COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2014

Commitments and Contingencies Disclosure [Abstract]

Summary of Changes in Product Warranty Accrual

The following table summarizes changes in our product warranty accrual for the years ended December 31 (in thousands):

	2014			2013			2012
Beginning balance	$	1,786		$	1,691		$	3,419
Warranties issued in the period	2,783			2,031			2,242
Costs to service warranties	(3,059		)	(1,981		)	(4,286		)
Warranty accrual adjustments	1,293			45			316
Ending balance	$	2,803		$	1,786		$	1,691

Schedule of Minimum Annual Lease Commitments with Respect to Operating Leases

We hold various operating leases related to our worldwide facilities and equipment. Our minimum annual lease commitments with respect to our operating leases were as follows as of December 31, 2014 (in thousands):

Year Ending December 31,	Minimum Future Lease Payments		Sublease Rental Income			Minimum Future Lease Payments
2015	$	3,356	$	(179	)	$	3,177
2016	2,774		—			2,774
2017	3,054		—			3,054
2018	717		—			717
2019	716		—			716
Thereafter	716		—			716
	$	11,333	$	(179	)	$	11,154