SHORT-TERM INVESTMENTS (Tables)

6 Months Ended

Sep. 30, 2020

Investments, Debt and Equity Securities [Abstract]

Schedule of Short-term Investments

Our Short-term investments consisted of the following:

	September 30, 2020
			Gross Unrealized
	Cost or Amortized Cost		Gains		Losses		Fair Value
Short-term investments
Bank time deposits	$	409,239	$	—	$	—	$	409,239
Available-for-sale securities:
Corporate bonds	517,663		2,193		(211)		519,645
US Treasuries	33,035		162		—		33,197
Asset-backed securities	945		5		—		950
Commercial paper	77,755		—		—		77,755
Total Short-term investments	$	1,038,637	$	2,360	$	(211)	$	1,040,786

	March 31, 2020
			Gross Unrealized
	Cost or Amortized Cost		Gains		Losses		Fair Value
Short-term investments
Bank time deposits	$	191,000	$	—	$	—	$	191,000
Available-for-sale securities:
Corporate bonds	337,752		307		(3,428)		334,631
US Treasuries	30,481		338		—		30,819
Commercial paper	87,553		—		—		87,553
Total short-term investments	$	646,786	$	645	$	(3,428)	$	644,003

Summary of the Contracted Maturities of Short-Term Investments

The following table summarizes the contracted maturities of our short-term investments at September 30, 2020:

	September 30, 2020
	Amortized Cost		Fair Value
Short-term investments
Due in 1 year or less	$	828,987	$	830,369
Due in 1 - 2 years	208,705		209,467
Due in 2 - 3 years	945		950
Total short-term investments	$	1,038,637	$	1,040,786