FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES (Tables)

6 Months Ended

Jun. 30, 2018

FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES

Schedule of financial assets and liabilities recorded at fair value on a recurring basis

June 30, 2018	Level 1		Level 2			Level 3		Total
Cash	$	358,788	$	-		$	-	$	358,788
Money market funds	299,949		-			-		299,949
Commercial paper	-		16,127			-		16,127
Municipal securities	-		148,997			-		148,997
U.S. government agency securities	-		46,919			-		46,919
Foreign currency derivatives	-		(996		)	-		(996		)
Total	$	658,737	$	211,047		$	-	$	869,784
Amounts included in:
Cash and cash equivalents	$	658,737	$	950		$	-	$	659,687
Short-term investments	-		211,093			-		211,093
Accounts receivable, net	-		21			-		21
Investments	-		-			-		-
Accrued liabilities	-		(1,017		)	-		(1,017		)
Total	$	658,737	$	211,047		$	-	$	869,784
December 31, 2017	Level 1		Level 2			Level 3		Total
Cash	$	310,885	$	-		$	-	$	310,885
Money market funds	112,848		-			-		112,848
Certificates of deposit	-		15,720			-		15,720
Commercial paper	-		99,903			-		99,903
Variable rate demand notes	-		49,954			-		49,954
Municipal securities	-		529,984			-		529,984
U.S. government agency securities	-		81,230			-		81,230
U.S. Treasuries	-		3,397			-		3,397
Foreign currency derivatives	-		(1,484		)	-		(1,484		)
Total	$	423,733	$	778,704		$	-	$	1,202,437
Amounts included in:
Cash and cash equivalents	$	423,733	$	104,889		$	-	$	528,622
Short-term investments	-		672,933			-		672,933
Accounts receivable, net	-		95			-		95
Investments	-		2,366			-		2,366
Accrued liabilities	-		(1,579		)	-		(1,579		)
Total	$	423,733	$	778,704		$	-	$	1,202,437