Related Party Transactions (Tables)

9 Months Ended

Dec. 31, 2023

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

The Company entered into the following related party transactions for the periods indicated (in thousands):

	Three Months Ended December 31,				Nine Months Ended December 31,
	2023		2022		2023		2022
Joint Venture-GaNovation:
Product sale	$	313	$	1,774	$	579	$	3,246
Service fees	69		—		200		—
Inventory purchase	88		96		201		345
Fixed asset purchase	124		—		192		—
Cost of goods sold	1,511		1,030		3,963		2,738
Research and development expense	116		141		200		330
Consumption tax	92		91		234		311
Employee and related benefits	33		35		94		124
Yaskawa:
Revenue per a cooperation and development agreement	223		221		666		991
Nexperia:
Product sale	1,445		923		3,465		1,778
License and service fee income	—		—		—		66
Reimbursements in license maintenance fee	25		13		75		88
Interest expense	—		184		8		550

As of December 31, 2023, total due to and from related parties were as follows (in thousands):

	December 31, 2023		March 31, 2023
Due from (included in Accounts receivable, net):
Joint venture	$	99	$	1,713
Stockholder and noteholder	548		1,152
Total due from related parties	$	647	$	2,865
Due to (included in Accounts payable and accrued expenses):
Joint venture	$	1,111	$	968
Stockholder and noteholder	—		93
Total due to related parties	$	1,111	$	1,061