Details of Selected Balance Sheet Accounts

6 Months Ended

Jun. 30, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Details of Selected Balance Sheet Accounts

Details of Selected Balance Sheet Accounts

Inventories

The following table is a summary of inventories (in thousands):	June 30, 2016			December 31, 2015
Raw materials and subassemblies	$	34,430		$	34,949
Work-in-process	9,442			8,478
Finished goods	14,577			13,769
Reserve for excess and obsolete inventories	(24,072		)	(24,475		)
Total	$	34,377		$	32,721

Other Long-term Liabilities

The following table is a summary of other long-term liabilities (in thousands):	June 30, 2016		December 31, 2015
Accrual for loss contingency related to legal proceedings (Footnote 7)	$	22,000	$	22,000
Deferred rents	13,297		13,394
Facility restructuring accrual	2,410		3,006
Deferred income tax liability	5,186		4,734
Other long-term liabilities	1,158		1,231
Total	$	44,051	$	44,365