Fair Value Measurements (Tables)

6 Months Ended

Sep. 30, 2017

Information about Financial Assets Measured at Fair Value on Recurring Basis

The following tables present information about the Company’s financial assets measured at fair value on a recurring basis as of September 30, 2017 and March 31, 2017 based on the three-tier fair value hierarchy (in thousands):



	Fair Value Measurements as of September 30, 2017
	Level 1		Level 2		Level 3		Total
Cash and cash equivalents:
Money market funds	$	40,666	$	—	$	—	$	40,666
Commercial paper	—		5,743		—		5,743
Short-term investments:
Certificates of deposit	—		22,559		—		22,559
Commercial paper	—		19,905		—		19,905
Corporate notes and bonds	—		13,987		—		13,987
U.S. treasury securities	21,148		—		—		21,148
U.S. government agencies	—		39,144		—		39,144
Restricted cash:
Money market funds	8,024		—		—		8,024
Total	$	69,838	$	101,338	$	—	$	171,176
Included in cash and cash equivalents							$	46,409
Included in short-term investments							$	116,743
Included in restricted cash							$	8,024

	Fair Value Measurements as of March 31, 2017
	Level 1		Level 2		Level 3		Total
Cash and cash equivalents:
Money market funds	$	36,180	$	—	$	—	$	36,180
Commercial paper	—		5,441		—		5,441
U.S. government agencies	—		2,600		—		2,600
Short-term investments:
Certificates of deposit	—		28,210		—		28,210
Commercial paper	—		10,549		—		10,549
Corporate notes and bonds	—		17,378		—		17,378
U.S. treasury securities	11,276		—		—		11,276
U.S. government agencies	—		50,688		—		50,688
Restricted cash:
Money market funds	8,115		—		—		8,115
Total	$	55,571	$	114,866	$	—	$	170,437
Included in cash and cash equivalents							$	44,221
Included in short-term investments							$	118,101
Included in restricted cash							$	8,115

Classification of Available-for-Sale Short-Term Investments by Contractual Maturities

The following table classifies the Company’s available-for-sale short-term investments by contractual maturities as of September 30, 2017 and March 31, 2017 (in thousands):



	September 30, 2017		March 31, 2017
Due within one year	$	86,155	$	92,874
Due in one to two years	30,588		25,227
Total	$	116,743	$	118,101