Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Consolidated net income		$ 11,251	$ 4,990
Foreign currency translation losses, net of tax	[1]	(15)	(194)
Unrealized income (loss) on available-for-sale securities, net of tax	[1]	9	(316)
Other comprehensive loss		(6)	(510)
Consolidated comprehensive income		11,245	4,480
Less: Comprehensive income (loss) attributable to noncontrolling interest		6	(23)
Comprehensive income attributable to Vicor Corporation		$ 11,239	$ 4,503

[1] The deferred tax assets associated with foreign currency translation losses and unrealized income (loss) on available-for-sale securities are completely offset by a tax valuation allowance as of March 31, 2023 and 2022. Therefore, there is no income tax benefit (provision) recognized for the three months ended March 31, 2023 and 2022.