Revenues - Estimated and Accrued Variable Concideration (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Revenue from Contract with Customer [Abstract]
Accrued rebates	$ 32,192	$ 37,170
Accrued returns	13,016	10,974
Price adjustment recognized against gross accounts receivable	$ 25,244	$ 28,672