XML 19 R42.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Foreign Revenues (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Frequency Control Devices - Significant Foreign Revenues: |  |
Revenues from Operations | $ 23,013 us-gaap_Revenues | $ 26,201 us-gaap_Revenues
Portion of foreign sales (in hundredths) | 10.00%lgl_PortionOfForeignSales |
China [Member] |  |
Frequency Control Devices - Significant Foreign Revenues: |  |
Revenues from Operations | 2,604 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = country_CN | 3,504 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = country_CN
Hong Kong [Member} |  |
Frequency Control Devices - Significant Foreign Revenues: |  |
Revenues from Operations | 604 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = country_HK | 1,448 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = country_HK
Malaysia [Member] |  |
Frequency Control Devices - Significant Foreign Revenues: |  |
Revenues from Operations | 3,018 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = country_MY | 4,079 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = country_MY
All other foreign countries [Member] |  |
Frequency Control Devices - Significant Foreign Revenues: |  |
Revenues from Operations | 3,231 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = lgl_AllOtherForeignCountriesMember | 3,373 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = lgl_AllOtherForeignCountriesMember
Foreign [Member] |  |
Frequency Control Devices - Significant Foreign Revenues: |  |
Revenues from Operations | $ 9,457 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = lgl_ForeignMember | $ 12,404 us-gaap_Revenues / us-gaap_StatementGeographicalAxis = lgl_ForeignMember

X
- Definition . + References No definition available. + Details
Name: | lgl_PortionOfForeignSales
Namespace Prefix: | lgl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_GeographicAreasRevenuesFromExternalCustomersAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
Name: | us-gaap_Revenues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementGeographicalAxis=country_CN
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=country_HK
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=country_MY
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=lgl_AllOtherForeignCountriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=lgl_ForeignMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |