Allowance for Credit Losses - (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 1,864
Current period change for expected credit losses	(2,072)
Ending balance	543
Cumulative Effect, Period of Adoption, Adjustment
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	751
Cumulative Effect, Period of Adoption, Adjusted Balance
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 2,615