3. Accrued product warranty liability

9 Months Ended

Sep. 30, 2013

Product Warranties Disclosures [Abstract]

Product Warranty Disclosure [Text Block]

3. Accrued product warranty liability

We generally warrant our products for up to 36 months and record the estimated cost of such product warranties at the time the sale is recorded. Estimated warranty costs are based upon actual past experience of product repairs and the related estimated cost of labor and material to make the necessary repairs.

The following table summarizes the activity recorded in the accrued product warranty liability during the nine months ended September 30, 2013:

	(In thousands)
Balance, beginning of period	$	274
Warranties issued		408
Warranty settlements		(292)
Balance, end of period	$	390

Approximately $90,000 of the accrued product warranty liability is classified as long-term in Other liabilities at September 30, 2013 in the Condensed Consolidated Balance Sheets.