XML 25 R79.htm IDEA: XBRL DOCUMENT v2.4.0.8

Segment Information - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2013 Entity
Segment Reporting [Abstract]
Number of entities comprising operating segment	6

X

- Details

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

X

- Definition

Number of entities comprising operating segment.

+ References

No definition available.

+ Details

Name:	vicr_NumberOfEntitiesComprisingOperatingSegment
Namespace Prefix:	vicr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration