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Note D - Concentration of Risk (Details) (USD $) | Dec. 31, 2014 | Dec. 31, 2013
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Risks and Uncertainties [Abstract] |  |
Cash, Uninsured Amount | $ 586,000 us-gaap_CashUninsuredAmount | $ 1,535,000 us-gaap_CashUninsuredAmount

X
- Definition The amount of cash as of the balance sheet date that is not insured by the Federal Deposit Insurance Corporation. + References No definition available. + Details
Name: | us-gaap_CashUninsuredAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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