Accrued Expenses and Other Current Liabilities - Additional Information (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Accrued Expenses
Other accrued expenses	$ 2,601	$ 10,210
Unbilled inventories		600
Equipment for clinical studies		200
Move activities		900
Accrued non-cancelable purchase		$ 4,100
Other Accrued Expenses, Sales And Marketing	1,000
Other Accrued Expenses IT Services	$ 800

Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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