Fair Value Measurements of Financial Measurements - Summary of Fair Value of Financial Assets by Level within Fair Value Hierarchy (Details) - Fair Value Measurements Recurring - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Financial Assets:
Total Financial Assets	$ 626	$ 1,464
Money Market Funds
Financial Assets:
Cash equivalents, Fair value disclosure	626	1,464
Level 1
Financial Assets:
Total Financial Assets	626	1,464
Level 1 | Money Market Funds
Financial Assets:
Cash equivalents, Fair value disclosure	$ 626	$ 1,464