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Note K - Contingencies (Tables)

6 Months Ended

Jun. 30, 2012

Schedule of Product Warranty Liability [Table Text Block]

		Six Months Ended June 30,
		2012				2011
Aggregate product warranty liability at beginning of period		$	313			$	215
Net aggregate expense related to product warranties			415				100
Aggregate reductions for payments			(213	)			(112	)
Aggregate product warranty liability at end of period		$	515			$	203

X

- Definition

Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249

+ Details

Name:	us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration