Credit Facilities	9 Months Ended
Sep. 30, 2014
Debt Disclosure [Abstract]
Credit Facilities	Note F: Credit Facilities On May 12, 2014, the Company entered into a revolving line of credit with Alliance Bank. This revolving line of credit agreement and related documents (collectively, “Alliance Credit Agreement”) with Alliance Bank provide up to $5.0 million of credit. The Alliance Credit Agreement expires in May 2015 and bears interest at a fixed annual rate of 3.95%. Any advances are secured by inventories, accounts receivable, cash, marketable securities, and equipment. We are subject to certain covenants under the Alliance Credit Agreement. At September 30, 2014 we had no borrowings under the Alliance Credit Agreement, and we were in compliance with all financial covenants. Prior to May 12, 2014, we had a revolving line of credit with Associated Bank, National Association (“Associated Bank”) that was initially entered into as of May 1, 2008. We requested, and Associated Bank granted, a termination to the Credit Agreement effective on May 12, 2014 in connection with the revolving line of credit from Alliance Bank described above.

- Definition

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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