Summary of Significant Accounting Policies - Summary of Fair Value, Liabilities Measured on Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets included in:
Available-for-sale securities	$ 66,306	$ 83,822
Total fair value	76,682	105,715
Liabilities included in:
Total fair value	1,700	2,000
Contingent consideration
Liabilities included in:
Total fair value	1,700	2,000
Money market securities
Assets included in:
Money market securities	10,376	21,893
Corporate debt securities
Assets included in:
Available-for-sale securities	4,046	18,860
U.S. treasury securities
Assets included in:
Available-for-sale securities	5,042	5,064
Commercial paper
Assets included in:
Available-for-sale securities	36,775	36,759
Yankee debt securities
Assets included in:
Available-for-sale securities	3,877	3,932
Supranational
Assets included in:
Available-for-sale securities	3,019	3,051
Asset-backed securities
Assets included in:
Available-for-sale securities	13,547	16,156
Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets included in:
Total fair value	10,376	21,893
Liabilities included in:
Total fair value	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Contingent consideration
Liabilities included in:
Total fair value	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market securities
Assets included in:
Money market securities	10,376	21,893
Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate debt securities
Assets included in:
Available-for-sale securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. treasury securities
Assets included in:
Available-for-sale securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Commercial paper
Assets included in:
Available-for-sale securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Yankee debt securities
Assets included in:
Available-for-sale securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Supranational
Assets included in:
Available-for-sale securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Asset-backed securities
Assets included in:
Available-for-sale securities	0	0
Significant Other Observable Inputs (Level 2)
Assets included in:
Total fair value	66,306	83,822
Liabilities included in:
Total fair value	0	0
Significant Other Observable Inputs (Level 2) | Contingent consideration
Liabilities included in:
Total fair value	0	0
Significant Other Observable Inputs (Level 2) | Money market securities
Assets included in:
Money market securities	0	0
Significant Other Observable Inputs (Level 2) | Corporate debt securities
Assets included in:
Available-for-sale securities	4,046	18,860
Significant Other Observable Inputs (Level 2) | U.S. treasury securities
Assets included in:
Available-for-sale securities	5,042	5,064
Significant Other Observable Inputs (Level 2) | Commercial paper
Assets included in:
Available-for-sale securities	36,775	36,759
Significant Other Observable Inputs (Level 2) | Yankee debt securities
Assets included in:
Available-for-sale securities	3,877	3,932
Significant Other Observable Inputs (Level 2) | Supranational
Assets included in:
Available-for-sale securities	3,019	3,051
Significant Other Observable Inputs (Level 2) | Asset-backed securities
Assets included in:
Available-for-sale securities	13,547	16,156
Significant Unobservable Inputs (Level 3)
Assets included in:
Total fair value	0	0
Liabilities included in:
Total fair value	1,700	2,000
Significant Unobservable Inputs (Level 3) | Contingent consideration
Liabilities included in:
Total fair value	1,700	2,000
Significant Unobservable Inputs (Level 3) | Money market securities
Assets included in:
Money market securities	0	0
Significant Unobservable Inputs (Level 3) | Corporate debt securities
Assets included in:
Available-for-sale securities	0	0
Significant Unobservable Inputs (Level 3) | U.S. treasury securities
Assets included in:
Available-for-sale securities	0	0
Significant Unobservable Inputs (Level 3) | Commercial paper
Assets included in:
Available-for-sale securities	0	0
Significant Unobservable Inputs (Level 3) | Yankee debt securities
Assets included in:
Available-for-sale securities	0	0
Significant Unobservable Inputs (Level 3) | Supranational
Assets included in:
Available-for-sale securities	0	0
Significant Unobservable Inputs (Level 3) | Asset-backed securities
Assets included in:
Available-for-sale securities	$ 0	$ 0