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Concentration of Credit Risk	3 Months Ended
	Mar. 31, 2018
Risks and Uncertainties [Abstract]
Concentration of Credit Risk	NOTE J – CONCENTRATION OF CREDIT RISK We maintain the majority of our cash at one financial institution. At March 31, 2018, our uninsured cash balance was approximately $1.1 million. We do not currently have any debt obligations with variable interest rates.

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- Definition

The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-URI http://asc.fasb.org/topic&trid=2134479

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- References

No definition available.

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