Revenue Recognition (Schedule of Contract Balances) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Revenue From Contract With Customer [Abstract]
Accounts receivable, net	$ 337,052	$ 277,168
Contract liabilities - current	13,458	6,450
Contract liabilities - non-current	$ 3,165	$ 2,061

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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