FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES (Tables)

6 Months Ended

Jun. 30, 2017

FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES

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

June 30, 2017	Level 1		Level 2			Level 3		Total
Cash	$	311,631	$	-		$	-	$	311,631
Money market funds	363,656		-			-		363,656
Certificates of deposit	-		57,756			-		57,756
Commercial paper	-		90,257			-		90,257
Variable rate demand notes	-		32,905			-		32,905
Municipal securities	-		234,558			-		234,558
U.S. government agency securities	-		59,382			-		59,382
Foreign currency derivatives	-		482			-		482
Total	$	675,287	$	475,340		$	-	$	1,150,627
Amounts included in:
Cash and cash equivalents	$	675,287	$	102,368		$	-	$	777,655
Short-term investments	-		323,851			-		323,851
Accounts receivable, net	-		853			-		853
Investments	-		48,639			-		48,639
Accrued liabilities	-		(371		)	-		(371		)
Total	$	675,287	$	475,340		$	-	$	1,150,627
December 31, 2016	Level 1		Level 2			Level 3		Total
Cash	$	278,972	$	-		$	-	$	278,972
Money market funds	76,112		-			-		76,112
Commercial paper	-		47,855			-		47,855
Variable rate demand notes	-		13,923			-		13,923
Municipal securities	-		157,617			-		157,617
U.S. government agency securities	-		26,051			-		26,051
Foreign currency derivatives	-		(528		)	-		(528		)
Total	$	355,084	$	244,918		$	-	$	600,002
Amounts included in:
Cash and cash equivalents	$	355,084	$	22,498		$	-	$	377,582
Short-term investments	-		220,554			-		220,554
Accounts receivable, net	-		236			-		236
Investments	-		2,394			-		2,394
Accrued liabilities	-		(764		)	-		(764		)
Total	$	355,084	$	244,918		$	-	$	600,002