Note I - Deferred Revenue	12 Months Ended
Dec. 31, 2014
Deferred Revenue Disclosure [Abstract]
Deferred Revenue Disclosure [Text Block]	NOTE I—DEFERRED REVENUE Deferred revenue represents unearned revenue on maintenance contracts. Maintenance contracts include provisions for unspecified when-and-if available product updates and customer telephone support services, and are recognized ratably over the term of the service period. At December 31, 2014 and 2013, amounts in deferred revenue were approximately $429,000 and $528,000, respectively.

The entire disclosure for deferred revenues at the end of the reporting period, and description and amounts of significant changes that occurred during the reporting period. Deferred revenue is a liability as of the balance sheet date related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section 45

-Paragraph 8

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6935-107765

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 13

-Section A

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 13.A.3(b).Q1(c),(b).Q2,(c).Q3)

-URI http://asc.fasb.org/extlink&oid=27012821&loc=d3e214044-122780

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Balance Type:	na
Period Type:	duration