Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Consolidated Balance Sheets
Allowance for doubtful accounts	$ 175	$ 43
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock shares authorized	400,000,000	400,000,000
Common stock shares issued	106,659,355	106,367,450
Common stock, Number of share outstanding	97,228,690	101,952,683
Treasury stock, shares	9,430,665	4,414,767

Amount of allowance for credit loss on accounts receivable, classified as current.

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