PRODUCT WARRANTY COSTS AND INVENTORY VALUATION RESERVES (Tables)

6 Months Ended

Jun. 30, 2014

Guarantees [Abstract]

Roll-forward of Warranty Reserve

A roll-forward of the warranty reserve follows:

	Six Months			Year
	Ended			Ended
	June 30,			December 31,
	2014			2013
	(in thousands)
Accrued product warranty costs, beginning of period	$	1,113		$	1,040
Warranty provision		1,085			2,100
Warranty expenditures		(1,345	)		(2,027	)
Accrued product warranty costs, end of period	$	853		$	1,113

Roll-forward of Liquidation Reserve Classified as Contra Inventory

A roll-forward of the liquidation reserve, which is classified as a contra inventory item on the balance sheet, follows:

	Six Months			Year
	Ended			Ended
	June 30,			December 31,
	2014			2013
	(in thousands)
Liquidation reserve, beginning of period	$	1,004		$	1,134
Liquidation provision		1,192			2,379
Liquidation of models		(1,047	)		(2,509	)
Liquidation reserve, end of period	$	1,149		$	1,004

Roll-forward of NRV Reserve Classified as Contra Inventory

A roll-forward of the NRV reserve, which is classified as a contra inventory item on the balance sheet, follows:

	Six Months			Year
	Ended			Ended
	June 30,			December 31,
	2014			2013
	(in thousands)
Net realizable reserve, beginning of period	$	383		$	263
NRV provision		311			599
NRV write-offs		(310	)		(479	)
Net realizable reserve, end of period	$	384		$	383