Supplementary Balance Sheet Information

9 Months Ended

Sep. 30, 2011

Supplementary Balance Sheet Information

6. Supplementary Balance Sheet Information

The following tables provide the details of selected balance sheet items as of the periods indicated:

Inventories

	September 30, 2011		December 31, 2010
	(In thousands)
Raw materials	$	37,467	$	37,315
Work-in-process		19,447		16,613
Finished goods		10,055		10,261
Demo inventory		2,036		1,249
Consigned inventory		1,912		1,283
Total inventories	$	70,917	$	66,721

Prepaid Expenses and Other Current Assets

	September 30, 2011		December 31, 2010
	(In thousands)
Prepaid expenses	$	4,349	$	4,803
Other current assets		1,308		777
Total	$	5,657	$	5,580

Other Accrued Expenses

	September 30, 2011		December 31, 2010
	(In thousands)
Accrued interest	$	1,118	$	1,647
Accrued warranty		3,708		3,977
Accrued professional fees		1,641		2,165
Accrued third party sales commissions		483		497
Customer deposits		2,259		1,241
Accrued restructuring, current portion		928		797
Deferred rent, current portion		1,325		1,325
Accrued VAT		319		540
Other		2,172		2,528
Total	$	13,953	$	14,717

Accrued Warranty

	Nine Months Ended
	September 30, 2011			October 2, 2010
	(In thousands)
Balance at beginning of period	$	3,977		$	3,140
Charged to costs and expenses		2,386			3,062
Use of provision		(2,673	)		(2,387	)
Foreign currency exchange rate changes		18			8
Balance at end of period	$	3,708		$	3,823

Other Liabilities

	September 30, 2011		December 31, 2010
	(In thousands)
Deferred rent	$	1,154	$	2,151
Accrued PIK		—		269
Total	$	1,154	$	2,420