FAIR VALUE MEASUREMENTS (Tables)

9 Months Ended

Sep. 30, 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 September 30, 2016 and December 31, 2015:

	As of September 30, 2016
	Balance		Level 1		Level 2		Level 3
Cash and cash equivalents	$	330,627	$	330,627	$	—	$	—
Time deposits and restricted cash	236		—		236		—
Employee loans	5,981		—		—		5,981
Total assets measured at fair value	$	336,844	$	330,627	$	236	$	5,981
Contingent consideration	$	800	$	—	$	—	$	800
Performance-based equity awards	2,359		—		—		2,359
Cash-settled restricted stock units	1,676		1,676		—		—
Total liabilities measured at fair value	$	4,835	$	1,676	$	—	$	3,159

	As of December 31, 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 nine months ended September 30, 2016, is as follows:

	Amount
Contractual contingent liabilities at January 1, 2016	$	5,364
Acquisition date fair value of contractual contingent liabilities - Other acquisitions	800
Liability-classified stock-based awards	3,861
Changes in fair value of contractual contingent liabilities included in earnings	1,089
Settlements of contractual contingent liabilities — stock	(7,955		)
Contractual contingent liabilities at September 30, 2016	$	3,159