Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2014

Fair Value Disclosures [Abstract]

Schedule of Fair Value of Assets and Liabilities Measured on Recurring Basis

Assets and liabilities of the Company are measured at fair value on a recurring basis as of September 30, 2014 and are summarized as follows:

			Fair Value Measurements at Reporting Date Using
Description	Total September 30, 2014		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash equivalents:
Money market funds	$	78,268	$	78,268	$	—	$	—
Time deposits and certificates of deposit		8,239		—		8,239		—
Bankers’ acceptance drafts		83		—		83		—
Available-for-sale securities:
Bankers’ acceptance drafts		765		—		765		—
Time deposits and certificates of deposit		40,722		—		40,722		—
Commercial paper		9,691		—		9,691		—
Asset-backed securities		63,986		—		63,986		—
Corporate obligations		76,336		—		76,336		—
Municipal bonds		3,356		—		3,356		—
U.S. agency obligations		79,935		—		79,935		—
Derivatives – currency forward contracts		1,042		—		1,042		—
Total assets	$	362,423	$	78,268	$	284,155	$	—
Liabilities:
Derivatives – currency forward contracts	$	88	$	—	$	88	$	—
Reported as follows:
Assets:
Cash and cash equivalents(1)	$	86,590	$	78,268	$	8,322	$	—
Short-term investments		140,042		—		140,042		—
Other current assets		1,042		—		1,042		—
Total current assets	$	227,674	$	78,268	$	149,406	$	—
Long-term investments	$	134,749	$	—	$	134,749	$	—
Liabilities:
Other current liabilities	$	88	$	—	$	88	$	—

(1) The cash and cash equivalent amounts presented in the table above do not include cash of $201,135 and non-negotiable time deposits of $7,731 as of September 30, 2014.

Assets and liabilities of the Company are measured at fair value on a recurring basis as of December 31, 2013 and are summarized as follows:

			Fair Value Measurements at Reporting Date Using
Description	Total December 31, 2013		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash equivalents
Money market funds	$	38,166	$	38,166	$	—	$	—
Time deposits and certificates of deposit		7,050		—		7,050		—
Bankers’ acceptance drafts		32		—		32		—
Commercial paper		3,350		—		3,350		—
Trading securities:
Mutual funds		1,000		1,000		—		—
Available-for-sale securities:
Bankers’ acceptance drafts		491		—		491		—
Time deposits and certificates of deposit		65,043		—		65,043		—
Commercial paper		53,434		—		53,434		—
Corporate obligations		18,351		—		18,351		—
U.S. agency obligations		222,801		—		222,801		—
Derivatives – currency forward contracts		920		—		920		—
Total assets	$	410,638	$	39,166	$	371,472	$	—
Liabilities:
Derivatives – currency forward contracts	$	656	$	—	$	656	$	—
Reported as follows:
Assets:
Cash and cash equivalents (1)	$	48,598	$	38,166	$	10,432	$	—
Short-term investments		300,715		1,000		299,715		—
Other current assets		920		—		920		—
Total current assets	$	350,233	$	39,166	$	311,067	$	—
Long-term investments	$	60,405	$	—	$	60,405	$	—
Liabilities:
Other current liabilities	$	656	$	—	$	656	$	—

(1) The cash and cash equivalent amounts presented in the table above do not include cash of $234,675 and non-negotiable time deposits of $5,629 as of December 31, 2013.