FAIR VALUE MEASUREMENTS (Tables)

9 Months Ended

Sep. 30, 2017

Financial Liabilities Measured at Fair Value on Recurring Basis

The following tables show the fair values of the Company’s financial liabilities measured at fair value on a recurring basis as of September 30, 2017 and December 31, 2016:



	As of September 30, 2017
	Balance		Level 1		Level 2		Level 3
Cash-settled restricted stock units	$	2,890	$	2,890	—		—
Total liabilities measured at fair value on a recurring basis	$	2,890	$	2,890	$	—	$	—



	As of December 31, 2016
	Balance		Level 1		Level 2		Level 3
Performance-based equity awards	$	3,789	$	3,789	$	—	$	—
Cash-settled restricted stock units	2,111		2,111		—		—
Total liabilities measured at fair value on a recurring basis	$	5,900	$	5,900	$	—	$	—

Financial Assets and Liabilities Not Measured on Recurring Basis

The following tables present the reported amounts and estimated fair values of the financial assets and liabilities for which disclosure of fair value is required, as they would be categorized within the fair value hierarchy, as of the dates indicated:



					Fair Value Hierarchy
	Balance		Estimated Fair Value		Level 1		Level 2		Level 3
September 30, 2017
Financial Assets:
Cash and cash equivalents	$	512,493	$	512,493	$	512,493	$	—	$	—
Restricted cash and time deposits	$	1,081	$	1,081	$	—	$	1,081	$	—
Employee loans	$	4,855	$	4,855	$	—	$	—	$	4,855
Financial Liabilities:
Long-term debt	$	25,016	$	25,016	$	—	$	25,016	$	—



					Fair Value Hierarchy
	Balance		Estimated Fair Value		Level 1		Level 2		Level 3
December 31, 2016
Financial Assets:
Cash and cash equivalents	$	362,025	$	362,025	$	362,025	$	—	$	—
Restricted cash and time deposits	$	3,042	$	3,042	$	—	$	3,042	$	—
Employee loans	$	5,978	$	5,978	$	—	$	—	$	5,978
Financial Liabilities:
Long-term debt	$	25,019	$	25,019	$	—	$	25,019	$	—