| Cover | 12 Months Ended |
| Dec. 31, 2022 | |
| Document Information [Line Items] | |
| Document Type | DEF 14A |
| Amendment Flag | false |
| Entity Information [Line Items] | |
| Entity Registrant Name | Vicor Corporation |
| Entity Central Index Key | 0000751978 |
| Pay vs Performance Disclosure - USD ($) | 12 Months Ended | ||
| Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | |
| Pay vs Performance Disclosure [Table] | |||
| Pay vs Performance [Table Text Block] | PAY VERSUS PERFORMANCE As required by the regulations of the Securities and Exchange Commission implementing Section 14(i) of the Exchange Act, disclosure relating to the relationship of our executive pay versus performance is set forth below. Year Summary Compensation Average Non-PEO Average Non-PEO Value of Initial Fixed $100 Net Income EPS Total Peer Group (a) (b) (c) (d) (e) (f) (g) (h) (i) 2022 $ 657,101 $ (10,016,269 ) $ 803,540 $ (189,505 ) $ 115 $ 123 $ 25,446 $ 0.57 2021 $ 464,212 $ 7,549,094 $ 918,714 $ 1,254,491 $ 272 $ 142 $ 56,625 $ 1.26 2020 $ 143,495 $ 18,060,019 $ 578,776 $ 1,183,531 $ 197 $ 114 $ 17,910 $ 0.41 1 The dollar amounts reported in column (b) are the amounts of total compensation reported for Dr. Vinciarelli (our Chief Executive Officer) for each corresponding year in the “Total” column of the Summary Compensation Table. Refer to “Summary Compensation Table for Fiscal 2022.” 2 The dollar amounts reported in column (c) represent the amount of “compensation actually paid” to Dr. Vinciarelli, as computed in accordance with Item 402(v) of Regulation S-K. S-K, Year Reported Reported Value Equity Reported Pension Benefit Compensation 2022 $ 657,101 $ (172,142 ) $ (10,501,218 ) NA NA $ (10,016,269 ) 2021 $ 464,212 — $ 7,084,882 NA NA $ 7,549,094 2020 $ 143,495 — $ 17,916,524 NA NA $ 18,060,019 (a) The grant date fair value of equity awards represents the total of the amounts reported in the “Stock Awards” and “Option Awards” columns in the Summary Compensation Table for the applicable year. (b) The equity award adjustments for each applicable year include the addition (or subtraction, as applicable) of the following: (i) the year-end assumptions used to calculate fair values did not materially differ from those disclosed at the time of grant. The amounts deducted or added in calculating the equity award adjustments are as follows: Year Year End Fair Change in Year-End Year-End Fair Value as Change in Fair Value at Value of Total 2022 $ 143,261 — — $ (10,644,480 ) — — $ (10,501,218 ) 2021 — $ 5,432,919 — $ 1,651,962 — — $ 7,084,882 2020 — $ 14,085,122 — $ 3,831,402 — — $ 17,916,524 3 The dollar amounts reported in column (d) represent the average of the amounts reported for the Corporation’s Named Executive Officers (“NEOs”) as a group (excluding Dr. Vinciarelli, who has served as our CEO for each of the years shown). The names of each of the NEOs (excluding Dr. Vinciarelli) included for purposes of calculating the average amounts in each applicable year are as follows: (i) for 2022, James F. Schmidt, Philip D. Davies, Michael S. McNamara and Claudio Tuozzolo; (ii) for 2021, James F. Schmidt, James A. Simms, Richard J. Nagel Jr., Philip D. Davies, Michael S. McNamara and Claudio Tuozzolo; and (iii) for 2020, James A. Simms, Philip D. Davies, Michael S. McNamara and Claudio Tuozzolo. 