BALANCE SHEET DETAILS

At December 31, 2015 and 2014, we had restricted cash of $1.8 million and $2.0 million, respectively, which is primarily related to secured standby letters of credit for our long-term leases. Accordingly, such amounts are classified as long term in the accompanying consolidated balance sheets. See Note 7. Commitments and Contingencies for additional details related to the standby letters of credit.

Components of inventories as of December 31 are shown below (in thousands):



	2015		2014
Inventories:
Purchased parts and raw materials	$	33,624	$	28,143
Work-in-process	12,793		10,832
Finished goods	3,603		1,604
	$	50,020	$	40,579

Components of prepaid expenses and other current assets as of December 31 are shown below (in thousands):



	2015		2014
Prepaid expenses and other current assets:
Value-added tax	$	3,194	$	4,184
Other current assets	2,863		5,583
	$	6,057	$	9,767

Components of property and equipment as of December 31 are shown below (in thousands):



	2015			2014
Property and equipment, net:
Machinery and equipment	$	41,463		$	40,777
Furniture and fixtures	8,531			9,079
Leasehold improvements	16,396			17,646
	66,390			67,502
Less: accumulated depreciation	(58,154		)	(59,968		)
	$	8,236		$	7,534

Components of other current liabilities as of December 31 are shown below (in thousands):



	2015		2014
Other current liabilities:
Warranty	$	3,040	$	2,803
Value-added tax	1,250		1,547
Accrued restructuring charge - current	8		366
Other	1,897		1,914
	$	6,195	$	6,630