Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2018

Fair Value Disclosures [Abstract]

Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

The Company's financial assets and liabilities measured at fair value on a recurring basis as of March 31, 2018 were as follows (in thousands):

	Fair Value at March 31, 2018		Fair Value Measurement Using
			Level 1		Level 2
Assets:
Cash	$	1,639,586	$	1,639,586	$	—
Money market and deposit accounts	384,222		384,222		—
Publicly traded equity securities	6,755		6,755		—
Certificates of deposit	32,451		—		32,451
Derivative instruments (1)	8,985		—		8,985
Total	$	2,071,999	$	2,030,563	$	41,436
Liabilities:
Derivative instruments (1)	$	39,984	$	—	$	39,984
Total	$	39,984	$	—	$	39,984

⁽¹⁾  Includes both foreign currency embedded derivatives and foreign currency forward contracts. Amounts are included within other current assets, other assets, others current liabilities and other liabilities in the Company’s accompanying condensed consolidated balance sheet.

The Company's financial assets and liabilities measured at fair value on a recurring basis as of December 31, 2017 were as follows (in thousands):

	Fair Value at December 31, 2017		Fair Value Measurement Using
			Level 1		Level 2
Assets:
Cash	$	985,382	$	985,382	$	—
Money market and deposit accounts	427,135		427,135		—
Publicly traded equity securities	6,163		6,163		—
Certificates of deposit	31,351		—		31,351
Derivative instruments (1)	8,285		—		8,285
Total	$	1,458,316	$	1,418,680	$	39,636
Liabilities:
Derivative instruments (1)	$	40,847	$	—	$	40,847
Total	$	40,847	$	—	$	40,847

⁽¹⁾  Includes both foreign currency embedded derivatives and foreign currency forward contracts. Amounts are included within other current assets, other assets, other current liabilities and other liabilities in the Company's accompanying condensed consolidated balance sheet.