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Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	125,000,000	125,000,000
Common stock, shares issued (in shares)	40,704,984	39,941,327
Common stock, shares outstanding (in shares)	40,704,984	39,941,327
Trade Accounts Receivable [Member]
Allowance for credit losses	$ 1,516	$ 70
Due from Affiliate [Member]
Allowance for credit losses	$ 71,800	$ 20,083

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

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Face amount or stated value per share of common stock.

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