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Note D - Financing Arrangements | 12 Months Ended
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Dec. 31, 2012
Debt Disclosure [Text Block] | Note D- Financing Arrangements On December 17, 2012, the Company borrowed $17.0 million under an unsecured bank loan agreement to finance the acquisition of American Turbine. The loan bears interest at LIBOR plus 0.75%, adjustable and payable monthly, and matures in November 2013. On October 1, 2010, the Company borrowed $35.0 million under an unsecured bank loan agreement to help finance the acquisition of National Pump Company. The loan bears interest at LIBOR plus 0.75%, adjustable and payable monthly, and matures in November 2013 after being extended in 2011 and 2012 through first and second amendments to the loan agreement, respectively. At December 31, 2012 and 2011, $5.0 million and $10.0 million were outstanding against this agreement, respectively. The Company may borrow up to $20.0 million with interest at LIBOR plus 0.75% or at alternative rates as selected by the Company under an unsecured bank line of credit which matures in November 2013. At December 31, 2012 and 2011, $19.3 million and $20.0 million, respectively, was available for borrowing after deducting $700,000 in outstanding letters of credit in 2012. The Company also has a $10.0 million unsecured bank line of credit with interest at LIBOR plus 0.75% payable monthly which matures in May 2013. At December 31, 2012 and 2011, $4.9 million and $5.0 million, respectively, was available for borrowing after deducting $5.1 million and $5.0 million in outstanding letters of credit, respectively. The financing arrangements described above contain nominal restrictive covenants, including limits on additional borrowings and maintenance of certain operating and financial ratios. At December 31, 2012, the Company was in compliance with all requirements. Interest expense, which approximates interest paid, was $122,000, $179,000 and $175,000 in 2012, 2011 and 2010, respectively. The Company has operating leases for certain offices, manufacturing facilities, land, office equipment and automobiles. Rental expense relating to operating leases was $1.1 million, $866,000 and $852,000 in 2012, 2011 and 2010, respectively. The future minimum lease payments due under these operating leases as of December 31, 2012 are:
2013 |  |  | 2014 |  |  | 2015 |  |  | 2016 |  |  | 2017 |  |  | Thereafter |  |  | Total |
$ | 919 |  |  | $ | 781 |  |  | $ | 398 |  |  | $ | 356 |  |  | $ | 218 |  |  | $ | 1,410 |  |  | $ | 4,082 |

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- 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20,22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 2, 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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