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Accounts Receivable, Net (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
Accounts Receivable, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Accounts Receivable, after Allowance for Credit Loss [Abstract]
Bad debt expense	$ 0	$ 650	$ 200	$ 650