Note N - Other Income and Expense (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Other Nonoperating Income (Expense) [Table Text Block]

	Year ended December 31,
	2019			2018			2017
Foreign exchange transaction gain (loss)	$	20		$	663		$	(2,012	)
Government subsidy income		1,614			934			211
Other non-operating gain		219			224			110
Loss on disposal of assets		(13	)		(7	)		(97	)
Total other income (expense), net	$	1,840		$	1,814		$	(1,788	)