Certain Balance Sheet Components

12 Months Ended

Dec. 31, 2013

Balance Sheet Related Disclosures [Abstract]

Certain Balance Sheet Components

CERTAIN BALANCE SHEET COMPONENTS

The following tables provide details of selected balance sheet components (in thousands):

	December 31,
	2013		2012
Prepaid expenses and other current assets:
Prepaid Inventories (1)	$	7,500	$	—
Other Prepayments	10,823		8,736
Deferred cost of revenue	2,656		13,953
Other	542		947
	$	21,521	$	23,636

(1) In the fourth quarter of 2013, the Company made a $7.5 million advance payment for future inventory requirements to a supplier in order to secure more favorable pricing from the supplier.

	December 31,
	2013		2012
Inventories:
Raw materials	$	2,389	$	10,731
Work-in-process	976		4,347
Finished goods	33,561		49,192
	$	36,926	$	64,270

	December 31,
	2013			2012
Property and equipment:
Furniture and fixtures	$	8,227		$	7,856
Machinery and equipment	114,178			108,262
Leasehold improvements	7,888			7,612
	130,293			123,730
Less: accumulated depreciation and amortization	(95,348		)	(85,608		)
	$	34,945		$	38,122

	December 31,
	2013		2012
Accrued liabilities:
Accrued compensation	$	6,688	$	10,890
Accrued incentive compensation	9,589		7,403
Accrued warranty	3,606		4,292
Other	15,466		19,830
	$	35,349	$	42,415