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Stock-Based Compensation and Employee Benefit Plans - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Term of Option	10 years
Employee's compensation plan	The Company matches employee contributions to the plan at a rate of 50%, up to the first 6% of an employee’s compensation.
Employee contributions	20.00%
Company contribution to the plan	$ 2,171,000	$ 2,317,000	$ 2,211,000
Share based compensation arrangement by share based payment award vesting period	5 years
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employees pre-tax salary	1.00%
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employees pre-tax salary	80.00%
2000 Plan, Vicor [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock reserved for issuance	10,000,000
Non-qualified stock options granted to non-employees	85.00%
Annual forfeiture rate	4.30%	5.00%	5.35%
Percentage of estimating of option actually vest	88.00%	86.00%	85.00%
Share exercisable	681,949	973,894	1,046,092
Weighted average exercise prices	$ 58.76	$ 27.39	$ 18.26
Total Intrinsic value	$ 17,460,000	$ 14,396,000	$ 7,252,000
Options Exercised	5,929,000	7,798,000	1,634,000
Fair value of stock options that vested	19,283,000	$ 17,957,000	$ 15,087,000
Total unrecognized compensation cost	$ 26,273,000
Compensation cost recognized over a weighted-average period	2 years
Expected recognized expenses, Year One	$ 12,878,000
Expected recognized expenses, Year Two	7,537,000
Expected recognized expenses, Year Three	3,911,000
Expected recognized expenses, Year Four	1,614,000
Expected recognized expenses, Year Five	$ 333,000
Weighted-average fair value	$ 16.63	$ 19.56	$ 26.53
Stock Bonus Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock purchase by non-employees	109,964
2017 Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non-qualified stock options granted to non-employees	85.00%
Maximum number of shares authorized for issuances	2,000,000
Maximum percentage of payroll deductions on employee's compensation	15.00%
Offering period of employee stock purchase plan	6 months

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- Details

Name:	us-gaap_PlanNameAxis=vicr_TwoThousandPlanVicorMember
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- Details

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- Details

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