FAIR VALUE MEASUREMENTS (Tables)

6 Months Ended

Jun. 30, 2020

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured and Carried at Fair Value

The tables below present information about the Company’s financial assets and liabilities that are measured and carried at fair value and indicate the level within the fair value hierarchy of valuation techniques it utilizes to determine such fair value: 

	Fair Value Measurement as of June 30, 2020
	Total		Level 1		Level 2		Level 3
	(in thousands)
Assets
Money market funds	$	810,146	$	810,146	$	—	$	—
Government and government agency bonds		927,471		927,471		—		—
Strategic equity investments		33,344		3,344		—		30,000
Certificates of deposit		1,001		1,001		—		—
Total assets	$	1,771,962	$	1,741,962	$	—	$	30,000
Liabilities
Contingent consideration	$	5,200	$	—	$	—	$	5,200
Total liabilities	$	5,200	$	—	$	—	$	5,200

	Fair Value Measurement as of December 31, 2019
	Total		Level 1		Level 2		Level 3
	(in thousands)
Assets
Money market funds	$	203,410	$	203,410	$	—	$	—
Government and government agency bonds		809,159		809,159		—		—
Strategic equity investments		31,937		1,937		—		30,000
Certificates of deposit		1,001		1,001		—		—
Total assets	$	1,045,507	$	1,015,507	$	—	$	30,000
Liabilities
Contingent consideration	$	5,200	$	—	$	—	$	5,200
Total liabilities	$	5,200	$	—	$	—	$	5,200