Business Combinations - Narrative (Details) $ / shares in Units, $ in Thousands			9 Months Ended
	Jun. 08, 2021 USD ($) $ / shares shares	Dec. 22, 2020 USD ($) $ / shares shares	Dec. 31, 2021 USD ($) business	Mar. 31, 2021 USD ($)
Business Acquisition [Line Items]
Number of businesses acquired | business			1
Preliminary purchase price allocation, goodwill			$ 163,677	$ 144,253
CodeStream Inc.
Business Acquisition [Line Items]
Aggregate purchase price of acquisition	$ 28,600
Aggregate purchase price, cash paid	15,100
Cash held in escrow	$ 7,300
Held in escrow period	18 months
Number of shares issued to acquire capital stock (in shares) | shares	202,561
Aggregate fair value of common stock	$ 13,500
Fair value of shares issued to acquire capital stock (in usd per share) | $ / shares	$ 66.58
Holdback arrangement, common stock (in shares) | shares	199,492
Amount excluded from the aggregate purchase price	$ 13,300
Vesting period	42 months
CodeStream Inc. | Technology
Business Acquisition [Line Items]
Acquired technology, estimated useful life	3 years
Acquired technology	$ 10,300
Pixie Labs Inc.
Business Acquisition [Line Items]
Aggregate purchase price of acquisition		$ 107,900
Aggregate purchase price, cash paid		45,600
Cash held in escrow		$ 15,000
Held in escrow period		12 months
Number of shares issued to acquire capital stock (in shares) | shares		884,269
Fair value of shares issued to acquire capital stock (in usd per share) | $ / shares		$ 70.53
Common stock fair value		$ 62,400
Preliminary purchase price allocation, goodwill		$ 99,100
Pixie Labs Inc. | Technology
Business Acquisition [Line Items]
Acquired technology, estimated useful life		3 years
Acquired technology		$ 4,800