Fair Value Measurements - Schedule of Assets and Liabilities Carried at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Assets, Fair Value Disclosure [Abstract]
Assets, fair value disclosure	$ 25,417	$ 45,410
Level 1
Assets, Fair Value Disclosure [Abstract]
Assets, fair value disclosure	25,417	45,410
Level 2
Assets, Fair Value Disclosure [Abstract]
Assets, fair value disclosure
Level 3
Assets, Fair Value Disclosure [Abstract]
Assets, fair value disclosure
Money market funds included within cash and cash equivalents
Assets, Fair Value Disclosure [Abstract]
Cash and cash equivalents fair value disclosure	25,417	45,410
Money market funds included within cash and cash equivalents \| Level 1
Assets, Fair Value Disclosure [Abstract]
Cash and cash equivalents fair value disclosure	25,417	45,410
Money market funds included within cash and cash equivalents \| Level 2
Assets, Fair Value Disclosure [Abstract]
Cash and cash equivalents fair value disclosure
Money market funds included within cash and cash equivalents \| Level 3
Assets, Fair Value Disclosure [Abstract]
Cash and cash equivalents fair value disclosure

Kaleido Biosciences, Inc. 10-K