Note G: Warranties

We generally provide a two to five year warranty on product sales. Reserves to honor warranty claims are estimated and recorded at the time of sale based on historical claim information and are analyzed and adjusted periodically based on claim trends.

Warranty liability and related activity consisted of the following (in thousands):

	Three-Month Periods Ended March 31,
	2018			2017

Beginning balance	$	858		$	1,223
Warranty provisions		30			10
Warranty claims		(11	)		(60	)
Adjustments to preexisting warranties		(102	)		(51	)
Currency		2			2
Ending balance	$	777		$	1,124