WARRANTIES (Tables)

12 Months Ended

Dec. 31, 2013

Product Warranties Disclosures [Abstract]

Changes in entity's product warranty liability

Information regarding changes in the Company's product warranty liability for the years ended December 31, 2013 and 2012 is as follows (in thousands):

	Amount
Balance as of December 31, 2011	$	1,500
Additions charged to cost of product sales	611
Repairs and replacements	(1,309		)
Balance as of December 31, 2012	$	802
Additions charged to cost of product sales	1,172
Repairs and replacements	(277		)
Balance as of December 31, 2013	$	1,697