4 The dollar amounts reported in column (e) represent the average amount of “compensation actually paid” to the NEOs as a group (excluding Dr. Vinciarelli), as computed in accordance with Item 402(v) of Regulation S-K. S-K, Year Average Non-PEO Average Average Equity (a) Average Average Pension (b) Average Non-PEO NEOs 2022 $ 803,540 $ (306,693 ) $ (686,352 ) NA NA $ (189,505 ) 2021 $ 918,714 $ (411,411 ) $ 747,188 NA NA $ 1,254,491 2020 $ 578,776 $ (162,259 ) $ 767,014 NA NA $ 1,183,531 (a) The amounts deducted or added in calculating the total average equity award adjustments are as follows: Year Average Average Year-End any Prior-Year as of Year-End Average Average Average Average Total 2022 $ 266,136 $ (701,359 ) — $ (251,128 ) — — $ (686,352 ) 2021 $ 477,342 $ 196,342 — $ 73,504 — — $ 747,188 2020 $ 251,286 $ 416,846 — $ 98,882 — — $ 767,014 5 Cumulative Total Shareholder Return (TSR) is calculated on a $100 investment from the beginning of fiscal year 2020 by the share price appreciation calculated by dividing the difference between the Corporation’s share price at the end and the beginning of the measurement period by the Corporation’s share price at the beginning of the measurement period. 6 Represents the weighted peer group Cumulative TSR, weighted according to the respective companies’ stock market capitalization at the beginning of each period for which a return is indicated. The peer group used for this purpose is the Standard & Poor’s MidCap 400 Index, which comprises the same issuers the Corporation uses in its Annual Report on Form 10-K S-K. 7 The dollar amounts reported represent the amount of net income reflected in the Corporation’s audited financial statements for the applicable year. 8 The dollar amounts reported represent the amount of diluted earnings per share (“EPS”) reflected in the Corporation’s audited financial statements for the applicable year. | ||
| Company Selected Measure Name | EPS | ||
| Named Executive Officers, Footnote [Text Block] | The dollar amounts reported in column (d) represent the average of the amounts reported for the Corporation’s Named Executive Officers (“NEOs”) as a group (excluding Dr. Vinciarelli, who has served as our CEO for each of the years shown). The names of each of the NEOs (excluding Dr. Vinciarelli) included for purposes of calculating the average amounts in each applicable year are as follows: (i) for 2022, James F. Schmidt, Philip D. Davies, Michael S. McNamara and Claudio Tuozzolo; (ii) for 2021, James F. Schmidt, James A. Simms, Richard J. Nagel Jr., Philip D. Davies, Michael S. McNamara and Claudio Tuozzolo; and (iii) for 2020, James A. Simms, Philip D. Davies, Michael S. McNamara and Claudio Tuozzolo. | ||
| Peer Group Issuers, Footnote [Text Block] | Represents the weighted peer group Cumulative TSR, weighted according to the respective companies’ stock market capitalization at the beginning of each period for which a return is indicated. The peer group used for this purpose is the Standard & Poor’s MidCap 400 Index, which comprises the same issuers the Corporation uses in its Annual Report on Form 10-K S-K. | ||
| PEO Total Compensation Amount | $ 657,101 | $ 464,212 | $ 143,495 |
| PEO Actually Paid Compensation Amount | $ (10,016,269) | 7,549,094 | 18,060,019 |
| Adjustment To PEO Compensation, Footnote [Text Block] | Year Reported Reported Value Equity Reported Pension Benefit Compensation 2022 $ 657,101 $ (172,142 ) $ (10,501,218 ) NA NA $ (10,016,269 ) 2021 $ 464,212 — $ 7,084,882 NA NA $ 7,549,094 2020 $ 143,495 — $ 17,916,524 NA NA $ 18,060,019 Year Year End Fair Change in Year-End Year-End Fair Value as Change in Fair Value at Value of Total 2022 $ 143,261 — — $ (10,644,480 ) — — $ (10,501,218 ) 2021 — $ 5,432,919 — $ 1,651,962 — — $ 7,084,882 2020 — $ 14,085,122 — $ 3,831,402 — — $ 17,916,524 | ||
| Non-PEO NEO Average Total Compensation Amount | $ 803,540 | 918,714 | 578,776 |
