Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Net revenues		$ 405,059	$ 399,079	$ 359,364
Cost of revenues		200,130	218,520	181,164
Gross margin		204,929	180,559	178,200
Operating expenses:
Selling, general and administrative		85,714	86,264	69,484
Research and development		67,857	60,594	53,114
Litigation-contingency expense		0	6,500	0
Total operating expenses		153,571	153,358	122,598
Income from operations		51,358	27,201	55,602
Other income (expense), net:
Total unrealized (losses) gains on available-for-sale securities, net		(92)	(17)	122
Portion of losses (gains) recognized in other comprehensive income		92	20	(118)
Net credit gains recognized in earnings		0	3	4
Other income (expense), net		8,886	1,483	1,199
Total other income (expense), net		8,886	1,486	1,203
Income before income taxes		60,244	28,687	56,805
Less: Provision for income taxes		6,644	3,261	176
Consolidated net income		53,600	25,426	56,629
Less: Net income (loss) attributable to noncontrolling interest		5	(20)	4
Net income attributable to Vicor Corporation		$ 53,595	$ 25,446	$ 56,625
Net income per common share attributable to Vicor Corporation:
Basic		$ 1.21	$ 0.58	$ 1.3
Diluted		$ 1.19	$ 0.57	$ 1.26
Shares used to compute net income per common share attributable to Vicor Corporation:
Basic	[1]	44,320	44,005	43,651
Diluted	[2]	45,004	44,894	44,966

[1] Denominator represents weighted average number of Common Shares and Class B Common Shares outstanding

[2] Denominator represents weighted average number of Common Shares and Class B Common Shares outstanding for the year, adjusted to include the dilutive effect, if any, of outstanding options.