Cash and Cash Equivalents (Tables)

12 Months Ended

Dec. 31, 2016

Cash and Cash Equivalents [Abstract]

Schedule of Cash and Cash Equivalents

The following table presents for each reported period, the breakdown of cash and cash equivalents:  

	Year Ended December 31,
	2015		2016
	(in thousands)
Money market funds	$	54,188	$	31,688
Interest-bearing bank deposits	114,127		88,091
Cash and cash equivalents	185,222		150,538
Total Cash and cash equivalents	$	353,537	$	270,317

Schedule of Financial Liabilities and Cash and Cash Equivalents Allocation by Currency

The following table shows the allocation by currency of our financial liabilities and cash and cash equivalents:

			Currency
	Carrying value		EUR		GBP		USD		CNY		JPY		KRW		Other
	(in thousands)
Borrowings	$	82,921	$	3,289	$	—	$	75,253	$	4,379	$	—	$	—	$	—
Other financial liabilities	691		450		—		241		—		—		—		—
Financial derivatives	1,968		1,968		—		—		—		—		—		—
Financial liabilities	85,580		5,707		—		75,494		4,379		—		—		—
Cash and cash equivalents	$	270,317	$	197,997	$	2,887	$	29,636	$	3,074	$	17,316	$	2,531	$	16,876