Segment Reporting, Geographic Information, and Significant Customers - Summary of Customers Comprising More Than 10% in Net Revenue (Detail) (Net Revenues [Member])	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Total	47.00%	24.00%	32.00%
Samsung Electronics [Member]
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Total	47.00%	24.00%	20.00%
Customer B [Member]
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Total			12.00%
Customer C [Member]
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Total
Customer D [Member]
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Total
Customer E [Member]
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Total
Customer F [Member]
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Total