,808) 6,344  
Total assets $ 1,160,501 $ 1,108,073 $ 1,160,501 $ 1,108,073  
[1] Includes $2.5 million and $1.7 million in 2020 and 2019, respectively, for leases of Teradyne’s systems recognized outside Accounting Standards Codification (“ASC”) 606 “Revenue from Contracts with Customers.”
[2] Includes $4.3 million and $3.4 million in 2020 and 2019, respectively, for leases of Teradyne’s systems recognized outside ASC 606 “Revenue from Contracts with Customers.”