XML 15 R46.htm IDEA: XBRL DOCUMENT v3.3.0.814

Product Warranties - Additional Information (Detail)	9 Months Ended
	Sep. 30, 2015
Guarantees [Abstract]
Product warranty period	2 years

X

- References

No definition available.

+ Details

Name:	us-gaap_GuaranteesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Product warranty periods.

+ References

No definition available.

+ Details

Name:	vicr_ProductWarrantyPeriods
Namespace Prefix:	vicr_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration