Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Allowance for credit loss $ 34 $ 159
Redeemable convertible preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Redeemable convertible preferred stock, shares authorized (in shares) 0 41,557,099
Redeemable convertible preferred stock, shares issued (in shares) 0 40,842,619
Redeemable convertible preferred stock, shares outstanding (in shares) 0 40,842,619
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 100,000,000 0
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 0 83,500,000
Common stock, shares issued (in shares) 0 24,186,000
Common stock, shares outstanding (in shares) 0 24,186,000
Common Class A    
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 1,000,000,000 0
Common stock, shares issued (in shares) 28,892,000 0
Common stock, shares outstanding (in shares) 28,892,000 0
Common Class B    
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 500,000,000 0
Common stock, shares issued (in shares) 53,761,000 0
Common stock, shares outstanding (in shares) 53,761,000 0