Related Party Transactions	9 Months Ended
Sep. 29, 2018
Related Party Transactions [Abstract]
Related Party Transactions	Related Party Transactions As a result of the Company’s acquisition of IXYS, the Company has equity ownerships in various investments that are accounted for under the equity method. The following is a description of the investments and related party transactions. Powersem GmbH: The Company owns 45% of the outstanding equity of Powersem GmbH (“Powersem”), a module manufacturer based in Germany. During the three and nine months ended September 29, 2018, the Company recorded revenues of $0.2 million and $0.6 million, respectively from sales of products to Powersem for use as components in their products. During the three and nine months ended September 29, 2018, the Company purchased $1.3 million and $3.4 million, respectively of products from Powersem. At September 29, 2018, the accounts receivable balance from Powersem was $0.1 million and the accounts payable balance to Powersem was $0.2 million. EB Tech Ltd.: The Company owns approximately 20% of the outstanding equity of EB Tech Ltd. (“EB Tech”), a company with expertise in radiation technology based in South Korea. During the three and nine months ended September 29, 2018 EB Tech rendered processing services for the Company totaling approximately $0.1 million and $0.3 million, respectively. As of September 29, 2018, the Company’s accounts payable balance to EB Tech was $0.1 million. Automated Technology, Inc.: The Company owns approximately 24% of the outstanding common shares of Automated Technology, Inc (“ATEC”), a supplier located in the Philippines that provides assembly and test services. During the three and nine months ended September 29, 2018, ATEC rendered assembly and test services to the Company totaling approximately $2.5 million and $7.7 million, respectively. As of September 29, 2018, the Company’s accounts payable balance to ATEC was $0.6 million.

Related Party Transactions

As a result of the Company’s acquisition of IXYS, the Company has equity ownerships in various investments that are accounted for under the equity method. The following is a description of the investments and related party transactions.

Powersem GmbH: The Company owns 45% of the outstanding equity of Powersem GmbH (“Powersem”), a module manufacturer based in Germany. During the three and nine months ended September 29, 2018, the Company recorded revenues of $0.2 million and $0.6 million, respectively from sales of products to Powersem for use as components in their products. During the three and nine months ended September 29, 2018, the Company purchased $1.3 million and $3.4 million, respectively of products from Powersem. At September 29, 2018, the accounts receivable balance from Powersem was $0.1 million and the accounts payable balance to Powersem was $0.2 million.

EB Tech Ltd.: The Company owns approximately 20% of the outstanding equity of EB Tech Ltd. (“EB Tech”), a company with expertise in radiation technology based in South Korea. During the three and nine months ended September 29, 2018 EB Tech rendered processing services for the Company totaling approximately $0.1 million and $0.3 million, respectively. As of September 29, 2018, the Company’s accounts payable balance to EB Tech was $0.1 million.

Automated Technology, Inc.: The Company owns approximately 24% of the outstanding common shares of Automated Technology, Inc (“ATEC”), a supplier located in the Philippines that provides assembly and test services. During the three and nine months ended September 29, 2018, ATEC rendered assembly and test services to the Company totaling approximately $2.5 million and $7.7 million, respectively. As of September 29, 2018, the Company’s accounts payable balance to ATEC was $0.6 million.