XML 80 R63.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Current Vulnerability Due to Certain Concentrations (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Concentration Risks [Abstract] |  |
Duration of business operations in Israel (in years) | P43Y |
Credit Concentration Risk [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Bank Leumi [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 10.10% |
Credit Concentration Risk [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Unicredit [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 14.30% |
Credit Concentration Risk [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | KBC [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 10.60% |
Credit Concentration Risk [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | HSBC [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 12.30% |
Credit Concentration Risk [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Bank of Tokyo Mitsubishi [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 13.20% |
Geographic Concentration [Member] | Outside Of United States [Member] |  |
Concentration Risks [Abstract] |  |
Cash and cash equivalents and short-term investments | $ 1,132,079 |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | United States [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 1.70% |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Germany [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 44.40% |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Other Europe [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 1.60% |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Israel [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 22.50% |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Peoples Republic Of China [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 7.60% |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Other Asia [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 3.20% |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Other [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 0.80% |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Singapore [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 8.60% |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | The Republic of China (Taiwan) |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 6.40% |
Geographic Concentration [Member] | Cash and Cash Equivalents and Short-term Investments [Member] | Canada [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 3.20% |
Geographic Concentration [Member] | Revenue [Member] | Outside Of United States [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 75.00% |
Customer Concentration Risk [Member] | Accounts Receivable [Member] |  |
Concentration Risks [Abstract] |  |
Concentration risk percentage (in hundredths) | 13.90% | 14.70%

X
- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13537-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13531-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592 + Details
Name: | us-gaap_ConcentrationRiskPercentage1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition No authoritative reference available. + References No definition available. + Details
Name: | vsh_CashAndCashEquivalentsAndShortTermInvestments
Namespace Prefix: | vsh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The number of years that the business operation in Israel has existed. + References No definition available. + Details
Name: | vsh_DurationOfBusinessOperationsInIsrael
Namespace Prefix: | vsh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | vsh_MarketConcentrationsAbstract
Namespace Prefix: | vsh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration