Summary of Significant Accounting Policies - Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021	Sep. 30, 2021	Dec. 31, 2020
Summary of Significant Accounting Policies
Restricted cash, Balance Sheet location	Other assets		Prepaid expenses and other current assets
Cash and cash equivalents	$ 45,972	$ 86,508	$ 131,777
Restricted cash	163		121
Total	$ 46,135	$ 86,629	$ 131,898	$ 25,051