Investments - Summary of Cash Equivalents, and Short term Investments (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	$ 383,674
Short-term investments, fair value	381,142
Total, amortized cost	383,674	$ 531,430
Total, gross unrealized gains	2	3
Total, gross unrealized losses	(2,534)	(437)
Total, fair value	381,142	530,996
Short-term Investments
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	306,454	247,259
Short-term investments, gross unrealized gains	1	3
Short-term investments, gross unrealized losses	(2,532)	(432)
Short-term investments, fair value	303,923	246,830
Asset-backed securities
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	25,311	12,915
Short-term investments, gross unrealized gains	0	1
Short-term investments, gross unrealized losses	(163)	(11)
Short-term investments, fair value	25,148	12,905
Certificate of deposits
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	16,291	12,076
Short-term investments, gross unrealized gains	0	0
Short-term investments, gross unrealized losses	0	0
Short-term investments, fair value	16,291	12,076
Commercial paper
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	48,961	30,691
Short-term investments, gross unrealized gains	0	0
Short-term investments, gross unrealized losses	0	0
Short-term investments, fair value	48,961	30,691
Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	205,047	179,235
Short-term investments, gross unrealized gains	1	1
Short-term investments, gross unrealized losses	(2,315)	(410)
Short-term investments, fair value	202,733	178,826
Foreign government bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	1,446	458
Short-term investments, gross unrealized gains	0	0
Short-term investments, gross unrealized losses	(5)	(1)
Short-term investments, fair value	1,441	457
Mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	723
Short-term investments, gross unrealized gains	0
Short-term investments, gross unrealized losses	(3)
Short-term investments, fair value	720
Municipal bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	361	8,418
Short-term investments, gross unrealized gains	0	1
Short-term investments, gross unrealized losses	(2)	(2)
Short-term investments, fair value	359	8,417
U.S. government bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost	8,314	2,966
Short-term investments, gross unrealized gains	0	0
Short-term investments, gross unrealized losses	(44)	(8)
Short-term investments, fair value	8,270	2,958
Variable rate demand notes
Debt Securities, Available-for-sale [Line Items]
Short-term investments, amortized cost		500
Short-term investments, gross unrealized gains		0
Short-term investments, gross unrealized losses		0
Short-term investments, fair value		500
Cash equivalents
Debt Securities, Available-for-sale [Line Items]
Cash equivalents, amortized cost	77,220	284,171
Cash equivalents, gross unrealized gains	1	0
Cash equivalents, gross unrealized losses	(2)	(5)
Cash equivalent, fair value	77,219	284,166
Commercial paper
Debt Securities, Available-for-sale [Line Items]
Cash equivalents, amortized cost	11,668	5,499
Cash equivalents, gross unrealized gains	0	0
Cash equivalents, gross unrealized losses	0	0
Cash equivalent, fair value	11,668	5,499
Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Cash equivalents, amortized cost	2,830	4,921
Cash equivalents, gross unrealized gains	0	0
Cash equivalents, gross unrealized losses	(2)	(5)
Cash equivalent, fair value	2,828	4,916
Money market funds
Debt Securities, Available-for-sale [Line Items]
Cash equivalents, amortized cost	55,238	269,251
Cash equivalents, gross unrealized gains	0	0
Cash equivalents, gross unrealized losses	0	0
Cash equivalent, fair value	55,238	269,251
Municipal bonds
Debt Securities, Available-for-sale [Line Items]
Cash equivalents, amortized cost		500
Cash equivalents, gross unrealized gains		0
Cash equivalents, gross unrealized losses		0
Cash equivalent, fair value		500
U.S. government bonds
Debt Securities, Available-for-sale [Line Items]
Cash equivalents, amortized cost	7,484	4,000
Cash equivalents, gross unrealized gains	1	0
Cash equivalents, gross unrealized losses	0	0
Cash equivalent, fair value	7,485	4,000
Level 1
Debt Securities, Available-for-sale [Line Items]
Total, fair value	87,284	288,285
Level 1 | Short-term Investments
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	24,561	15,034
Level 1 | Asset-backed securities
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	0	0
Level 1 | Certificate of deposits
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	16,291	12,076
Level 1 | Commercial paper
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	0	0
Level 1 | Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	0	0
Level 1 | Foreign government bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	0	0
Level 1 | Mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	0
Level 1 | Municipal bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	0	0
Level 1 | U.S. government bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	8,270	2,958
Level 1 | Variable rate demand notes
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value		0
Level 1 | Cash equivalents
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	62,723	273,251
Level 1 | Commercial paper
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	0	0
Level 1 | Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	0	0
Level 1 | Money market funds
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	55,238	269,251
Level 1 | Municipal bonds
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value		0
Level 1 | U.S. government bonds
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	7,485	4,000
Level 2
Debt Securities, Available-for-sale [Line Items]
Total, fair value	293,858	242,711
Level 2 | Short-term Investments
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	279,362	231,796
Level 2 | Asset-backed securities
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	25,148	12,905
Level 2 | Certificate of deposits
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	0	0
Level 2 | Commercial paper
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	48,961	30,691
Level 2 | Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	202,733	178,826
Level 2 | Foreign government bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	1,441	457
Level 2 | Mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	720
Level 2 | Municipal bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	359	8,417
Level 2 | U.S. government bonds
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value	0	0
Level 2 | Variable rate demand notes
Debt Securities, Available-for-sale [Line Items]
Short-term investments, fair value		500
Level 2 | Cash equivalents
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	14,496	10,915
Level 2 | Commercial paper
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	11,668	5,499
Level 2 | Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	2,828	4,916
Level 2 | Money market funds
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	0	0
Level 2 | Municipal bonds
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value		500
Level 2 | U.S. government bonds
Debt Securities, Available-for-sale [Line Items]
Cash equivalent, fair value	$ 0	$ 0