FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2016

Fair Value Disclosures [Abstract]

Financial Assets and Liabilities Measured at Fair Value

The following tables show the fair values of the Company’s financial assets and liabilities measured at fair value as of March 31, 2016 and December 31, 2015:

	As of March 2016
	Balance		Level 1		Level 2		Level 3
Cash and cash equivalents	$	244,877	$	244,877	$	—	$	—
Time deposits and restricted cash	238		—		238		—
Employee loans	5,885		—		—		5,885
Total assets measured at fair value	$	251,000	$	244,877	$	238	$	5,885
Performance-based equity awards	$	6,849	$	—	$	—	$	6,849
Cash-settled restricted stock units	75		75		—		—
Total liabilities measured at fair value	$	6,924	$	75	$	—	$	6,849

	As of December 2015
	Balance		Level 1		Level 2		Level 3
Cash and cash equivalents	$	199,449	$	199,449	$	—	$	—
Time deposits and restricted cash	30,419		—		30,419		—
Employee loans	6,338		—		—		6,338
Total assets measured at fair value	$	236,206	$	199,449	$	30,419	$	6,338
Performance-based equity awards	$	5,364	$	—	$	—	$	5,364
Total liabilities measured at fair value	$	5,364	$	—	$	—	$	5,364

Reconciliation of Liabilities Measured on Recurring Basis, Unobservable Input

A reconciliation of the beginning and ending balances of acquisition-related contractual contingent liabilities using significant unobservable inputs (Level 3) for the three months ended March 31, 2016, is as follows:

	Amount
Contractual contingent liabilities at January 1, 2016	$	5,364
Liability-classified stock-based awards	1,287
Changes in fair value of contractual contingent liabilities included in earnings	198
Contractual contingent liabilities at March 31, 2016	$	6,849