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Note A - Summary of Significant Accounting Policies (Details) - Amortization of Intangible Assets Lives | 12 Months Ended
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Dec. 31, 2013
Minimum [Member] | Technology And Drawings [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful lives of finite-lived intangible assets | 15 years
Minimum [Member] | Customer Relationships [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful lives of finite-lived intangible assets | 9 years
Minimum [Member] | Other Intangible Assets [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful lives of finite-lived intangible assets | 2 years
Maximum [Member] | Technology And Drawings [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful lives of finite-lived intangible assets | 20 years
Maximum [Member] | Customer Relationships [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful lives of finite-lived intangible assets | 10 years
Maximum [Member] | Other Intangible Assets [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful lives of finite-lived intangible assets | 18 years

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

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration