v3.21.1

Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Allowances for doubtful accounts	$ 7,637	$ 8,209
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	250,000,000	250,000,000
Common stock, shares issued	79,439,807	78,183,806
Series A Convertible Preferred Stock [Member]
Preferred Stock, par value	$ 0.001	$ 0.001
Preferred Stock, shares authorized	1,000,000	1,000,000
Preferred Stock, shares issued	41,844	40,624
Preferred Stock, shares outstanding	41,844	40,624

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

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