CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net sales	$ 104,093	$ 123,019
Cost of sales	65,097	88,637
Gross profit	38,996	34,382
Operating expenses:
Selling, general and administrative expenses	14,163	12,634
Research and development expenses	11,954	13,423
Merger-related costs		9,831
Other charges		585
Total operating expenses	26,117	36,473
Operating income (loss)	12,879	(2,091)
Interest expense	(111)	(1,041)
Foreign currency loss, net	(690)	(4,671)
Other income, net	933	620
Income (loss) before income tax expense	13,011	(7,183)
Income tax expense	3,483	290
Net income (loss)	$ 9,528	$ (7,473)
Basic earnings (loss) per common share—	$ 0.21	$ (0.19)
Diluted earnings (loss) per common share—	$ 0.20	$ (0.19)
Weighted average number of shares—
Basic	45,603,208	40,292,838
Diluted	46,693,294	40,292,838
Standard products business [Member]
Net sales	$ 94,010	$ 112,906
Cost of sales	56,080	79,247
Gross profit	37,930	33,659
Fab Three Foundry Services [Member]
Net sales	10,083	10,113
Cost of sales	9,017	9,390
Gross profit	$ 1,066	$ 723