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Cash, Cash Equivalents and Investments - Securities Classified as Cash, Cash Equivalents and Investments (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Cash and cash equivalents: |  |
Amortized Cost | $ 53,408 | $ 72,428
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | 0 | 0
Fair Value | 53,408 | 72,428
Short-term investments: |  |
Amortized Cost | 27,713 | 44,267
Gross Unrealized Gains | 0 | 1
Gross Unrealized Losses | (109) | (7)
Fair Value | 27,604 | 44,261
Amortized Cost | 81,121 | 116,695
Gross Unrealized Gains | 0 | 1
Gross Unrealized Losses | (109) | (7)
Fair Value | 81,012 | 116,689
Commercial paper |  |
Short-term investments: |  |
Amortized Cost | 16,931 | 31,936
Gross Unrealized Gains | 0 | 1
Gross Unrealized Losses | (49) | (2)
Fair Value | 16,882 | 31,935
U.S. government-sponsored agency bonds |  |
Short-term investments: |  |
Amortized Cost | 8,768 |
Gross Unrealized Gains | 0 |
Gross Unrealized Losses | (45) |
Fair Value | 8,723 |
Corporate bonds |  |
Short-term investments: |  |
Amortized Cost | 1,011 | 7,025
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (12) | (3)
Fair Value | 999 | 7,022
Asset-backed securities |  |
Short-term investments: |  |
Amortized Cost | 1,003 | 5,306
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (3) | (2)
Fair Value | 1,000 | 5,304
Cash |  |
Cash and cash equivalents: |  |
Amortized Cost | 2,975 | 1,253
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | 0 | 0
Fair Value | 2,975 | 1,253
Money market funds |  |
Cash and cash equivalents: |  |
Amortized Cost | 50,433 | 71,175
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | 0 | 0
Fair Value | $ 50,433 | $ 71,175

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