Revenue From Contracts With Customers - Summary of Allowance for Accounts Receivable (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)
Accounts Notes And Loans Receivable [Line Items]
Beginning balance	$ 0
Accounting Standards Update Extensible List	us-gaap:AccountingStandardsUpdate201613Member
Change in provision for credit losses	$ 24
Write-offs	(20)
Ending balance	19
Cumulative Effect, Period of Adoption, Adjustment
Accounts Notes And Loans Receivable [Line Items]
Beginning balance	$ 15