Note 8 - Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Prepaid Expenses and Other Current Assets [Table Text Block]

	December 31
	2012		2011
Prepaid expenses	$	848	$	1,122
Interest receivable		527		424
Other receivable		48		39
Value-added-tax recoverable		25		33
Deferred income tax assets		26		84
Other		483		526
	$	1,957	$	2,228