Cash, Cash Equivalents, and Term Deposit - Summary of Geographic Area (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 46,130	$ 60,813
North America
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	4,466	6,430
People's Republic of China
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	15,328	16,000
Asia (excluding PRC)
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	11,786	11,798
Europe
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	11,756	17,604
South America
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 2,794	$ 8,981