| Non-PEO NEO Average Compensation Actually Paid Amount | $ (189,505) | 1,254,491 | 1,183,531 |
| Adjustment to Non-PEO NEO Compensation Footnote [Text Block] | Year Average Non-PEO Average Average Equity (a) Average Average Pension (b) Average Non-PEO NEOs 2022 $ 803,540 $ (306,693 ) $ (686,352 ) NA NA $ (189,505 ) 2021 $ 918,714 $ (411,411 ) $ 747,188 NA NA $ 1,254,491 2020 $ 578,776 $ (162,259 ) $ 767,014 NA NA $ 1,183,531 (a) The amounts deducted or added in calculating the total average equity award adjustments are as follows: Year Average Average Year-End any Prior-Year as of Year-End Average Average Average Average Total 2022 $ 266,136 $ (701,359 ) — $ (251,128 ) — — $ (686,352 ) 2021 $ 477,342 $ 196,342 — $ 73,504 — — $ 747,188 2020 $ 251,286 $ 416,846 — $ 98,882 — — $ 767,014 | ||
| Compensation Actually Paid vs. Total Shareholder Return [Text Block] | |||
| Compensation Actually Paid vs. Net Income [Text Block] | |||
| Compensation Actually Paid vs. Company Selected Measure [Text Block] | |||
| Total Shareholder Return Vs Peer Group [Text Block] | |||
| Tabular List [Table Text Block] | The Diluted EPS Revenue Growth Gross Margin Percentage Operating Profit Percentage | ||
| Total Shareholder Return Amount | $ 115 | 272 | 197 |
| Peer Group Total Shareholder Return Amount | 123 | 142 | 114 |
| Net Income (Loss) | $ 25,446,000 | $ 56,625,000 | $ 17,910,000 |
| Company Selected Measure Amount | 0.57 | 1.26 | 0.41 |
| PEO Name | Dr. Vinciarelli | ||
| Measure [Axis]: 1 | |||
| Pay vs Performance Disclosure [Table] | |||
| Measure Name | Diluted EPS | ||
| Measure [Axis]: 2 | |||
| Pay vs Performance Disclosure [Table] | |||
| Measure Name | Revenue Growth | ||
| Measure [Axis]: 3 | |||
| Pay vs Performance Disclosure [Table] | |||
| Measure Name | Gross Margin Percentage | ||
| Measure [Axis]: 4 | |||
| Pay vs Performance Disclosure [Table] | |||
| Measure Name | Operating Profit Percentage | ||
| PEO [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | $ 5,432,919 | $ 14,085,122 | |
| PEO [Member] | Reported Value of Equity Awards [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | $ (172,142) | ||
| PEO [Member] | Equity Award Adjustments [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | (10,501,218) | 7,084,882 | 17,916,524 |
| PEO [Member] | Year End Fair Value of Equity Awards Granted During Applicable Year [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | 143,261 | ||
| PEO [Member] | Change in Fair Value as of the Vesting Date of any Prior Year Awards that Vested During the Year [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | (10,644,480) | 1,651,962 | 3,831,402 |
| Non-PEO NEO [Member] | Reported Value of Equity Awards [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | (306,693) | (411,411) | (162,259) |
| Non-PEO NEO [Member] | Equity Award Adjustments [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | (686,352) | 747,188 | 767,014 |
| Non-PEO NEO [Member] | Year End Fair Value of Equity Awards Granted During Applicable Year [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | 266,136 | 477,342 | 251,286 |
| Non-PEO NEO [Member] | Change in Fair Value as of YearEnd of any Prior Year Awards that remain Outstanding and Unvested as of YearEnd [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | (701,359) | 196,342 | 416,846 |
| Non-PEO NEO [Member] | Change in Fair Value as of the Vesting Date of any Prior Year Awards that Vested During the Year [Member] | |||
| Pay vs Performance Disclosure [Table] | |||
| Adjustment to Compensation Amount | $ (251,128) | $ 73,504 | $ 98,882 |
