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Note G - Earnings per Share Data (Tables)

6 Months Ended

Jun. 30, 2012

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

		Three Months Ended June 30,								Six Months Ended June 30,
		2012				2011				2012				2011
Basic weighted-average shares			23,107				24,269				23,349				24,242
Conversion of unsecured loan notes			7				7				7				7
Unexercised options and RSUs			870				633				766				651
Diluted weighted-average shares			23,984				24,909				24,122				24,900

X

- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations.

+ References

No definition available.

+ Details

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