Fair Value Measurements - Summary of Financial Assets Fair Value Measurement on Recurring Basis (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Estimated Fair Value	$ 0		$ 0
Fair Value Measurements Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	102,172,000	$ 58,038,000
Unrealized Gain	1,000	4,000
Unrealized Loss	(370,000)	(31,000)
Estimated Fair Value	101,803,000	58,011,000
Fair Value Measurements Recurring | Cash and cash Equivalents | Level 1 | Money Market Funds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	392,000	3,567,000
Estimated Fair Value	392,000	3,567,000
Fair Value Measurements Recurring | Cash and cash Equivalents | Level 2 | Commercial Paper
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	21,237,000	2,999,000
Unrealized Loss	(9,000)
Estimated Fair Value	21,228,000	2,999,000
Fair Value Measurements Recurring | Cash and cash Equivalents | Level 2 | U.S. Government Agency Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	4,991,000
Estimated Fair Value	4,991,000
Fair Value Measurements Recurring | Cash and cash Equivalents | Level 2 | Corporate Debt Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost		1,501,000
Estimated Fair Value		1,501,000
Fair Value Measurements Recurring | Short-term investments | Level 1 | U.S. Treasury Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	34,850,000	4,500,000
Unrealized Loss	(243,000)	(11,000)
Estimated Fair Value	34,607,000	4,489,000
Fair Value Measurements Recurring | Short-term investments | Level 2 | Commercial Paper
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	35,260,000	33,716,000
Unrealized Gain	1,000	4,000
Unrealized Loss	(96,000)	(5,000)
Estimated Fair Value	35,165,000	33,715,000
Fair Value Measurements Recurring | Short-term investments | Level 2 | Asset-backed Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	3,009,000	8,261,000
Unrealized Loss	(8,000)	(7,000)
Estimated Fair Value	3,001,000	8,254,000
Fair Value Measurements Recurring | Long-term investments | Level 1 | U.S. Treasury Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	2,433,000	3,494,000
Unrealized Loss	(14,000)	(8,000)
Estimated Fair Value	$ 2,419,000	$ 3,486,000