Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net revenues		$ 107,844	$ 103,118	$ 312,407	$ 293,586
Cost of revenues		51,966	56,148	154,822	162,166
Gross margin		55,878	46,970	157,585	131,420
Operating expenses:
Selling, general and administrative		22,422	22,719	63,020	61,322
Research and development		17,752	14,747	50,556	44,516
Litigation-related		0	6,500	0	6,500
Total operating expenses		40,174	43,966	113,576	112,338
Income from operations		15,704	3,004	44,009	19,082
Other income (expense), net:
Total unrealized gains (losses) on available-for-sale securities, net		20	0	(11)	(87)
Less: portion of (gains) losses recognized in other comprehensive income		(20)	1	11	90
Net credit gains recognized in earnings		0	1	0	3
Other income (expense), net		1,917	(569)	5,643	(325)
Total other income (expense), net		1,917	(568)	5,643	(322)
Income before income taxes		17,621	2,436	49,652	18,760
Provision for income taxes		1,038	641	4,716	1,395
Consolidated net income		16,583	1,795	44,936	17,365
Less: Net income (loss) attributable to noncontrolling interest		1	3	9	(19)
Net income attributable to Vicor Corporation		$ 16,582	$ 1,792	$ 44,927	$ 17,384
Net income per common share attributable to Vicor Corporation:
Basic		$ 0.37	$ 0.04	$ 1.01	$ 0.4
Diluted		$ 0.37	$ 0.04	$ 1	$ 0.39
Shares used to compute net income per common share attributable to Vicor Corporation:
Basic	[1]	44,433	44,031	44,275	43,986
Diluted		45,187	44,898	45,000	44,906

[1] Denominator represents the weighted average number of shares of Common Stock and Class B Common Stock outstanding.